Park, Ulsan
Byounghun Park, Ulsan KR
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20150110685 | METHOD AND APPARATUS FOR CONTINUOUSLY PRODUCING 1,1,1,2,3-PENTAFLUOROPROPANE WITH HIGH YIELD - A method and apparatus for method of continuously producing 1,1,1,2,3-pentafluoropropane with high yield is provided. The method includes (a) bringing a CoF | 04-23-2015 |
Byoung Jae Park, Ulsan KR
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20110282564 | VEHICLE MANAGEMENT SYSTEM - A vehicle management system is provided, which includes an RFID tag storing vehicle information, a mobile vehicle management device generating management information from position information and the vehicle information received from the outside, and a server generating operation information by analyzing the management information. | 11-17-2011 |
Byung Do Park, Ulsan KR
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20110042610 | METHOD FOR PREPARING CATHODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY - Disclosed is a method for preparing a cathode active material for a lithium secondary battery, and the preparing method includes: adding a phosphorus compound to a transition metal oxide dispersion liquid to prepare a coating liquid; drying the coating liquid to prepare a powder including phosphorus oxide coated on the surface of the transition metal oxide; and dry-mixing the powder coated with the phosphorus oxide with a lithium intercalation compound, and then firing the mixture to form a solid solution compound of Li-M | 02-24-2011 |
Chan-Do Park, Ulsan KR
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20140170032 | METAL FILTER FOR PURIFYING EXHAUST GAS FROM SHIP, AND PREPARATION METHOD THEREOF - The present invention relates to a metal filter for purifying the exhaust gas from a ship, and a preparation method thereof. The purpose of the present invention is to provide: a metal filter for purifying the exhaust gas from a ship, capable of reducing nitrogen oxide by 85% or more at 250-300° C.; and a preparation method thereof. The metal filter for removing nitrogen oxide contained in the exhaust gas from a ship of the present invention comprises an integrated catalyst, wherein a metal substrate comprising irregularities is coated with a low temperature active catalyst in which vanadium (V), tungsten (W) and alumina sol are supported in a Ti-pillared clay (Ti-PILC) powdered support. | 06-19-2014 |
Chang Ha Park, Ulsan KR
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20110077419 | DOUBLE METAL CYANIDE CATALYST HAVING A CONTROLLED REACTIVITY FOR PREPARING A POLYOL AND PREPARATION THEREOF - A double metal cyanide catalyst of the present invention having a controlled reactivity for preparing a polyol, which contains an ether ligand having a molecular weight of less than 200 and a glycol ligand having a molecular weight of less than 200 can be used in the preparation of a polyol having a unsaturation degree suitable for direct use for producing a polyurethane having suitable properties. | 03-31-2011 |
Chang Su Park, Ulsan KR
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20150114425 | ROTATIONAL HAIR STYLING DEVICE FOR EASILY MAKING SPIRAL CURLS - Disclosed therein is a rotational hair styling device for easily making spiral curls including: an upper case being elongated; a lower case rotatably hinge-coupled with a hinge part of the upper case; a heating member of a bar shape horizontally located in the winding space part; a driving motor embedded in the lower case collinearly with the heating member; and a winder member connected to a driving gear of the driving motor and rotated forwardly and reversely around the heating member inside the heating space part for spirally winding the hair. | 04-30-2015 |
Chang Sun Park, Ulsan KR
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20140012523 | PREVENTIVE DIAGNOSTIC SYSTEM FOR GIS BASED ON IEC 61850 - According to an embodiment of the present disclosure, there is provided a preventive diagnostic system for a GIS that includes a plurality of data acquisition systems (DAS's), a central communication unit (CCU), and a local server. The DAS generates an ICD file representing a content of the configuration of the DAS using a logical node designed for the preventive diagnostic system for a GIS and delivers the ICD file to the CCU, and the CCU performs a network connection so as to communicate with the DAS in compliance with IEC 61850 based on a content of the ICD file delivered from the DAS. According to the embodiment of the present disclosure, by applying IEC 61850 to the preventive diagnostic system for a GIS, smooth integration with a substation automation system and an efficient operation can be achieved. | 01-09-2014 |
20140028324 | CUBICLE TYPE GAS INSULATED SWITCHGEAR MONITORING AND DIAGNOSIS SYSTEM - The disclosure relates to a cubicle type gas insulated switchgear monitoring and diagnosis system that is able to remotely monitor and diagnose the state by measuring and analyzing in real time deterioration of a gas section and the operation state and the integrity assessment of a breaking unit in a cubicle gas insulated switchgear. The system includes the cubicle gas insulated switchgear, a Slave Data Acquisition System connected to the cubicle gas insulated switchgear, and a Master Data Acquisition System that determines deterioration of the cubicle type gas insulated switchgear and the operation state and the integrity assessment of the breaking unit by receiving and analyzing the sensing data from the S-DAS. | 01-30-2014 |
20140062498 | DEVICE FOR MONITORING INTERNAL ARC IN GAS INSULATED SWITCHGEAR - A device for monitoring internal arc in gas insulated switchgear. The device includes: at least one or more partial discharge sensors that electronic wave signals of partial discharge generated by internal arc in a gas section of the gas insulated switchgear; at least one or more gas pressure wave sensors that measure pressure wave signals due to expansion of a gas produced by internal arc in the gas section of the gas insulated switchgear; a data acquiring unit that receives the electronic wave signals measured by the partial discharge sensors and the pressure wave signals measured by the gas pressure sensors, finds out internal arc on the basis of the received sensor measure information, and determines the reason and the position of the internal ark; and a transmitting unit that transmits the sensor measurement information and determination information from the data acquiring unit to a super-system. | 03-06-2014 |
Deuk-Jin Park, Ulsan KR
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20120325937 | TWO-STAGE FUEL INJECTION VALVE FOR A DIESEL ENGINE, COMPRISING A SOLENOID VALVE AND A SHUTTLE VALVE - Disclosed herein is a two-stage fuel injection valve for a diesel engine. The valve includes a fuel valve block ( | 12-27-2012 |
20130037004 | TWO SOLENOID VALVE RELAY TWO-STAGE FUEL INJECTION VALVE FOR DIESEL ENGINES - The present invention provides a two solenoid valve relay with a two-phase fuel injection valve for a diesel engine, which is installed on a valve itself to enable injection at pressure greater than opening pressure, at which the fuel enters into a fuel valve, thereby improving fuel injection performance, and which is configured to enable adjustment of an injection timing at the opening pressure within the valve, wherein injection timings through a solenoid valve is provided for low load and high load, respectively, such that a distinct difference exists between the injection timings to open the nozzle hole of the nozzle in a differential manner at pressure higher than the pressure, at which the fuel enters to the fuel valve and internal spring opening pressure, thereby injecting fuel at high pressure even at low load to facilitate vaporization, and wherein, in case of a high speed operation or high load, low pressure/high pressure needle valves are opened at the same time to quickly inject fuel of a high volume through a plurality of nozzle holes, thereby improving combustion performance of an engine, and wherein a space between the needle valve and the nozzle hole which are closed after the injection is minimized because the nozzle hole is opened differentially and sequentially according to pressure, thereby avoiding waste of fuel and reducing harmful gas (smoke, Nox). | 02-14-2013 |
20130068193 | DUAL FUEL INJECTION VALVE APPARATUS INCLUDING A HYBRID NOZZLE FOR DIESEL AND GAS ENGINES - The present invention relates to a dual fuel injection valve apparatus provided with a hybrid nozzle for a diesel engine and a gas engine and an objective thereof is to provide a dual fuel injection valve apparatus provided with a hybrid nozzle for a diesel engine and a gas engine, being capable of respectively injecting two kinds of different fuels from one fuel injection valve by pressure of fuel and tension of a spring. | 03-21-2013 |
20130074811 | FUEL INJECTION PUMP HAVING A SEPARABLE PLUNGER - A fuel injection pump having a separable plunger includes a separable plunger of which outer circumference is slide coupled to an inside of the a such that a lower portion thereof is supported by an upper portion of a main plunger to enable upward and downward slide movement in association with the main plunger, wherein an injection timing control spiral step of which upper surface is formed in a spiral shape, is protrudingly formed on the outer circumference thereof and a fuel passage is formed on one side of the outer circumference thereof including the injection timing control spiral step and an elastic member having a lower portion elastically supported by the separable plunger and an upper portion inserted within the barrel to be supported by an upper surface of the barrel. | 03-28-2013 |
20130139790 | TWO-PHASE FUEL INJECTION VALVE FOR DIESEL ENGINE AND GAS ENGINE INCLUDING NOZZLE HAVING PUMPING FUNCTION - The present invention relates to a dual fuel injection valve having a pumping nozzle for a diesel engine and a gas engine, and an objective of the present invention is to provide a fuel injection valve in which, by using two kinds of fuel entering into a fuel valve, a warming up and injection of pilot fuel may be performed in an initial injection and injection of main fuel may be performed subsequently such that subsequent dual fuel is used for combustion, thereby increasing fuel injection performance. | 06-06-2013 |
20130156620 | FUEL INJECTION PUMP INCLUDING A VARIABLE PRESSURE COMPARTMENT - The present invention relates to a fuel injection pump having a variable pressure chamber which can adjust a fuel injection timing according to each engine load with a simple structure and a lower manufacture cost compared to the conventional injection pump without a separate apparatus for moving a barrel as well as not modifying a shape of a plunger. | 06-20-2013 |
Dong Myung Park, Ulsan KR
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20150219124 | HYDRAULIC CONTROL DEVICE USING HYDRAULIC ACTUATOR - Disclosed herein is a hydraulic control device using a hydraulic actuator. The apparatus includes a hydraulic actuator ( | 08-06-2015 |
Eun Young Park, Ulsan KR
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20080307818 | Refrigerator - A refrigerator is disclosed. The refrigerator includes a main body which has a cooling chamber and a freezing chamber, a storage chamber which is provided in the cooling chamber to store foodstuffs, an irradiation device which irradiates light within a visible light region correspondingly to color of the foodstuffs stored in the storage chamber, an optical deodorization module which includes an ultraviolet light irradiation device which is mounted to the storage chamber to irradiate ultraviolet light and a photocatalyst filter which receives the ultraviolet light from the ultraviolet light irradiation device and is coated with a photocatalyst agent, and a control unit which controls the irradiation device and the ultraviolet light irradiation device. | 12-18-2008 |
Han Gil Park, Ulsan KR
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20130090792 | TECHNIQUE FOR INDUCING ECONOMIC DRIVING OF HYBRID VEHICLE - Disclosed is a technique for inducing economic driving of a hybrid vehicle. Exemplary embodiments of the present invention is to provide an apparatus and method for inducing economic driving of a hybrid vehicle, which can efficiently induce economic driving by stimulating a driver's desire to achieve better fuel efficiency by calculating an accumulated mileage based on both fuel consumption and battery consumption, displaying the accumulated mileage as a grade, and assigning score according to that particular driver's grade. | 04-11-2013 |
Hee Duck Park, Ulsan KR
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20150152759 | WATER DISCHARGE SYSTEM FOR OIL RESERVE TANK - The present invention relates to a water drain system of an oil reserve tank, which comprises: an oil reserve tank; an oil and water separator for separating the drained water coming from the oil reserve tank; a drain pipe extended from the oil reserve tank to the oil and water separator, the drain pipe having a vertical part to form a step; and a water detection sensor installed in the vertical part. | 06-04-2015 |
Heongjoo Park, Ulsan KR
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20140116105 | METHOD AND APPARATUS FOR FORMING ULTRAHIGH TENSILE STEEL - Disclosed is an apparatus and a method for forming an ultrahigh tensile steel. The method may include: (a) preparing a blank from a steel plate sheet; (b) cold-forming the blank into a shape corresponding to a desired end-product; (c) fixing the cold-formed materials to a plurality of pallets; (d) moving the pallets into a heating chamber, and heating the materials to a set temperature in the heating chamber; (e) moving the pallets into a cooling chamber, and cooling the materials in the cooling chamber; and (f) straightening dimensions of the materials which have been transformed in the heat treatment process and cooling process. | 05-01-2014 |
Heong Joo Park, Ulsan KR
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20110056077 | METHOD OF INOCULATING MAGNESIUM ON COMPACTED GRAPHITE IRON, AND CYLINDER BLOCK AND CYLINDER HEAD MANUFACTURED BY USING THE METHOD - A method of inoculating magnesium (Mg) on compacted graphite iron (CGI) comprises: providing a partition having a predetermined height on the bottom of a radle so as to divide the interior of the radle into a first space and a second space; laminating an Mg inoculant and a cover in order in the second space; and tapping liquid CGI cast iron onto the first space, whereby the Mg inoculant becomes in contact with the liquid CGI iron after the liquid CGI tapped onto the first space goes over the partition toward the second space and after the cover is melted by the liquid CGI. According to the method, the deviation of density of Mg is minimized, and a secondary inoculating process can thus be omitted. | 03-10-2011 |
20150020565 | PART CORRECTING DEVICE FOR AUTOMOBILE PART - A part correcting device for an automobile part may include a body in which the part is disposed, a hydraulic apparatus which presses and fixes one side of the part disposed in the body, a warpage correcting apparatus which corrects a warpage of the part by rotating the other side of the part left or right while fixing the other side of the part disposed in the body, and a deformation correcting apparatus which corrects an angle of the part by pressing flanges formed on both sides of the part downwardly while fixing the flanges. | 01-22-2015 |
20150344986 | HEAT TREATMENT APPARATUS FOR HOT STAMPING AND FORMING METHOD USING THE SAME - A heat treatment apparatus for hot stamping includes a frame, and heating units provided to be vertically movable at both upper and lower sides of the frame and configured to heat a cold formed steel plate by electrifying the steel plate. Cooling units are provided to be vertically movable at centers of the upper and lower sides of the frame and are configured to cool the heated steel plate while pressurizing the steel plate from upper and lower sides. | 12-03-2015 |
Hung-Suck Park, Ulsan KR
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20100254766 | METHOD OF COLLECTING BIOGAS GENERATED FROM ORGANIC WASTES IN LANDFILL - A method of collecting biogas from organic wastes in a landfill includes a branch pipe installation step of installing a waste liquid input branch pipe and a landfill gas extracting branch pipe in the landfill, and installing a leachate extracting branch pipe under the landfill at a certain slopea fitting installation step of connecting an organic waste pretreatment device, the waste liquid input branch pipe, a landfill gas collecting pipe and the landfill gas extracting branch pipe a pretreatment step of mixing organic wastes with leachate generated from the landfill to produce a waste liquida waste liquid input step of dividing the waste liquid input branch pipe into some regions and progressively inputting and pressing the waste liquid mixed in the pretreatment step and a gas extraction step of extracting and collecting a generated landfill gas. | 10-07-2010 |
Hyung Ryun Park, Ulsan KR
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20140028324 | CUBICLE TYPE GAS INSULATED SWITCHGEAR MONITORING AND DIAGNOSIS SYSTEM - The disclosure relates to a cubicle type gas insulated switchgear monitoring and diagnosis system that is able to remotely monitor and diagnose the state by measuring and analyzing in real time deterioration of a gas section and the operation state and the integrity assessment of a breaking unit in a cubicle gas insulated switchgear. The system includes the cubicle gas insulated switchgear, a Slave Data Acquisition System connected to the cubicle gas insulated switchgear, and a Master Data Acquisition System that determines deterioration of the cubicle type gas insulated switchgear and the operation state and the integrity assessment of the breaking unit by receiving and analyzing the sensing data from the S-DAS. | 01-30-2014 |
20140062498 | DEVICE FOR MONITORING INTERNAL ARC IN GAS INSULATED SWITCHGEAR - A device for monitoring internal arc in gas insulated switchgear. The device includes: at least one or more partial discharge sensors that electronic wave signals of partial discharge generated by internal arc in a gas section of the gas insulated switchgear; at least one or more gas pressure wave sensors that measure pressure wave signals due to expansion of a gas produced by internal arc in the gas section of the gas insulated switchgear; a data acquiring unit that receives the electronic wave signals measured by the partial discharge sensors and the pressure wave signals measured by the gas pressure sensors, finds out internal arc on the basis of the received sensor measure information, and determines the reason and the position of the internal ark; and a transmitting unit that transmits the sensor measurement information and determination information from the data acquiring unit to a super-system. | 03-06-2014 |
Hyung Wook Park, Ulsan KR
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20150119494 | METHOD OF MANUFACTURING COMPOSITE MATERIAL HAVING NANO STRUCTURE GROWN ON CARBON FIBER AND COMPOSITE MATERIAL HAVING NANO STRUCTURE MANUFACTURED USING THE SAME - Provided is a composite material having a nano structure grown on a carbon fiber with a high density. A method of manufacturing a composite material includes: modifying a surface of a carbon fiber by using an electron beam; growing a zinc oxide (ZnO) nano structure on the modified surface of the carbon fiber; and transferring the carbon fiber and the zinc oxide nano structure onto a polymer resin. | 04-30-2015 |
In-Ha Park, Ulsan KR
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20090077899 | Polishing Pad Containing Interpenetrating Liquified Vinyl Monomer Network With Polyurethane Matrix Therein - Provided is a polyurethane polishing pad. More specifically, the present invention provides a polyurethane polishing pad having an interpenetrating network structure of a vinyl polymer with a polyurethane matrix via radical polymerization and having no pores and gas bubbles. The polyurethane polishing pad having an interpenetrating network structure of a vinyl polymer exhibits uniform dispersibility and reduced changes in hardness of the urethane pad due to heat and slurry, thereby resulting in no deterioration of polishing efficiency due to abrasion heat and solubility in the slurry upon polishing, and also enables a high-temperature polishing operation. Further, according to the present invention, the interpenetrating network structure leads to an improved polishing rate and abrasion performance, thereby significantly increasing the service life of the polishing pad. | 03-26-2009 |
20090320379 | Chemical Mechanical Polishing Pads Comprising Liquid Organic Material Encapsulated in Polymer Shell and Methods For Producing The Same - There is provided a chemical mechanical polishing (CMP) pad including a core of a polymer shell encapsulating a liquid organic material having one of a boiling point and a decomposition point of 130° C. or more in a polymer matrix, the CMP pad having open pores formed by the core on a polishing surface thereof, and a method of producing the CMP pad. The CMP pad having a high hardness and a high density improves polishing efficiency and flatness of a wafer and maintains a uniform size of the core, thereby producing pads having high polishing efficiency and stable polishing performance. | 12-31-2009 |
In Wan Park, Ulsan KR
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20140299038 | CARGO TANK FOR EXTREMELY LOW TEMPERATURE SUBSTANCE CARRIER - A cargo tank for an extremely low temperature substance carrier according to the present invention arranges a first cargo tank wall having a primary corrugated panel to prevent cracks caused by contraction and easily absorb impact caused by liquefied gas sloshing to prevent defects occurring in the cargo tank, forms auxiliary corrugation on each of the first, second and third cargo tank walls to prevent defects caused by contraction and more easily absorb impact caused by liquefied gas sloshing, and selectively applies the first to third cargo tank walls having different structures to respective parts of the cargo tank where different sloshing phenomena occur to improve reliability of the cargo tank. | 10-09-2014 |
Jae-Bong Park, Ulsan KR
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20150232972 | NON-NORMALIZED STEEL COMPOSITION AND CONNECTING ROD USING THE SAME, AND METHOD OF MANUFACTURING THE CONNECTING ROD - Disclosed are a non-normalized steel composition which includes carbon (C), silicon (Si), manganese (Mn), sulfur (S), vanadium (V), titanium (Ti), nitrogen (N), and iron (Fe), and a method of manufacturing the connecting rod for improving yield strength, fatigue strength, and the like of the connecting rod. The non-normalized steel composition includes carbon (C) in an amount of about 0.30 to 0.55 weight %, silicon (Si) in an amount of about 0.80 to 1.20 weight %, manganese (Mn) in an amount of about 0.80 to 1.20 weight %, sulfur (S) in an amount of about 0.06 to 0.10 weight %, vanadium (V) in an amount of about 0.20 to 0.35 weight %, titanium (Ti) in an amount of about 0.01 to 0.20 weight %, nitrogen (N) in an amount of about 0.005 to 0.02 weight %, and the remainder of iron (Fe), and inevitable impurities, based on a total weight of the composition. | 08-20-2015 |
Jae Hong Park, Ulsan KR
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20090101183 | APPARATUS FOR CLEANING TUBE FINS OF AIR FAN COOLER FOR HEAT EXCHANGER - Disclosed herein is an apparatus for cleaning tube fins of an air fan cooler for heat exchangers. The apparatus according to the present invention is constructed such that the tube fins can be cleaned in a mechanical manner even when the air fan cooler is in operation, thus preventing the heat exchange efficiency of the tube fins from becoming reduced by dust. Furthermore, the present invention restrains the use of chemicals, thus realizing environment-friendly cleaning. | 04-23-2009 |
Jae Yong Park, Ulsan KR
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20120235551 | REFRIGERATOR - A refrigerator includes a hinge bracket that is installed on a cabinet between an upper door and a lower door, which are configured to individually open and close an upper portion and a lower portion of a cabinet, respectively, and rotatably supports the upper door and the lower door, the hinge bracket coupled to a connecting member through a reinforcing bracket, which is installed at an inner side of a wall forming a heat insulation space of the cabinet, thereby enhancing the sealing performance of a filler unit configured to seal between the upper door and the lower door. | 09-20-2012 |
Jai-Hyun Park, Ulsan KR
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20140170032 | METAL FILTER FOR PURIFYING EXHAUST GAS FROM SHIP, AND PREPARATION METHOD THEREOF - The present invention relates to a metal filter for purifying the exhaust gas from a ship, and a preparation method thereof. The purpose of the present invention is to provide: a metal filter for purifying the exhaust gas from a ship, capable of reducing nitrogen oxide by 85% or more at 250-300° C.; and a preparation method thereof. The metal filter for removing nitrogen oxide contained in the exhaust gas from a ship of the present invention comprises an integrated catalyst, wherein a metal substrate comprising irregularities is coated with a low temperature active catalyst in which vanadium (V), tungsten (W) and alumina sol are supported in a Ti-pillared clay (Ti-PILC) powdered support. | 06-19-2014 |
Jang Choon Park, Ulsan KR
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20150344986 | HEAT TREATMENT APPARATUS FOR HOT STAMPING AND FORMING METHOD USING THE SAME - A heat treatment apparatus for hot stamping includes a frame, and heating units provided to be vertically movable at both upper and lower sides of the frame and configured to heat a cold formed steel plate by electrifying the steel plate. Cooling units are provided to be vertically movable at centers of the upper and lower sides of the frame and are configured to cool the heated steel plate while pressurizing the steel plate from upper and lower sides. | 12-03-2015 |
Jang-Ung Park, Ulsan KR
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20150153873 | TOUCH PANEL, DISPLAY APPARATUS, AND METHOD OF MANUFACTURING THE TOUCH PANEL - A touch panel, a display apparatus, and a method of manufacturing the touch panel. The touch panel includes a substrate, sense patterns disposed on the substrate and including a mesh type metal grid, and a transparent conductive layer patterned to correspond to each of the sense patterns and disposed to cover the metal grid. | 06-04-2015 |
20150359065 | BEZEL-FREE DISPLAY DEVICE FORMED BY USING FLEXIBLE WIRES AND MANUFACTURING METHOD THEREFOR - Provide is a bezel-free display device comprising: a flexible substrate comprising an element area including an electronic element and positioned on the upper surface thereof, a terminal area including a terminal electrically connected to the electronic element, and positioned at the rear surface thereof, and a flexible area positioned between the element area and the terminal area and having flexibility; a flexible wire positioned on the flexible area of the flexible substrate, electrically connecting the element and the terminal, and having flexibility; and a display member positioned on the element area of the flexible substrate and electrically connected with the electronic element. | 12-10-2015 |
Jan Ung Park, Ulsan KR
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20150138278 | LIQUID DROPLET DISCHARGE APPARATUS - A liquid droplet discharge apparatus that discharges liquid droplets finely and stably and includes a liquid droplet discharge unit and a voltage applying unit that is connected to the liquid droplet discharge unit, the liquid droplet discharge unit includes a nozzle and a tube that surrounds the nozzle, and the nozzle and the tube are coated with metal. | 05-21-2015 |
Jeong Gil Park, Ulsan KR
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20110073395 | APPARATUS FOR OPENING AND CLOSING AIR FLAP FOR VEHICLE - Disclosed herein is an apparatus for opening and closing an air flap for a vehicle. The apparatus for opening and closing an air flap may include a coolant temperature sensor provided at an engine to measure a coolant temperature of the engine, a control unit comparing a measurement value input from the coolant temperature sensor with a reference value stored therein, thus outputting a control signal, an actuator rotating in response to the control signal of the control unit, a power transmission unit connected to the actuator to transmit rotating force of the actuator, and a flap unit installed in an opening of a front end module carrier, and being selectively movable in a vertical direction in the opening by power transmitted from the power transmission unit to the flap unit to open or close the opening, thus permitting or preventing an inflow of air into the cooling module. | 03-31-2011 |
Jeong Wook Park, Ulsan KR
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20150135898 | METHOD FOR PRODUCING NANOPOWDERS USING ELECTRICAL WIRE EXPLOSION - A method for producing nanopowders using electrical wire explosion is provided, which includes forming a wire in a helical spring structure, supplying the formed wire to a supplier, electrically exploring the wire through applying high voltage to the wire after supplying the wire that is supplied to the supplier into a chamber, and collecting nanopowders generated through explosion of the wire, wherein the wire formed in a helical spring structure has a pitch of 0.4 to 0.8 mm, a number of coils of 10 to 13, and a diameter of 1 to 2 mm. | 05-21-2015 |
Ji Hun Park, Ulsan KR
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20150210779 | METHOD OF MANUFACTURING ULTRA-LOW VISCOSITY HYDROXYALKYL CELLULOSE THROUGH PARTIAL NEUTRALIZATION METHOD - The present invention relates to a method of manufacturing ultra-low viscosity hydroxyalkyl cellulose through a partial neutralization method, and the method includes: reacting cellulose with an alkalizing agent to obtain alkalized cellulose; reacting the alkalized cellulose with an etherifying agent to obtain hydroxyalkyl cellulose; performing first neutralization of the hydroxyalkyl cellulose; decomposing the hydroxyalkyl cellulose by using hydrogen peroxide; and performing second neutralization of the hydroxyalkyl cellulose. Through the aforementioned method, ultra-low viscosity hydroxyalkyl cellulose can be manufactured while preventing a process problem, such as swelling, which may occur through the decomposition of an acid treatment. | 07-30-2015 |
Jin Hyung Park, Ulsan KR
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20090275188 | Slurry for polishing phase change material and method for patterning polishing phase change material using the same - Disclosed is a slurry for polishing a phase change material. The slurry includes an abrasive, an alkaline polishing promoter and deionized water. Due to the use of the abrasive and the alkaline polishing promoter, the pH of the slurry is adjusted, the polishing rate of the phase change material is improved, and the polishing selectivity of the phase change material to an underlying insulating layer is increased. Further disclosed is a method for patterning a phase change material using the slurry. | 11-05-2009 |
20120190201 | MULTI-SELECTIVE POLISHING SLURRY COMPOSITION AND A SEMICONDUCTOR ELEMENT PRODUCTION METHOD USING THE SAME - Provided are a multi-selective polishing slurry composition and a semiconductor element production method using the same. A silicon film provided with element patterns is formed on the uppermost part of a substrate having a first region and a second region. The element pattern density on the first region is higher than the element pattern density on the second region. Formed in sequence on top of the element patterns are a first silicon oxide film, a silicon nitride film and a second silicon oxide film. The substrate is subjected to chemical-mechanical polishing until the silicon film is exposed, by using a polishing slurry composition containing a polishing agent, a silicon nitride film passivation agent and a silicon film passivation agent. The polishing slurry composition may be a mixture of 100 parts by weight of a polishing agent suspension, containing a polishing agent, and from 40 to 120 parts by weight of an additive solution, and the additive solution can contain 100 parts by weight of a solvent, from 0.01 to 5 parts by weight of a silicon nitride film passivation agent and from 0.01 to 5 parts by weight of a silicon film passivation agent. | 07-26-2012 |
20130032572 | SLURRY FOR POLISHING PHASE-CHANGE MATERIALS AND METHOD FOR PRODUCING A PHASE-CHANGE DEVICE USING SAME - The present invention relates to slurry for polishing crystalline phase-change materials and to a method for producing a phase-change device using the same. The slurry for polishing crystalline phase-change materials according to one embodiment of the present invention comprises an abrasive, an alkaline abrasive enhancer, an oxidizing agent having a standard reduction potential higher than that of perchlorates, and ultrapure water. In addition, the method for producing a phase-change device according to one embodiment of the present invention comprises the following steps: preparing a substrate; forming a crystalline phase-change material film on the substrate; and removing the phase-change material film through a chemical-mechanical polishing process using slurry for polishing phase-change materials, which comprises an abrasive, an alkaline abrasive enhancer, an oxidizing agent having a standard reduction potential higher than that of perchlorates, and ultrapure water. | 02-07-2013 |
20130214199 | CMP SLURRY COMPOSITION FOR TUNGSTEN - The present invention relates to a CMP slurry composition for polishing tungsten comprising a abrasive and a polishing chemical, wherein the abrasive comprises colloidal silica dispersed in ultra-pure water, and the polishing chemical comprises hydrogen peroxide, ammonium persulfate and iron nitrate. The slurry composition is not discolored and has good etching selectivity, so as to be applied to a CMP process. | 08-22-2013 |
20140312266 | POLISHING SLURRY AND METHOD OF POLISHING USING THE SAME - Disclosed are a polishing slurry used in a polishing process of tungsten and a method of polishing using the same. The slurry includes an abrasive for performing polishing and an oxidation promoting agent for promoting the formation of an oxide. The abrasive includes titanium oxide particles. | 10-23-2014 |
20150179470 | MULTI-SELECTIVE POLISHING SLURRY COMPOSITION AND A SEMICONDUCTOR ELEMENT PRODUCTION METHOD USING THE SAME - Provided are a multi-selective polishing slurry composition and a semiconductor element production method using the same. A silicon film provided with element patterns is formed on the uppermost part of a substrate having a first region and a second region. The element pattern density on the first region is higher than the element pattern density on the second region. Formed in sequence on top of the element patterns are a first silicon oxide film, a silicon nitride film and a second silicon oxide film. The substrate is subjected to chemical-mechanical polishing until the silicon film is exposed, by using a polishing slurry composition containing a polishing agent, a silicon nitride film passivation agent and a silicon film passivation agent. The polishing slurry composition may be a mixture of 100 parts by weight of a polishing agent suspension, containing a polishing agent, and from 40 to 120 parts by weight of an additive solution, and the additive solution can contain 100 parts by weight of a solvent, from 0.01 to 5 parts by weight of a silicon nitride film passivation agent and from 0.01 to 5 parts by weight of a silicon film passivation agent. | 06-25-2015 |
20150337173 | SLURRY FOR POLISHING PHASE-CHANGE MATERIALS AND METHOD FOR PRODUCING A PHASE-CHANGE DEVICE USING SAME - The present invention relates to slurry for polishing crystalline phase-change materials and to a method for producing a phase-change device using the same. The slurry for polishing crystalline phase-change materials according to one embodiment of the present invention comprises an abrasive, an alkaline abrasive enhancer, an oxidizing agent having a standard reduction potential higher than that of perchlorates, and ultrapure water. In addition, the method for producing a phase-change device according to one embodiment of the present invention comprises the following steps: preparing a substrate; forming a crystalline phase-change material film on the substrate; and removing the phase-change material film through a chemical-mechanical polishing process using slurry for polishing phase-change materials, which comprises an abrasive, an alkaline abrasive enhancer, an oxidizing agent having a standard reduction potential higher than that of perchlorates, and ultrapure water. | 11-26-2015 |
Jin Young Park, Ulsan KR
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20100301073 | HIGH-HEAT-RETENTION LADLE FOR CARRYING MOLTEN ALUMINUM - A high-heat-retention ladle for carrying molten aluminum includes a ladle body defining therein a storage space, which contains molten aluminum therein, the ladle body including a molten metal inlet and a molten metal outlet, which allow the storage space to communicate with outside, a cover opening and closing the inlet of the ladle body, and a stopper opening and closing the outlet of the ladle body. Each of the ladle body and the cover has an outer shell, which defines a contour thereof, and a multi-layer insulation structure inside the outer shell. The multi-layer insulation structure includes two or more refractory layers. The molten aluminum contained inside the storage space has a temperature drop rate of 5° C./min or less. It is possible to carry the molten aluminum for a long time in a heat-insulated state and cast a product by directly pouring the molten aluminum into a mold. | 12-02-2010 |
20100330217 | APPARATUS FOR RECYCLING METAL SCRAPS - An apparatus for recycling metal scraps includes a mold having an inner conversion cavity for converting the metal scraps, an inlet disposed in one longitudinal end thereof, and an outlet disposed in the other longitudinal ends thereof, the inlet and the outlet communicating with the cavity; a gate movably mounted near the outlet of the mold so as to open and close the outlet of the mold as the gate moves; a gate actuator moving the gate to an opening or closing position; a scrap feeder supplying the metal scraps into the cavity of the mold, a conversion plunger intruded into the cavity via the inlet of the mold and compacting the metal scraps to form a solid compact having a shape corresponding to the cavity; and a press actuator reciprocating the conversion plunger between inside and outside of the mold so as to provide a conversion pressure. | 12-30-2010 |
Ji-Woon Park, Ulsan KR
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20130034865 | CENTRIFUGAL FORCE-BASED MICROFLUIDIC DEVICE FOR MULTIPLXED ANALYSIS AND DETECTION METHOD USING THE SAME - A centrifugal force-based microfluidic device for a multiplexed analysis and an analyzing method using the same are provided. The microfluidic device includes a platform and a microfluidic structure including a plurality of chambers formed within the platform and valves positioned between the chambers. The microfluidic structure includes a sample separation chamber connected to a sample injection hole and a plurality of reaction chambers accommodating two or more types of markers specifically reacting to different types of target materials, separately by type. | 02-07-2013 |
20130034912 | CENTRIFUGAL FORCE-BASED MICROFLUIDIC DEVICE AVAILABLE FOR RELIABILITY VERIFICATION, AND ANALYZING METHOD USING THE SAME - A centrifugal force-based microfluidic device for a multiplexed analysis and an analyzing method using the same are provided. The microfluidic device includes a platform and a microfluidic structure including a plurality of chambers formed within the platform, and valves positioned between the chambers. The microfluidic structure includes a sample separation chamber connected to a sample injection hole, and a plurality of reaction chambers accommodating two or more types of markers specifically reacting with different types of target materials, separately by type. At least one of the target materials is a standard material, and at least one of the markers is a standard marker specifically reacting with the standard material. | 02-07-2013 |
Jiyong Park, Ulsan KR
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20120213981 | DECORATION SHEET WITH HIGH WEATHER RESISTANCE AND HAIR LINE - Provided is a decoration sheet with high weather resistance and hair line, and a manufacturing method thereof. The decoration sheet with weather resistance and hair line, which is attached to a surface of an object so as to protect the object from external environment, includes a PVC layer of which a lower surface is attached to the object; a hair line printing layer formed with a lower surface contacted with an upper surface of the PVC and an upper surface on which the hair line is formed, and formed of a mixture of aluminum and acryl; and an acrylic layer formed with a lower surface contacted with an upper surface of the hair line printing layer and an upper surface exposed to the external environment. | 08-23-2012 |
Joook Park, Ulsan KR
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20160049676 | APPARATUS AND METHOD FOR PRODUCING FUEL CELL STACK - Disclosed is a method for producing a fuel cell stack. The method for producing a fuel cell stack includes: (a) inserting one or more thin paper between a plurality of GDLs; (b) supplying, by a transfer robot, the GDLs of step (a) to a GDL supply part and supplying, by the transfer robot, MEAs to an MEA supply part; (c) adsorbing, by the transfer robot, the GDL and the thin paper, respectively, one by one; (d) removing, by a thin paper eliminator, the thin paper of step (c); (e) supplying the GDL and the MEA from which the thin paper is removed to a compressor to compress the GDL and the MEA so as to form an integrated part; and (f) cutting the integrated part formed in step (e) to a predetermined size by a trimming press. | 02-18-2016 |
20160087298 | METHOD FOR TESTING FEEDING FUEL CELL STACK AND APPARATUS FOR PRODUCING FUEL CELL STACK USING THE SAME - A producing method of a fuel cell stack includes a transfer robot configured to clamp and to transfer a membrane electrode assembly (MEA) and a gas diffusion layer (GDL) component. A feeding testing unit is configured to check a stacked status of the MEA and the GDL component while the MEA and the GDL component are transferred and stacked by the transfer robot. A control unit is configured to receive a signal of the feeding test unit and to transmit an error signal when it is determined that the MEA and the GDL component are erroneously stacked. | 03-24-2016 |
Joo-Ok Park, Ulsan KR
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20140169902 | SPINDLE JIG AND AUTO PALLET-CHANGEABLE MACHINING CENTER HAVING THE SAME - A spindle jig and a machining center having the same are disclosed. The machining center includes a spindle jig installed to be movable, a guide rail mounted to guide and move the spindle jig, a spindle that is fitted and supported on the spindle jig, and is equipped with a processing tool and rotates the processing tool, a column on which the spindle jig is mounted, an auto pallet changer equipped with materials, and transferring the materials to a processing area or a non-processing area, a splash guard rotated integrally with the auto pallet exchanger, mounted to be tiltable at a predetermined angle and separating the processing area from the non-processing area, and an upper cover installed to be rotatable on the movement path of the spindle jig along the guide rail. Accordingly, the replacement of the spindle can be quick and easy. | 06-19-2014 |
Joo Suk Park, Ulsan KR
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20120137749 | PRESS SYSTEM - Disclosed is a press system having advantages of preventing a molded product panel from bursting or being torn due to a difference in molding depth caused by a protrusion shape to improve the moldability and marketability of the product panel when press molding is performed on a material panel. An illustrative press system comprises: a lower die punch provided on a bolster and having a lower surface shape of a product panel; a blank holder provided on the outside of the lower die punch and mounted on the bolster through cushion pins; an upper die having an upper surface shape of the product panel, mounted on the slider, and pressing a material panel together with the lower die punch to mold the product panel; and a sub blank holder unit provided inside the lower die punch by performing the molding while holding a portion of the material panel to be molded into a protrusion shape together with the upper die such that a difference in molding depth is compensated when molding is performed. | 06-07-2012 |
Joo Yul Park, Ulsan KR
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20130255901 | HIGH-VACUUM DIE-CASTING METHOD - A high-vacuum die-casting method includes an injecting step of moving a plunger in a sleeve so that a molten metal fed to the sleeve is pushed by the plunger to be injected into a cavity formed by a fixed mold and a movable mold, a cavity vacuumizing step of vacuum absorbing a gas in the cavity to discharge the vacuum-absorbed gas to the outside through a first path, and a sealed space vacuumizing step of vacuum absorbing a gas in a sealed space in which an eject plate and one ends of eject pins are arranged to discharge the vacuum-absorbed gas to the outside through a second path while the injecting step is performed. The sealed space vacuumizing step is started prior to the cavity vacuumizing step. | 10-03-2013 |
Kibog Park, Ulsan KR
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20120328906 | METHOD FOR MANUFACTURING GRAPHENE, TRANSPARENT ELECTRODE AND ACTIVE LAYER COMPRISING THE SAME, AND DISPLAY, ELECTRONIC DEVICE, OPTOELECTRONIC DEVICE, BATTERY, SOLAR CELL, AND DYE-SENSITIZED SOLAR CELL INCLUDING THE ELECTRODE AND THE ACTIVE LAYER - Disclosed is a method of manufacturing graphene, a transparent electrode and an active layer including the graphene, and a display, an electronic device, an optoelectronic device, a solar cell, and a dye-sensitized solar cell including the transparent electrode and the active layer. The method of manufacturing graphene includes: (a) preparing a subject substrate; (b) forming a metal thin film on the subject substrate and heat-treating the metal thin film to increase the grain size of the metal thin film; (c) supplying a carbon source material on the metal thin film; (d) heating the supplied carbon source material, the subject substrate, and the metal thin film; (e) diffusing carbon atoms generated from the heated carbon source material due to thermal decomposition into the metal thin film; and (f) forming graphene on the subject substrate by the carbon atoms diffused through the metal thin film. | 12-27-2012 |
20140030600 | GRAPHENE SHEET, TRANSPARENT ELECTRODE AND ACTIVE LAYER INCLUDING THE SAME, AND DISPLAY, ELECTRONIC DEVICE, OPTOELECTRONIC DEVICE, BATTERY, SOLAR CELL, AND DYE-SENSITIZED SOLAR CELL INCLUDING TRANSPARENT ELECTRODE OR ACTIVE LAYER - A graphene sheet including a lower sheet including 1 to 20 layers of graphene, and a ridge formed on the lower sheet and including more layers of the graphene compared with the lower sheet, the ridge having a shape of a grain boundary of a metal, a transparent electrode and an active layer including the same, and a display, an electronic device, an optoelectronic device, a battery, a solar cell, and a dye-sensitized solar cell including the transparent electrode and/or the active layer are provided. | 01-30-2014 |
Ki Bog Park, Ulsan KR
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20140131761 | GRAPHENE SHEET, TRANSPARENT ELECTRODE, ACTIVE LAYER INCLUDING THE SAME, DISPLAY, ELECTRONIC DEVICE, OPTOELECTRONIC DEVICE, BATTERY, SOLAR CELL, AND DYE-SENSITIZED SOLAR CELL INCLUDING THE ELECTRODE OR ACTIVE LAYER - The present invention relates to a graphene sheet and a transparent electrode, and an active layer including the same, and a display device, an electronic device, an optoelectronic device, a battery, a solar cell, and a dye-sensitized solar cell including these. The graphene sheet includes a lower sheet including 1 to 20 graphene layers, and a ridge formed on the lower sheet and including more graphene layers. The ridge has a metal grain boundary shape. | 05-15-2014 |
Kyeong-Hwan Park, Ulsan KR
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20140313157 | TOUCH SENSING APPARATUS AND TOUCH SENSING METHOD USING THE SAME - A touch sensing apparatus includes a touch screen panel including first electrodes along a first direction and second electrodes along a second direction crossing the first direction to form capacitances with the first electrodes, a driving circuit configured to supply a driving signal to the first electrodes; and a sensing circuit configured to detect output sensing signals from the second electrodes and recognize a touch input based on the output sensing signals. The sensing circuit includes a switching unit configured to modulate the output sensing signals by providing codes as respective input sensing signals to the second electrodes, an amplifying unit configured to amplify the modulated sensing signals, an analog-digital conversion unit configured to convert the amplified sensing signals into digital sensing signals, and a controller configured to demodulate the digital sensing signals and detect a touch input and its position from the demodulated sensing signals. | 10-23-2014 |
Kyoung Bae Park, Ulsan KR
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20080206567 | Plastic Conductive Particles and Manufacturing Method Thereof - Plastic conductive particles having an outer diameter of 2.5 μm˜1 mm obtained by sequentially plating a 0.1˜10 μm thick metal plating layer and a 1˜100 μm thick Pb solder layer or a Pb-free solder layer on plastic core beads having a high elastic modulus of compression, and a method of manufacturing thereof. The method of manufacturing the plastic conductive particles includes preparing plastic core beads having excellent thermal properties and a high elastic modulus of compression, etching surfaces of the plastic core beads for surface treatment thereof, forming a metal plating layer via electroless plating to improve adhesion between the bead surface and the metal plating layer, and then forming a solder layer such that a sealed hexagonal barrel is immersed in an electroplating solution and then an electroplating process is conducted using a mesh barrel rotating 360° at 6˜10 rpm or a mesh barrel having a structure in which one surface of a conventional sealed hexagonal barrel is open, and rotating 200° in right and left directions at 1˜5 rpm, to manufacture plastic conductive particles having a size of 1 mm or less. The plastic conductive particles of this invention enable the maintenance of packaging gaps, and thus can be applied to IC packaging, LCD packaging and other conductive materials. | 08-28-2008 |
Kyoung-Won Park, Ulsan KR
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20140044620 | METHOD FOR PRODUCING PRECIPITATED CALCIUM CARBONATE USING FOWL EGG SHELLS - The present invention relates to a method for producing precipitated calcium carbonate using fowl egg shells such as chicken egg shells. More particularly, the method comprises: a heat treatment step of heating fowl egg shells; a grinding step of grinding calcium oxide generated in the heat treatment step; a dry-quenching step of feeding the ground calcium oxide into a thermo-hygrostat to convert the ground calcium oxide into dry calcium hydroxide powder; a carbonizing step of mixing the dry calcium hydroxide powder prepared in the dry-quenching step with an organic solvent and feeding carbon dioxide generated in the heat treatment step into the mixture; and a filtering and drying step of filtering and drying the calcium carbonate obtained in the carbonizing step. | 02-13-2014 |
Kyu-Tae Park, Ulsan KR
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20150185409 | BACKLIGHT ASSEMBLY INCLUDING LIGHT LEAKAGE PREVENTING UNIT AND LIQUID CRYSTAL DISPLAY INCLUDING THE SAME - Provided is a backlight assembly including: a light source which generates and emits light; a light leakage preventing member including a first horizontal portion and a first vertical portion; a light guide plate including a light input surface and a light output surface; an optical sheet disposed on the light output surface of the light guide plate; and a bottom chassis configured to receive the light source, the light leakage preventing member and the light guide plate therein, in which the light source is disposed at a side of the light guide plate, the first vertical portion of the light leakage preventing member is attached to a rear surface of the light source, and the first horizontal portion is positioned above the light source to overlap a portion of the light output surface of the light guide plate. | 07-02-2015 |
Mingyoo Park, Ulsan KR
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20110054145 | Continuous Process for Manufacturing Aliphatic Polycarbonates from Carbon Dioxide and Epoxides - Disclosed is a continuous process for manufacturing aliphatic polycarbonate by polymerizing carbon dioxide and one or more epoxide compound in the presence of catalyst, in which carbon dioxide, one or more epoxide compound, and the catalyst are continuously supplied to polymerization reactor to produce aliphatic polycarbonate, separate unreacted carbon dioxide and epoxide compound and recycle them as raw materials. | 03-03-2011 |
Min Gyoo Park, Ulsan KR
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20100137664 | PROCESS FOR 1,3-BUTADIENE SEPARATION FROM A CRUDE C4 STREAM WITH ACETYLENE CONVERTER - Disclosed is a method of recovering 1,3-butadiene from a C4 stream containing butane, isobutane, 2-butene, 1-butene, isobutene, butadiene and acetylene. The process of recovering highly pure 1,3-butadiene includes acetylene conversion for selectively converting acetylene through liquid-phase hydrogenation, so that the acetylene content is decreased to 70 wt ppm or less, and 1,3-butadiene extraction using an extractive distillation column, a pre-separator, a solvent stripping column, a solvent recovery column, and a purification column. Through the acetylene conversion, the concentration of vinylacetylene is decreased to 70 wt ppm or less, after which 1,3-butadiene is recovered using only one extractive distillation column, thereby considerably decreasing the degree of utility and the loss of streams in the course of extraction. The number of units necessary for the process is decreased, thus remarkably reducing the time during which impurities can accumulate in a processing unit. | 06-03-2010 |
Myoung Ho Park, Ulsan KR
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20150123400 | Lace-Fastening Tool - The objective of the present invention is to fasten two laces of various types of shoes such as sports shoes, hiking boots, or combat boots. In particular, the objective is to enable the fastening and unfastening of the two laces more swiftly using the tool of the present invention. In the lace-fastening tool according to one embodiment of the present invention, a hole ( | 05-07-2015 |
Neung Hwa Park, Ulsan KR
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20130017975 | SINGLE NUCLEOTIDE POLYMORPHISM FOR PREDICTING PROGNOSIS OF HEPATOCELLULAR CARCINOMAAANM Chung; Young HwaAACI SeoulAACO KRAAGP Chung; Young Hwa Seoul KRAANM Park; Neung HwaAACI UlsanAACO KRAAGP Park; Neung Hwa Ulsan KRAANM Yu; Eun SilAACI SeoulAACO KRAAGP Yu; Eun Sil Seoul KRAANM Lee; Young-JooAACI SeoulAACO KRAAGP Lee; Young-Joo Seoul KRAANM Kim; Jeong AAACI SeoulAACO KRAAGP Kim; Jeong A Seoul KRAANM Lee; Dan-BiAACI SeoulAACO KRAAGP Lee; Dan-Bi Seoul KRAANM Lee; Sae-HwanAACI Cheonan-shiAACO KRAAGP Lee; Sae-Hwan Cheonan-shi KRAANM Lee; Jong-EunAACI SeoulAACO KRAAGP Lee; Jong-Eun Seoul KR - Single nucleotide polymorphisms (SNP) for predicting prognosis of hepatocellular carcinoma after curative surgical resection are provided. The SNPs have a significant correlation with an over-expression of MTA1 which is useful prognostic factor for prediction of prognosis or poor survival after curative surgical resection of hepatocellular carcinoma. Therefore, the SNPs can be used in developing micro-arrays or test kits for prediction of the prognosis of hepatocellular carcinoma, and in screening drugs to improve poor prognosis of hepatocellular carcinoma after curative surgical resection. | 01-17-2013 |
Seok-Lai Park, Ulsan KR
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20090003726 | ILLUMINATION NORMALIZING METHOD AND APPARATUS - An illumination normalizing apparatus and a method are disclosed. The illumination normalizing apparatus measures a discontinuity of each pixel of an input image, the discontinuity including a spatial gradient and a local inhomogeneity, produces a weight of each pixel from the discontinuity by using a transfer function, produces an estimated illumination by repeating a convolution operation on each weight, and subtracts the estimated illumination from the input image. | 01-01-2009 |
Seong Dae Park, Ulsan KR
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20150023461 | DECAY HEAT REMOVAL SYSTEM WITH HYBRID HEAT PIPE HAVING COOLANT AND NEUTRON ABSORBER FOR COOLING NUCLEAR POWER PLANT - Disclosed is a decay heat removal system for cooling the decay heat of a reactor core and the spent fuel. The decay heat removal system including: a first heat pipe which is placed in an upper plenum of the reactor vessel and arranged in upward and downward directions corresponding to a position of an insertion hole formed on a top of the nuclear fuel assemblies; a control rod drive mechanism which is connected to an upper portion of the first heat pipe and drives the first heat pipe to move up and down so that the first heat pipe can be selectively inserted in a control rod insertion hole of the reactor core arranged in the nuclear reactor vessel; and a second heat pipe which is coupled to and in close contact with a bottom surface of the reactor vessel and removes the decay heat generated in the reactor core. | 01-22-2015 |
Seong Han Park, Ulsan KR
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20110282080 | METHOD OF PREPARING DICHLOROPROPANOL USING GLYCEROL WITH IMPROVED SELECTIVITY FOR DICHLOROPROPANOL - A method of preparing dichloropropanol using glycerol. The method includes: chlorination of glycerol including a plurality of chlorination reaction stages using a catalyst; and a water-removing stage performed between the reaction stages, independently of the reaction stages. | 11-17-2011 |
So Hee Park, Ulsan KR
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20140012393 | COMPLEX SUPPORT BODY FOR REGENERATING BONE-CARTILAGE, METHOD FOR MANUFACTURING THEREOF, AND COMPOSITION FOR TREATING BONE AND CARTILAGE RELATED DISEASES COMPRISING SAME AS ACTIVE INGREDIENT - The present invention relates to a complex support body for regenerating bone-cartilage, a method for manufacturing thereof, and a composition for treating bone and cartilage related diseases comprising the same as an active ingredient, and more particularly, to a complex support body for regenerating bone-cartilage, which comprises a bone regeneration layer consisting of a biodegradable polymer and a biocompatible ceramic, and a cartilage regeneration layer, which is coupled to the bone regeneration layer and in which cells that can be differentiated into cartilages cells are fixed; a method for manufacturing thereof; and a composition for treating bone and cartilage related diseases comprising the same as an active ingredient. The complex support body of the present invention for regenerating bone-cartilage is manufactured as a three-dimensional support body, which is similar to a living tissue, according to a bioplotting method, and exerts the effect of regeneration into a bone tissue and a cartilage tissue, respectively, depending on materials encountered in the environment where the complex support body for regenerating bone-cartilage is used. | 01-09-2014 |
Sooiin Park, Ulsan KR
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20130020278 | BLOCK COPOLYMER FOR MANUFACTURING NANOWIRE AND METHOD FOR MANUFACTURING THEREOF - A block copolymer for manufacturing a nanowire and a method of manufacturing the same are disclosed. The block copolymer and the method of manufacturing a nanowire using the same are used to fabricate a nanowire having a diameter of less than or equal to 30 nm and a porous nanowire having a diameter within the same range and pores with a diameter of less than or equal to 10 nm. | 01-24-2013 |
Soojin Park, Ulsan KR
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20120276346 | SELF-ASSEMBLY OF BLOCK COPOLYMERS ON TOPOGRAPHICALLY PATTERNED POLYMERIC SUBSTRATES - Highly-ordered block copolymer films are prepared by a method that includes forming a polymeric replica of a topographically patterned crystalline surface, forming a block copolymer film on the topographically patterned surface of the polymeric replica, and annealing the block copolymer film. The resulting structures can be used in a variety of different applications, including the fabrication of high density data storage media. The ability to use flexible polymers to form the polymeric replica facilitates industrial-scale processes utilizing the highly-ordered block copolymer films. | 11-01-2012 |
20120301677 | METHOD OF FORMING ORIENTED BLOCK COPOLYMER LINE PATTERNS, BLOCK COPOLYMER LINE PATTERNS FORMED THEREBY, AND THEIR USE TO FORM PATTERNED ARTICLES - A block copolymer film having a line pattern with a high degree of long-range order is formed by a method that includes forming a block copolymer film on a substrate surface with parallel facets, and annealing the block copolymer film to form an annealed block copolymer film having linear microdomains parallel to the substrate surface and orthogonal to the parallel facets of the substrate. The line-patterned block copolymer films are useful for the fabrication of magnetic storage media, polarizing devices, and arrays of nanowires. | 11-29-2012 |
20130011742 | CURRENT COLLECTOR FOR FLEXIBLE ELECTRODE, METHOD OF MANUFACTURING SAME, AND NEGATIVE ELECTRODE INCLUDING SAME - Disclosed are a current collector for a flexible electrode, a method of manufacturing the same, and a negative electrode including the same. The current collector for a flexible electrode includes: a flexible polymer substrate; a cross-linkable polymer layer disposed on the polymer substrate; and a metal layer disposed on the cross-linkable polymer layer, wherein the surface of the cross-linkable polymer layer includes a plurality of protrusions and grooves. | 01-10-2013 |
20130040412 | METHOD OF FORMING SILICON NANOWIRES AND METHOD OF FABRICATING LITHIUM SECONDARY BATTERY USING THE SAME - A method of preparing a silicon nanowire and a method of fabricating a lithium secondary battery including the silicon nanowire are provided. The method of preparing a silicon nanowire may include forming a catalyst layer including metal particles separated from one another on a silicon layer, selectively etching the silicon layer contacting the metal particles, and removing the metal particles. | 02-14-2013 |
20130224599 | NEGATIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY, METHOD OF PREPARING THE SAME, AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME - Disclosed are a method of preparing a negative active material for a rechargeable lithium battery that includes: preparing a powder including a material being capable of doping and dedoping lithium; coating the powder including the material being capable of doping and dedoping lithium with metal particles; and etching the powder including the material being capable of doping and dedoping lithium and coated with the metal particles, a negative active material for a rechargeable lithium battery prepared in this method, and a rechargeable lithium battery including the negative active material. | 08-29-2013 |
20140030602 | CATHODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY, METHOD OF MANUFACTURING THE SAME, AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME - Disclosed are an anode active material for a lithium secondary battery, including a material doping and dedoping lithium, and a plurality of external pores having a size of 0.1 to 3 μm formed in a surface of the material doping and dedoping lithium, the material doping and dedoping lithium including Si, a method of manufacturing the same, and a lithium secondary battery including the same. | 01-30-2014 |
20140050987 | NEGATIVE ELECTRODE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY, METHOD FOR PREPARING THE SAME, AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME - Disclosed are a negative active material for a rechargeable lithium battery that includes a core including a material being capable of doping and dedoping lithium, an oxide layer of the material being capable of doping and dedoping lithium formed on the exterior of the core including a material being capable of doping and dedoping lithium, and a carbon layer formed on the exterior of the oxide layer of the material being capable of doping and dedoping lithium, a method for preparing a negative active material for a rechargeable lithium battery, and a rechargeable lithium battery including the same. | 02-20-2014 |
20140377653 | POROUS SILICON BASED NEGATIVE ELECTRODE ACTIVE MATERIAL, METHOD FOR MANUFACTURING THE SAME, AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME - The present invention relates to a method of preparing a porous silicon-based negative electrode active material comprising: mixing a porous silica (SiO | 12-25-2014 |
20150123079 | NANOSTRUCTURE AND OPTICAL DEVICE HAVING NANOSTRUCTURE - Provided are nanostructures and optical devices having the nanostructures. The nanostructure may include a carbon nanomaterial layer, a nanopattern formed on the carbon nanomaterial layer, and a metal layer formed on a surface of the nanopattern. The nanostructure may be formed in a ring shape, and the metal layer may include a plurality of metal layers formed of different metals. | 05-07-2015 |
20150140426 | METHOD FOR PREPARING SILICON-BASED NEGATIVE ELECTRODE ACTIVE MATERIAL, NEGATIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY, AND LITHIUM SECONDARY BATTERY CONTAINING SAME - The present invention relates to a method for preparing a silicon-based negative electrode active material, a negative electrode active material for a lithium secondary battery, and a lithium secondary battery comprising the same. More particularly, the method for preparing the silicon-based negative electrode active material comprises: preparing a porous silica (SiO | 05-21-2015 |
20150372163 | NANOSTRUCTURE AND OPTICAL DEVICE INCLUDING THE NANOSTRUCTURE - Provided are a nanostructure and an optical device including the nanostructure. The nanostructure is formed on a two-dimensional material layer such as graphene and includes nanopatterns having different shapes. The nanopattern may include a first nanopattern and a second nanopattern and may be spherical; cube-shaped; or poly-pyramid-shaped, including a triangular pyramid shape; or polygonal pillar-shaped. | 12-24-2015 |
20150375262 | METHOD OF FORMING ORIENTED BLOCK COPOLYMER LINE PATTERNS, BLOCK COPOLYMER LINE PATTERNS FORMED THEREBY, AND THEIR USE TO FORM PATTERNED ARTICLES - A block copolymer film having a line pattern with a high degree of long-range order is formed by a method that includes forming a block copolymer film on a substrate surface with parallel facets, and annealing the block copolymer film to form an annealed block copolymer film having linear microdomains parallel to the substrate surface and orthogonal to the parallel facets of the substrate. The line-patterned block copolymer films are useful for the fabrication of magnetic storage media, polarizing devices, and arrays of nanowires. | 12-31-2015 |
Soo Jin Park, Ulsan KR
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20130084238 | METHOD OF MAKING NANOMATERIAL AND METHOD OF FABRICATING SECONDARY BATTERY USING THE SAME - Disclosed are a method of making a nanomaterial and a method of fabricating a lithium secondary battery using the same. The method of making a nanomaterial includes preparing a mixed solution including a metal salt aqueous solution and an alkylamine, and hydrothermally treating the mixed solution. | 04-04-2013 |
20130280612 | Porous Electrode Active Material And Secondary Battery Including The Same - Provided are an electrode active material having a plurality of pores and a secondary battery including the same, and more particularly, a porous electrode active material including silicon-based oxide expressed by SiO | 10-24-2013 |
20130280614 | Silicon-Based Anode Active Material And Secondary Battery Comprising The Same - Disclosed herein is a silicon-based anode active material, comprising a silicon phase, a SiO | 10-24-2013 |
20140030597 | Porous Silicon-Based Electrode Active Material And Secondary Battery Comprising The Same - Disclosed herein is a porous silicon-based electrode active material, comprising a silicon phase, a SiO | 01-30-2014 |
Su Jin Park, Ulsan KR
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20150110685 | METHOD AND APPARATUS FOR CONTINUOUSLY PRODUCING 1,1,1,2,3-PENTAFLUOROPROPANE WITH HIGH YIELD - A method and apparatus for method of continuously producing 1,1,1,2,3-pentafluoropropane with high yield is provided. The method includes (a) bringing a CoF | 04-23-2015 |
Sung Ha Park, Ulsan KR
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20120070646 | CONDUCTIVE FLOORING MATERIAL AND A PRODUCTION METHOD THEREFOR - The present invention relates to a conductive flooring material containing a conductive deformation-preventing layer containing conductive fibers comprising glass fibers and carbon fibers, and to a production method therefor. The present invention can provide a conductive material which is useful not only in the form of tiles but also in the form of long sheets because the conductive fibers comprise glass fiber and carbon fiber impart not only outstanding electrical conductivity but also stable deformation-preventing properties. | 03-22-2012 |
20130078461 | PLA FLOORING MATERIAL HAVING FABRIC SURFACE - The present invention relates to a PLA flooring material having a fabric surface. The flooring material includes fabrics of a PLA material on the surface thereof, thereby achieving a fabric texture which cannot be obtained by printing in the art, environmental burden in disposal of petroleum resin products, and realizing an environmentally friendly flooring material through application of a PLA resin to a fabric layer, a rear layer and the like of the flooring material. The flooring material further includes a dimension stabilizing layer to improve dimensional stability. | 03-28-2013 |
20140213132 | INLAID TYPE FLOOR SHEET HAVING POLYVINYL CHLORIDE CHIP AND THE METHOD OF MANUFACTURING THEREOF - Disclosed is a inlaid type floor sheet having polyvinyl chloride chip and a method of manufacturing thereof. The in-laid type floor sheet having polyvinyl chloride (PVC) chip, includes an inlaid chip layer in which polyvinyl chloride is formed into chips; a UV paint layer which is coated on the inlaid chip layer; and a dimensionally reinforcing layer which is formed of a fabric and pressed on a lower surface of the inlaid chip layer at high temperature. According to the present invention, since the plain weave type dimensionally reinforcing layer is provided at the lower side of the inlaid type floor sheet having polyvinyl chloride chip, it is possible to improve the durability, realize the dimensional stability and balance of the product and increase the adhesive force with the construction floor. | 07-31-2014 |
Sung-Pill Park, Ulsan KR
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20150114064 | WATER PIPE FOR WHICH HYDROFORMING IS EMPLOYED, AND A PRODUCTION METHOD THEREFOR - Disclosed are a double water pipe manufactured via hydroforming and a method of manufacturing the same. The method includes: inserting an inner pipe into an outer pipe made of steel, the inner pipe being made of a corrosion resistant material selected from among stainless steel, titanium and aluminum, and having a smaller outer diameter than an inner diameter of the outer pipe; placing the outer pipe on a die unit and sealing opposite ends of the die unit with sealing members each having a through-hole connected to a fluid supply unit for supplying a fluid to the inner pipe; supplying the fluid to the inner pipe to perform plastic expansion of the inner pipe and elastic expansion of the outer pipe; and discharging the fluid from the inner pipe to allow frictional coupling between the inner pipe and the outer pipe through elastic restoration of the outer pipe. | 04-30-2015 |
Tae-Hyung Park, Ulsan KR
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20130156620 | FUEL INJECTION PUMP INCLUDING A VARIABLE PRESSURE COMPARTMENT - The present invention relates to a fuel injection pump having a variable pressure chamber which can adjust a fuel injection timing according to each engine load with a simple structure and a lower manufacture cost compared to the conventional injection pump without a separate apparatus for moving a barrel as well as not modifying a shape of a plunger. | 06-20-2013 |
20130214065 | FUEL-INJECTION VALVE FOR AN INTERNAL COMBUSTION ENGINE - Disclosed herein is a fuel injection valve for an internal combustion engine. The fuel injection valve includes a valve body ( | 08-22-2013 |
20130298877 | ELECTRONICALLY CONTROLLED FUEL INJECTION VALVE - An electronically controlled fuel injection valve can independently control the time to inject fuel and the amount of fuel to be injected in response to a control signal sent from the operating condition of an engine unlike a traditional mechanical fuel injection valve, and employs a control method for fuel injection that increases the force of lifting up a cutoff needle of an injection controller by delivering high-pressure fuel to a lower pressure chamber via a control needle, thereby rapidly controlling fuel injection. The electronically controlled fuel injection valve prevents a nozzle part from being constantly subjected to high pressure due to the nozzle part being not supplied with fuel when fuel is not injected, prevents a large amount of fuel from leaking into a combustion chamber when a part such as a needle is damaged, and simplifies the structure of a second flow path, thereby facilitating fabrication. | 11-14-2013 |
20130332048 | ELECTRONIC CONTROL FUEL INJECTION VALVE - An electronically controlled fuel injection valve can control the time to inject fuel and the amount of fuel to be injected in response to a control signal independently from the operating condition of an engine unlike a traditional mechanical fuel injection valve. The electronically controlled fuel injection valve employs a control method for fuel injection that increases the force of lifting up a cutoff needle of an injection controller by delivering high-pressure fuel to a lower pressure chamber via a control needle, thereby rapidly controlling fuel injection, has a simple structure making it easy to assemble, replace and precisely machine parts, and has a simple flow path structure which facilitates fabrication. | 12-12-2013 |
20160040619 | ELECTRONICALLY CONTROLLED FUEL INJECTION VALVE - An electronically controlled fuel injection valve can control the time to inject fuel and the amount of fuel to be injected in response to a control signal independently from the operating condition of an engine unlike a traditional mechanical fuel injection valve. The electronically controlled fuel injection valve employs a control method for fuel injection that increases the force of lifting up a cutoff needle of an injection controller by delivering high-pressure fuel to a lower pressure chamber via a control needle, thereby rapidly controlling fuel injection, has a simple structure making it easy to assemble, replace and precisely machine parts, and has a simple flow path structure which facilitates fabrication. | 02-11-2016 |
Tae Kon Park, Ulsan KR
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20130147241 | SAFETY APPARATUS OF SEAT FOR VEHICLE WITH HEIGHT ADJUST DEVICE - A safety apparatus of a seat for a vehicle with a height adjustment device may include a height link that has one end rotatably connected to a seat rail bracket and the other end fixed to a rear hinge pipe, a restriction link that may be disposed at a side of the height link and has one end pivotally coupled to the seat rail bracket, wherein the restriction link may be elastically biased away from the height link, a first anti-rotation mechanism that may be disposed at the height link and the restriction link to restrict rotation of the height link when a front of the height link rotates upward in a front collision, and a second anti-rotation mechanism that may be disposed at the height link and the restriction link to restrict rotation of the height link when a rear of the height link rotates upward in a rear collision. | 06-13-2013 |
Wi Sang Park, Ulsan KR
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20130133470 | PROTECTIVE DEVICE OF AUTOMOBILE DRIVER - A protective device of an automobile driver can prevent driver's legs from being injured by a brake pedal as the brake pedal forcibly rotates forward when a collision accident occurs. | 05-30-2013 |
20140116191 | PEDAL ASSEMBLY FOR PROTECTING DRIVER - A pedal assembly protects a driver, in which a pedal arm | 05-01-2014 |
20140311275 | PEDAL APPARATUS FOR VEHICLE - A pedal apparatus for a vehicle includes a pedal bracket fixed to a dashboard, a cowl bracket fixed to a cowl panel, and a pedal arm hinge-coupled to the pedal bracket and having a reverse-swivel protrusion and a pedal on both sides of the pedal arm. Also, a reverse-swivel lever is hinge-coupled to the pedal bracket, and on an upper side of the reverse-swivel lever has an extension extending upwards and being positioned in front of the cowl bracket, and, on a lower side of the reverse-swivel lever has a reverse-swivel pin positioned below the reverse-swivel protrusion. | 10-23-2014 |
20150135887 | DRIVER-PROTECTING BRAKE PEDAL APPARATUS - A driver-protecting brake pedal apparatus may include a pedal member fixed to a dash panel, a hinge bracket, a first end of which may be pivotally coupled to the pedal member, the hinge bracket being selectively separated from the pedal member by an external force in order to maintain a pedal ratio, and a pedal arm rotatably coupled with a second end of the hinge bracket via a pedal hinge. | 05-21-2015 |
Won Hyung Park, Ulsan KR
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20120201738 | METHOD OF PRODUCING NANO-SIZE GRAPHENE-BASED MATERIAL AND AN EQUIPMENT FOR PRODUCING THE SAME - The present invention is directed to a method of producing nano-size graphene-based material and an equipment for producing the same. The present invention provides a method of producing graphitic oxide by forcing graphite sulfuric slurry and KMnO | 08-09-2012 |
Yeon-Jung Park, Ulsan KR
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20140369942 | COMPOSITION COMPRISING TAUROURSODEOXYCHOLIC ACID - Provided is a method for preventing or treating a periodontal disease; or a method for improving oral hygiene, including administering a pharmaceutical composition containing tauroursodeoxycholic acid as an active ingredient. | 12-18-2014 |
Yong-Seok Park, Ulsan KR
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20100254766 | METHOD OF COLLECTING BIOGAS GENERATED FROM ORGANIC WASTES IN LANDFILL - A method of collecting biogas from organic wastes in a landfill includes a branch pipe installation step of installing a waste liquid input branch pipe and a landfill gas extracting branch pipe in the landfill, and installing a leachate extracting branch pipe under the landfill at a certain slopea fitting installation step of connecting an organic waste pretreatment device, the waste liquid input branch pipe, a landfill gas collecting pipe and the landfill gas extracting branch pipe a pretreatment step of mixing organic wastes with leachate generated from the landfill to produce a waste liquida waste liquid input step of dividing the waste liquid input branch pipe into some regions and progressively inputting and pressing the waste liquid mixed in the pretreatment step and a gas extraction step of extracting and collecting a generated landfill gas. | 10-07-2010 |
Yuk-Hwan Park, Ulsan KR
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20110226368 | Bundle trailer for gas delivery - A bundle trailer for containers including (i) a supporting frame on which a plurality of bundles are located; (ii) a plurality of bundles, each bundle comprising: a bundle frame, a plurality of containers containing a chemical, and at least one bundle value for controlling delivery of the chemical in the containers; (iii) at least one trailer valve; and (iv) at least one clamp for fixing the bundle is disclosed. The bundle trailer is capable of delivering high purity hygroscopic, corrosive chemicals, such as elemental fluorine and mixtures thereof, with good flexibility, high safety, and low cost. | 09-22-2011 |