Patent application number | Description | Published |
20120174709 | Manufacturing Method of Ferromolybdenum From Molybdenite - Provided is a manufacturing method of ferromolybdenum from molybdenite concentrate, and more particularly, a manufacturing method of ferromolybdenum with copper content of 0.5% or less from molybdenite with high copper content without carrying out a separate copper removing process by putting molybdenite, aluminum metal and iron metal, in a heating furnace and reacting them at high temperature to manufacture the ferro molybdenum at the lower portion thereof, forming a slag using aluminum sulfide and iron sulfide as the main components at the upper portion thereof, and putting most of the copper (80 to 95%) existing in the molybdenite in a slag layer. The exemplary embodiment can shorten a process as compared to a metallothermic reduction (Thermit) method of the related art and reduce the consumption of a reducing agent, i.e., aluminum. | 07-12-2012 |
20130125706 | METHOD FOR PREPARING TITANIUM POWDER WITH LOW OXYGEN CONCENTRATION - Disclosed is a method for preparing low-oxygen titanium powders. The method includes (a) separately placing titanium base powders and calcium in a deoxidation container, (b) deoxidizing the titanium base powders by heating an inner part of the deoxidation container at a temperature of 850° C. to 1050° C. so that the calcium is evaporated to make contact with the titanium base powders, (c) removing calcium oxide from surfaces of titanium powders, which are obtained by deoxidizing the titanium base powders in step (b), by washing the titanium powders, and (d) drying the titanium powders subject to the removing of the calcium oxide in step (c). | 05-23-2013 |
20130127097 | DEOXIDATION APPARATUS FOR PREPARING TITANIUM POWDER WITH LOW OXYGEN CONCENTRATION - Disclosed is a deoxidation apparatus for preparing low-oxygen titanium powders. The deoxidation apparatus includes a lower container having an open upper portion and storing an deoxidizer representing an oxygen degree higher than an oxygen degree of titanium and a melting temperature lower than a melting temperature of titanium, and an upper container coupled with the lower container on the lower container and storing titanium base powders. The upper container is provided at a lower surface thereof with a sieve, and allows the deoxidizer, which is evaporated due to heating, to make contact with the titanium base powders so that the titanium base powders are deoxidized. | 05-23-2013 |
20140144291 | METHOD OF PRODUCING LOW OXYGEN-CONTENT MOLYBDENUM POWDER BY REDUCING MOLYBDENUM TRIOXIDE - Disclosed is a method of producing low oxygen-content molybdenum powders by reducing molybdenum trioxide, which includes charging a first reducing agent and the molybdenum trioxide, which are in the direct contact with each other on a micro-sieve on an upper portion of a bracket in a body, charging a second reducing agent in the bracket under the micro-sieve, coupling the body with a cover to close the body, and performing a reduction reaction by raising an internal temperature of the body by performing the first reduction reaction due to direct contact between the first reducing agent and the molybdenum trioxide, and performing the second reduction reaction due to evaporation of the second reducing agent. The first and second reduction reactions are performed at a temperature in a range of 550° C. to 650° C., and a temperature in a range of 1000° C. to 1200° C., respectively. | 05-29-2014 |
20140151944 | METHOD OF PRODUCING LOW OXYGEN-CONTENT MOLYBDENUM POWDER BY REDUCING MOLYBDENUM TRIOXIDE - Disclosed is an apparatus for producing low oxygen-content molybdenum powders by reducing MoO | 06-05-2014 |
Patent application number | Description | Published |
20100044828 | MONOLITHIC INTEGRATED COMPOSITE DEVICE HAVING SILICON INTEGRATED CIRCUIT AND SILICON OPTICAL DEVICE INTEGRATED THEREON, AND FABRICATION METHOD THEREOF - Provided is a monolithic integrated composite device including: a silicon substrate which is partitioned into a silicon integrated circuit forming region and a silicon optical device forming region; a buried oxide layer which is formed locally in the silicon substrate of the silicon optical device forming region and isolates unit devices of the silicon optical device forming region; an overlay layer formed locally on the buried oxide layer; a silicon optical device formed in the silicon optical device forming region using the silicon overlay layer; a silicon integrated circuit formed in the silicon integrated circuit forming region of the silicon substrate; and wiring connecting the silicon integrated circuit and the silicon optical device or connecting the silicon optical devices or connecting the silicon integrated circuits. | 02-25-2010 |
20100102412 | GERMANIUM PHOTODETECTOR AND METHOD OF FABRICATING THE SAME - Provided is a germanium photodetector having a germanium epitaxial layer formed without using a buffer layer and a method of fabricating the same. In the method, an amorphous germanium layer is formed on a substrate. The amorphous germanium layer is heated up to a high temperature to form a crystallized germanium layer. A germanium epitaxial layer is formed on the crystallized germanium layer. | 04-29-2010 |
20110049660 | WAVEGUIDE PHOTO-DETECTOR - Provided is a waveguide photodetector that may improve an operation speed and increase or maximize productivity. The waveguide photodetector includes a waveguide layer extending in a first direction, an absorption layer disposed on the waveguide layer, a first electrode disposed on the absorption layer, a second electrode disposed on the waveguide layer, the second electrode being spaced from the first electrode and the absorption layer in a second direction crossing the first direction, and at least one bridge electrically connecting the absorption layer to the second electrode. | 03-03-2011 |
20110058764 | ELECTRO-OPTIC MODULATING DEVICE - Provided is an electro-optic modulating device. The electro-optic modulating device includes an optical waveguide with a vertical structure and sidewalls of the vertical structure are used to configure a junction. | 03-10-2011 |
20110133187 | PHOTO DETECTOR AND METHOD OF MANUFACTURING THE SAME - Provided is a manufacturing method of a photo detector. The method includes: forming a first single crystal semiconductor layer and an optical waveguide protruding from the first single crystal semiconductor layer; forming an insulation layer on the first single crystal semiconductor layer to cover the optical waveguide; forming an opening by etching the insulation layer to expose the top surface of the optical waveguide; forming a second single crystal semiconductor layer from the top surface of the exposed optical waveguide, in the opening; and selectively forming a poly semiconductor layer from the top surface of the second single crystal semiconductor layer, the poly semiconductor layer being doped with dopants. | 06-09-2011 |
20120145999 | SEMICONDUCTOR DEVICES AND METHODS OF MANUFACTURING THE SAME - Provided are semiconductor devices and methods of manufacturing the same. The semiconductor device includes a substrate including a first top surface, a second top surface lower in level than the first top surface, and a first perpendicular surface disposed between the first and second top surfaces, a first source/drain region formed under the first top surface, a first nanowire extended from the first perpendicular surface in one direction and being spaced apart from the second top surface, a second nanowire extended from a side surface of the first nanowire in the one direction, being spaced apart from the second top surface, and including a second source/drain region, a gate electrode on the first nanowire, and a dielectric layer between the first nanowire and the gate electrode. | 06-14-2012 |
20120280347 | WAVEGUIDE PHOTO-DETECTOR - Provided is a waveguide photodetector that may improve an operation speed and increase or maximize productivity. The waveguide photodetector includes a waveguide layer extending in a first direction, an absorption layer disposed on the waveguide layer, a first electrode disposed on the absorption layer, a second electrode disposed on the waveguide layer, the second electrode being spaced from the first electrode and the absorption layer in a second direction crossing the first direction, and at least one bridge electrically connecting the absorption layer to the second electrode. | 11-08-2012 |
20140175510 | GERMANIUM PHOTODETECTOR AND METHOD OF FABRICATING THE SAME - Provided is a germanium photodetector having a germanium epitaxial layer formed without using a buffer layer and a method of fabricating the same. In the method, an amorphous germanium layer is formed on a substrate. The amorphous germanium layer is heated up to a high temperature to form a crystallized germanium layer. A germanium epitaxial layer is formed on the crystallized germanium layer. | 06-26-2014 |
20150155395 | SCHOTTKY DIODE AND METHOD OF FABRICATING THE SAME - Provided is a Schottky diode. The Schottky diode includes: a substrate; a core on the substrate; a metallic layer on the core; and a shell surrounding the core between the metallic layer and the substrate and adjusting a Fermi energy level of the core to form a Schottky junction between the core and the metallic layer. | 06-04-2015 |
20150287863 | TRANSPARENT SOLAR CELL - Provided is a transparent solar cell including: a substrate; a first transparent electrode disposed on the substrate; a light absorption layer disposed on the first transparent electrode; a multi chromic layer disposed on the light absorption layer; and a second transparent electrode disposed on the multi chromic layer, and in which light is incident into the substrate and at least some of the incident light is converted into an electrical current in the light absorption layer to be able to provide heat to the multi chromic layer. | 10-08-2015 |
Patent application number | Description | Published |
20090152673 | SEMICONDUCTOR DEVICE AND METHOD FOR FORMING THE SAME - Provided is a semiconductor and a method for forming the same. The method includes forming a buried insulating layer locally in a substrate. The substrate is etched to form an opening exposing the buried insulating layer, and a silicon pattern spaced in at least one direction from the substrate is formed on the buried insulating layer. A first insulating layer is formed to enclose the silicon pattern. | 06-18-2009 |
20100133585 | GROWTH OF GERMANIUM EPITAXIAL THIN FILM WITH NEGATIVE PHOTOCONDUCTANCE CHARACTERISTICS AND PHOTODIODE USING THE SAME - A method of growing a germanium (Ge) epitaxial thin film having negative photoconductance characteristics and a photodiode using the same are provided. The method of growing the germanium (Ge) epitaxial thin film includes growing a germanium (Ge) thin film on a silicon substrate at a low temperature, raising the temperature to grow the germanium (Ge) thin film, and growing the germanium (Ge) thin film at a high temperature, wherein each stage of growth is performed using reduced pressure chemical vapor deposition (RPCVD). The three-stage growth method enables formation of a germanium (Ge) epitaxial thin film characterized by alleviated stress on a substrate, a lowered penetrating dislocation density, and reduced surface roughness. | 06-03-2010 |
20100144075 | METHOD OF FORMING OPTICAL WAVEGUIDE - Provided is a method of forming optical waveguide. The method includes forming a trench on a semiconductor substrate to define an active portion, and partially oxidizing the active portion. An non-oxidized portion of the active portion is included in a core through which an optical signal passes, and an oxidized portion of the active portion is included in a cladding. | 06-10-2010 |
20100144124 | METHOD OF GROWING PURE Ge THIN FILM WITH LOW THREADING DISLOCATION DENSITY - Provided is a method of growing a pure germanium (Ge) thin film with low threading dislocation density using reduced pressure chemical vapor deposition (RPCVD), which includes growing a Ge thin film on a silicon (Si) substrate at a low temperature, performing real-time annealing for a short period of time, and growing the annealed Ge thin film at a high temperature. The grown Ge single crystal thin film can overcome conventional problems of generation of a Si—Ge layer due to Si diffusion, and propagation of misfit dislocation to a high-temperature Ge thin film. | 06-10-2010 |
20100159674 | METHOD OF FABRICATING SEMICONDUCTOR DEVICE - Provided is a method of fabricating a semiconductor device. The method includes forming a first layer, a second layer, an ion implantation layer between the first and second layers, and an anti-oxidation layer on the second layer, and performing a heat treating process to form an insulating layer between the first and second layers while preventing loss of the second layer using the anti-oxidation layer. | 06-24-2010 |
20100270589 | PHOTODETECTORS CONVERTING OPTICAL SIGNAL INTO ELECTRICAL SIGNAL - Provided is a photodetector converting an optical signal into an electrical signal. The photodetector includes: a plurality of semiconductor layers sequentially stacked on a substrate; a plurality of photoelectric conversion units formed in the semiconductor layers, respectively, and having different spectral sensitivities from each other; and buffer layers interposed between the adjacent semiconductor layers, respectively. Each of the buffer layers alleviates stress between the adjacent semiconductor layers. | 10-28-2010 |
20100301448 | SEMICONDUCTOR DEVICE AND METHOD FOR FORMING THE SAME - Provided is a semiconductor and a method for forming the same. The method includes forming a buried insulating layer locally in a substrate. The substrate is etched to form an opening exposing the buried insulating layer, and a silicon pattern spaced in at least one direction from the substrate is formed on the buried insulating layer. A first insulating layer is formed to enclose the silicon pattern. | 12-02-2010 |
Patent application number | Description | Published |
20100145054 | IMIDAZOLE DERIVATIVES HAVING ARYL PIPERIDINE SUBSTITUENT, METHOD FOR PREPARATION THEREOF AND PHARMACEUTICAL COMPOSITIONS CONTAINING SAME - The present invention is directed to a novel imidazole derivative having an aryl piperidine substituent of formula (I) and a method for preparation thereof, and a pharmaceutical composition containing said imidazole derivative as an active ingredient for preventing or treating a MCH (melanine-concentrating hormone)-related disease. | 06-10-2010 |
20100305324 | PHARMACEUTICAL COMPOSITION FOR PREVENTING OR TREATING OSTEOPOROSIS OR OBESITY COMPRISING PHENYLTETRAZOLE DERIVATIVE - A phamaceutical composition comprising a phenyltetrazole derivative of formula (I) or a pharmaceutical acceptable salt thereof is effective in preventing or treating osteoporosis, obesity, diabetes, or hyperlipidemia, by regulating protein TAZ. | 12-02-2010 |
20130123297 | PHARMACEUTICAL COMPOSITION FOR PREVENTING OR TREATING OSTEOPOROSIS OR OBESITY COMPRISING PHENYLTETRAZOLE DERIVATIVE - A pharmaceutical composition comprising a phenyltetrazole derivative of formula (I) or a pharmaceutical acceptable salt thereof is effective in preventing or treating osteoporosis, obesity, diabetes, or hyperlipidemia, by regulating protein TAZ. | 05-16-2013 |
20140018402 | PHARMACEUTICAL COMPOSITION FOR PREVENTING OR TREATING MACULAR DEGENERATION - The present invention provides a pharmaceutical composition for preventing or treating macular degeneration, which comprises benzopyran derivatives substituted with secondary amines including imidazole or pharmaceutically acceptable salts thereof as an active ingredient. The pharmaceutical composition of the present invention may be used in the form of eye drops. | 01-16-2014 |
20150133503 | PHARMACEUTICAL COMPOSITION FOR PREVENTING OR TREATING TUBERCULOSIS - The present invention relates to a pharmaceutical composition for preventing or treating tuberculosis, comprising: (a) a pharmaceutically effective amount of a compound represented by the following chemical formula 1; and (b) a pharmaceutically acceptable carrier. Chemical formula 1 The compound contained as an active ingredient of the present invention inhibits the expression and activity of CO-DH in tubercle | 05-14-2015 |
Patent application number | Description | Published |
20080217610 | THIN FILM TRANSISTOR HAVING N-TYPE AND P-TYPE CIS THIN FILMS AND METHOD OF MANUFACTURING THE SAME - Provided is a thin film transistor (TFT) which uses CIS (CuInSe | 09-11-2008 |
20110209763 | METHOD OF MANUFACTURING THIN-FILM LIGHT-ABSORBING LAYER, AND METHOD OF MANUFACTURING THIN-FILM SOLAR CELL USING THE SAME - Disclosed is a method of manufacturing a thin-film light-absorbing layer using spraying, including mixing precursor solutions comprising CuCl | 09-01-2011 |
20110244484 | METHOD OF DIAGNOSING ALZHEIMER'S DISEASE USING GIANT MAGNETORESISTANCE SENSOR AND MAGNETIC BEAD-POLYPROTEIN COMPLEX FOR DIAGNOSING ALZHEIMER'S DISEASE - Provided are a method of diagnosing Alzheimer's disease using a giant magnetoresistance sensor and a magnetic bead-polyprotein complex for diagnosing Alzheimer's disease. The method of diagnosing Alzheimer's disease using the giant magnetoresistance sensor may be applied to diagnose Alzheimer's disease more easily and simply using the giant magnetoresistance sensor than using conventional fluorescent materials or genetic analyses, and the magnetic bead-polyprotein complex may be mass-produced as a diagnostic biosensor for Alzheimer's disease, and thus to be useful to monitor and treat Alzheimer's disease. | 10-06-2011 |
20110262934 | METHOD FOR EARLY DIAGNOSIS OF ALZHEIMER'S DISEASE USING PHOTOTRANSISTOR - Disclosed is a method for the early diagnosis of Alzheimer's disease. In the method, cells in which a biomarker characteristic of Alzheimer's disease, preferably beta-amyloid, is labeled with magnetic beads are selectively located in the channel region of a phototransistor, and a difference in photocurrent between normal cells and the cells comprising the protein biomarker labeled with magnetic beads is sensed to diagnose Alzheimer's disease at an early stage. | 10-27-2011 |
20130309806 | METHOD FOR MANUFACTURING LIGHT-ABSORBING LAYER AND METHOD FOR MANUFACTURING SOLAR CELL USING THE SAME - Provided are a method for manufacturing a light-absorbing layer with excellent flatness of a surface thereof and high density and a method for manufacturing a solar cell using the same. A single target formed of a metallic compound is provided, and a metallic precursor thin film, which is a single layer, is formed on a substrate using the single target. The light-absorbing layer is formed by performing a selenization process on the metallic precursor thin film. | 11-21-2013 |
20130314319 | APPARATUS AND METHOD FOR SENSING IMAGE - The present invention relates to an apparatus and method for sensing an image formed by a fluid that is wetted to a real paint brush, such as water. The image sensing apparatus includes an input unit configured to receive an image using a paint brush that is wet with a fluid, a light source unit configured to emit infrared light to the input unit for sensing the image, and a sensing unit configured to sense scattered light generated in response to the image received by the input unit using the wet paint brush and to image sensed results. | 11-28-2013 |
Patent application number | Description | Published |
20090186225 | Flaky Alpha-Alumina Crystal and a Method of Its Preparation - The present invention relates to a flaky α-alumina crystal and a preparation method thereof. More particularly, the present invention relates to a flaky α-alumina crystal comprising aluminum oxide and zinc oxide, which is prepared by hydrolyzing an aluminum precursor solution containing a water-soluble flux and a zinc precursor solution to obtain a gel mixture and aging, drying, calcining and crystallizing it under a specific reaction condition, and a preparation method thereof. Since the flaky α-alumina crystal of the present invention has a thickness of less than 0.5 μm, an average particle diameter of at least 15 μm and an aspect ratio of at least 50, it is useful as high-quality pearlescent pigment material and filler for ceramic materials. | 07-23-2009 |
20090320719 | PEARLESCENT PIGMENTS WITH LARGE ASPECT RATIO AND A METHOD OF THEIR PREPARATION - The present invention relates to a pearlescent pigment with large aspect ratio and a method of their preparation, and particularly to pearlescent pigments prepared by coating a metal or metal precursor on the flaky alpha-alumina crystals obtained by using an aluminum precursor aqueous solution and a zinc precursor aqueous solution as main ingredients. The crystals herein has an average particle thickness of 0.5 μm or less, an average particle diameter of 15 μm or higher and a large aspect ratio of 50 or higher, thereby being superior in gloss. The crystals show metal colors and interference colors of silver, gold, red, purple, blue and green. | 12-31-2009 |
20100015445 | FLAKY ALPHA-ALUMINA CRYSTALS WITH LARGE ASPECT RATIO AND A PREPARATION METHOD OF THE SAME - The present invention relates to flaky alpha-alumina crystals with large aspect ratio and its preparation method, and particularly to flaky alpha-alumina crystals comprising aluminum oxide, zinc oxide and tin oxide, which are prepared by obtaining a mixed gel which are prepared by obtaining a mixed gel by means of hydrolysis of an aqueous aluminum precursor solution comprising aqueous flux, aqueous zinc precursor solution and tin precursor aqueous solution, followed by aging, drying and crystallization processes. The crystals herein have an average particle thickness of 0.5 um or less, an average particle diameter of 30 μm or higher and an aspect ratio of 100 or higher, thus being useful as a substrate of high quality pearlescent pigments, an abrasive, ceramic material and a filling material. | 01-21-2010 |
20130012377 | BaX TYPE ZEOLITE GRANULE AND PROCESS FOR PREPARING THE SAME - The present invention provides a method for preparing a BaX type zeolite granules comprising: adding a carbohydrate-based molding promoter to NaX type zeolite powder and thereto subsequently spraying and blending alumina sol and silica sol to form granules of the mixture; heating the formed granules to convert the alumina and silica component to aluminosilica so as to generate pores inside the formed granules; hydrothermally treating the resulted granules in a sodium hydroxide aqueous solution under the conditions for zeolite synthesis, thereby converting a portion of the aluminosilica to zeolite; and carrying out ion-exchanging by Ba ions. The present invention also provides BaX type zeolite granules which have excellent strength and can be suitably used as an adsorbent in simulated moving bed (SMB) application. | 01-10-2013 |
20140161716 | METHOD FOR PREPARING POROUS ALUMINA - The present invention relates to a method for preparing a porous alumina which may be suitably used as a catalyst carrier, an adsorbent, and various surface coating agents and has a boehmite or pseudoboehmite structure having a fine and uniform particle size distribution and a large pore volume. | 06-12-2014 |
Patent application number | Description | Published |
20090060116 | FUEL ROD OF NUCLEAR FUEL ASSEMBLY HAVING VASE-LIKE COMPRESSION SPRING ADAPTED TO INCREASE INTERNAL VOLUME THEREOF - The present invention relates to a fuel rod of a nuclear fuel assembly having a vase-like compression spring adapted to increase the internal volume thereof wherein when the vase-like compression spring is inserted into a cladding tube, it has a relatively smaller volume occupied inside the fuel rod when compared with the existing coil type compression spring, such that the vase-like compression spring can ensure a sufficient space portion receiving the fission gases generated during the operation of the fuel rod, thereby increasing the burn-up performance of the fuel rod and the mechanical integrity thereof. | 03-05-2009 |
20090122947 | Joining Structure Between Top Nozzle and Guide Thimbles In Nuclear Fuel Assembly - Disclosed herein is a joining structure between a top nozzle and guide thimbles in a nuclear fuel assembly, which can prevent a rotation of inner insertion tube bodies when the top nozzle is separated from the nuclear fuel assembly and promote convenience in assembling and disassembling the top nozzle and the guide thimbles. | 05-14-2009 |
20100098208 | Anti-fretting Wear Spacer Grid With Canoe-Shaped Spring - The present invention relates to an anti-fretting wear spacer grid having a plurality of canoe-shaped springs formed thereon, wherein each of the canoe-shaped springs includes: a fuel rod-contacting part having a flat surface having a predetermined longitudinal length so as to have linear contact with the fuel rod; a curved face-connecting part formed on the upper and lower portions of the fuel rod-contacting part; a leg-connecting part formed on the end portion of the curved face-connecting part; and legs each being formed of a plate shape having a predetermined length and connecting the both sides of the leg-connecting part with one unit grid cell surface. | 04-22-2010 |
20100166134 | Top Nozzle Having On-Off Type Of Hold-Down Spring In Nuclear Fuel Assembly - The present invention relates to a top nozzle having on-off type of hold-down springs for a nuclear fuel assembly that has a two-stage elastic section such that a pushing force against the axial movement of the nuclear fuel assembly under normal conditions is optimized and at the same time a suppressing force against a drastic uplifting force of the nuclear fuel assembly under transient conditions is strengthened, and that lowers the elastic coefficients of the springs operating under normal conditions more than those of existing coil springs, thereby providing an optimal pushing force against the nuclear fuel assembly. | 07-01-2010 |
20140037040 | SPACER GRID FOR NUCLEAR FUEL ASSEMBLY FOR REDUCING FLOW-INDUCED VIBRATION - Disclosed herein is a spacer grid for a nuclear fuel assembly. The spacer grid has dimples for supporting fuel rods and is formed from grid strips which are assembled in a lattice shape to form lattice cells. Each grid strip has at least one hole which is formed separately from the dimples. Therefore, when coolant is drawn into the fuel assembly, a pressure difference between opposite sides of the holes is reduced, and friction generated between cut edges of the holes and the coolant reduces the magnitude of the vibration and causes a damping effect, thus reducing flow-induced vibration. The hole formed in the grid strip function to widen the range of the frequency of the flow-induced vibration caused by vortex sheddings formed around the edges of the grid strip, thus reducing the possibility of the generation of resonance with the natural frequency of the spacer grid. | 02-06-2014 |
20140037041 | SPACER GRID FOR NUCLEAR FUEL ASSEMBLY FOR REDUCING HIGH FREQUENCY VIBRATION - Disclosed herein is a spacer grid for a nuclear fuel assembly which is formed from grid strips of an improved structure, thus reducing flow-induced high-frequency vibration. The spacer grid has dimples or grid springs for supporting fuel rods and is formed from a plurality of grid strips assembled in a lattice shape to form lattice cells. Each of the grid strips has at least one slot formed in a planar portion of the grid strip separately from the dimple or grid spring. Therefore, characteristics of the vibration of the spacer grid can be set in a variety of different manners so that flow-induced high-frequency vibration can be reduced. | 02-06-2014 |
20150292071 | ZIRCONIUM ALLOY COMPOSITION HAVING LOW HYDROGEN PICK-UP RATE AND HIGH HYDROGEN EMBRITTLEMENT RESISTANCE AND METHOD OF PREPARING THE SAME - Disclosed herein are zirconium alloy compositions having a low hydrogen pick-up rate and high hydrogen embrittlement resistance. This zirconium alloy composition can be usefully used as a nuclear fuel components in a nuclear power plant because it has a very low hydrogen pick-up rate and high hydrogen embrittlement resistance under operation environments of nuclear power plant. | 10-15-2015 |
Patent application number | Description | Published |
20140193672 | THERMAL TO ELETRIC CONVERTING CELL - Disclosed are a metal support thermal to electric converting cell, a thermal to electric power generator using the same, and a method for manufacturing the thermal to electric converting cell. Unlike a conventional method for manufacturing the thermal to electric converting cell by sintering a solid electrolyte, a method provided by the present invention is to manufacture the thermal to electric converting cell by coating a metal support capable of collecting electricity and functioning as an electrode with the solid electrolyte in the form of a high density thin film, so that the cell has durability and stability at a high temperature and a high pressure and has improved efficiency due to the thin film structure. | 07-10-2014 |
20140202513 | AMTEC UNIT CELL WITH PARTIALLY OPENED INTERNAL ELECTRODE AND METHOD FOR MANUFACTURING THE AMTEC CELL - Disclosed are an open internal electrode AMTEC unit cell, a method for manufacturing the same and a method for connecting circuits. In order to overcome the difficulty in collecting electricity within a conventional AMTEC unit cell, an internal electrode of which a portion is open to the outside, so that the internal electrode and an external electrode can be electrically connected to each other at the outside of the unit cell, and a metal support is used as the internal electrode, so that the internal electrode has durability and stability, and a solid electrolyte is formed in the form of a thin film, and as a result, the AMTEC unit cell has an improved efficiency and a simpler manufacturing process. | 07-24-2014 |
20140251405 | AMTEC CELL AND METHOD FOR MANUFACTURING THE AMTEC CELL - Disclosed is a modularized AMTEC cell which does not require a separate collector by using a metal support as an internal electrode, has durability and stability even at a high temperature and a high pressure, very easily joins the cell to a housing by inserting the cell into an insulating portion and sealing, minimizes the number of the parts and expands easily the system scale through the serial-parallel structure. | 09-11-2014 |
20140299171 | MANUFACTURING METHODS OF MATERIALS POWDER FOR PERFORMANCE IMPROVED ELECTRODE AND USING THE SAME ELECTRODE AND ITS APPLICATION - Disclosed is a material for an electrode having an excellent performance and an excellent durability by maintaining high electrical conductivity and by restraining the growth of the grain at a high temperature. The material can be manufactured by synthesizing composite materials through use of a metallic material of Mo and a ceramic material, and then the composite materials can be used as the electrode. | 10-09-2014 |
20140332046 | ALKALI METAL THERMAL TO ELECTRIC CONVERTER SYSTEM INCLUDING HEAT EXCHANGER - Disclosed is a thermal to electric power generator comprising: a plurality of thermal to electric power generation cells; a case in which the plurality of the thermal to electric power generation cells are placed; a condensing unit which is disposed on an upper portion of the case and collects and condenses a working fluid which has passed through the plurality of the thermal to electric power generation cells; an evaporator which is disposed on a lower portion of the case, converts the working fluid into vapor by transferring heat to the working fluid; a heat exchanger which is placed on a surface other than an upper surface of the outside of the case contacting with the condensing unit; a circulator which connects the condensing unit and the evaporator; and a joiner which joins the evaporator to the plurality of the thermal to electric power generation cells. | 11-13-2014 |
20140332047 | SERIAL AND PARALLEL CONNECTION STRUCTURES OF THERMAL TO ELECTRIC CONVERTING CELLS USING POROUS CURRENT COLLECTING MATERIAL AND APPLICATION OF THE SAME - Disclosed is a method for collecting current by using a liquefied or gaseous working fluid present inside an electric power generator system. Through the method, a porous structure like a metal felt capable of infusing the liquefied working fluid is inserted and connected to the cell, and then the working fluid present around the cell is naturally infused, so that current is collected. For this purpose, a current collector is provided, which is located between adjacent thermal to electric power generation cells among a plurality of the thermal to electric power generation cells. | 11-13-2014 |
Patent application number | Description | Published |
20150151292 | MESOPOROUS COMPOSITE OXIDE CATALYST, METHOD FOR PREPARING THE SAME AND METHOD FOR SYNTHESIZING 1,3-BUTADIENE USING THE SAME - Disclosed are a mesoporous composite oxide catalyst, a method for preparing the same and a method for synthesizing 1,3-butadidne using the same. The surface area is increased by introducing certain porous silica into preparation of a catalyst for synthesizing 1,3-butadiene, thereby improving a conversion ratio of normal-butene, and selectivity and yield of 1,3-butadiene, and providing economic efficiency from the viewpoint of decreasing an amount of used metal and reducing catalyst production cost. | 06-04-2015 |
20150352534 | CATALYST COMPOSITION AND METHOD FOR PREPARING SAME - Disclosed are a catalyst composition for oxidative dehydrogenation and a method of preparing the same. More particularly, disclosed is a catalyst composition comprising a multi-ingredient-based metal oxide catalyst and a mixed metal hydroxide. The catalyst composition and the method of preparing the same according to the present disclosure may prevent loss occurring in a filling process due to superior mechanical durability and wear according to long-term use, may inhibit polymer formation and carbon deposition during reaction, and may provide a superior conversion rate and superior selectivity. | 12-10-2015 |
20150375212 | OXIDATION CATALYST FOR PRODUCTION OF BUTADIENE AND METHOD OF PREPARING THE SAME - Disclosed is a multi-component bismuth molybdate catalyst for production of butadiene which comprises bismuth, molybdenum and at least one metal having a monovalent, divalent or trivalent cation, and further comprises cesium and potassium and thus has advantages of improving conversion ratio, yield and selectivity of butadiene and of providing stability of process operation. | 12-31-2015 |
Patent application number | Description | Published |
20110153184 | TRANSPORTATION SYSTEM USING ELECTRIC AUTOMOBILE - The present invention relates to a transportation system using an electric automobile. The transportation system using the electric automobile comprises the electric automobile and an electricity-supply unit which supplies electricity to the electric automobile. The electric automobile charges a battery included when the electricity is supplied from an external source in motion, using some or all of the electricity and is driven by the electricity of the battery when the electricity supply to the automobile in motion is stopped. | 06-23-2011 |
20120103741 | ULTRA SLIM POWER SUPPLY DEVICE AND POWER ACQUISITION DEVICE FOR ELECTRIC VEHICLE - An ultra slim power supply device for supplying power to an electric vehicle in a contactless manner includes at least one power supply track buried in a road. Each power supply track includes a plate-shaped magnetic core extending along the road, a plate or strip shaped magnetic field generator arranged above the magnetic core through which an alternating current is supplied to generate a magnetic field, a plate or strip shaped insulating body positioned between the magnetic core and the magnetic field generator to isolate them from each other, and a housing for enclosing the magnetic core, the magnetic field generator and the insulating body. | 05-03-2012 |
20120186927 | Power Supply Device, Power Acquisition Device and Safety System for Electromagnetic Induction-Powered Electric Vehicle - It is provided a power supply device and a power acquisition device for an electromagnetic induction-powered electric vehicle that increase a power transfer efficiency by maximizing a lateral deviation tolerance and by minimizing a gap between the power acquisition device and the power supply device while preventing the power acquisition device from colliding with an obstacle present on a road and being damaged by the collision. | 07-26-2012 |
20130020161 | POWER SUPPLY AND ACQUISITION APPARATUS FOR ON-LINE ELECTRIC VEHICLE - A power supply and acquisition apparatus for an electrical vehicle includes a power supply device embedded along a road and a power acquisition device attached on the vehicle. The power supply device includes a plurality of power supply core units, each core unit having two opposite magnetic poles and formed in a direction perpendicular to a longitudinal direction of the road; and one or more power supply lines disposed along the longitudinal direction such that adjacent two magnetic poles have different polarities. The power acquisition device includes power acquisition core units; a connection member for connecting the power acquisition core units such that the power acquisition core units are spaced from each other by a distance between the magnetic poles; and a power acquisition coil wound around the respective power acquisition core units or the connection member. | 01-24-2013 |
20130057060 | DEVICE FOR CANCELING UNDESIRABLE MAGNETIC FIELD AROUND ON-LINE ELECTRIC VEHICLE, METHOD OF MANUFACTURING THE SAME, AND ON-LINE ELECTRIC VEHICLE CAPABLE OF CANCELING UNDESIRABLE MAGNETIC FIELD - A method, for manufacturing a device for canceling an undesirable magnetic field around an on-line electric vehicle, the method comprising, calculating a primary magnetic field generated by a current flowing through a power line, calculating a first undesirable magnetic field, calculating a second undesirable magnetic field, obtaining an entire undesirable magnetic field by calculating a vector sum of the first and second undesirable magnetic fields, obtaining a number of turns of a coil to be wound around one end or both ends of the power acquisition device which maximally cancels the entire undesirable magnetic field, and winding the coil around the end or ends of the power acquisition device in accordance with the obtained number of turns, and short-circuiting each coil. | 03-07-2013 |
20130092491 | POWER SUPPLY APPARATUS FOR ON-LINE ELECTRIC VEHICLE, METHOD FOR FORMING SAME AND MAGNETIC FIELD CANCELATION APPARATUS - A power supply apparatus is for supplying power to an electric vehicle by a magnetic induction mechanism. The apparatus includes a power supply structure including a multiple number of power supply rail modules connected in a forward road direction, each power supply rail module including at least one power supply line passage elongated in the forward road direction, a power supply core of a lattice structure provided below the power supply line passage, and a concrete structure incorporating the power supply line passage and the power supply core; at least one power supply line accommodated in the power supply line passage in the forward road direction and surrounded by an insulating pipe; and at least one common line provided in the forward road direction and surrounded by an insulating pipe, for supplying power to the power supply apparatus. | 04-18-2013 |
20130098723 | METHOD AND APPARATUS FOR TRANSPORTING POWER TO ELECTRIC VEHICLE WITH SEGMENTS OF POWER SUPPLY ROAD - A power transport apparatus for transporting electric power to an electric vehicle on the road is provided. The apparatus includes a plurality of power supply units provided at a road in a longitudinal direction of the road, one or more of the power supply units simultaneously transporting the electric power to the electric vehicle; and a power line supplying the electric power to the respective power supply units. | 04-25-2013 |
20130098724 | MODULAR ELECTRIC-VEHICLE ELECTRICITY SUPPLY DEVICE AND ELECTRICAL WIRE ARRANGEMENT METHOD - The present invention relates to a modular electric-vehicle electricity supply device and an electrical wire arrangement method, and more particularly, to an electric-vehicle electricity supply device and electrical wire arrangement method which use a modular approach such that respective modules can be controlled so as to be either ON or OFF; in which a plurality of a magnets disposed at right angles to the direction of travel on a road area provided spaced at predetermined intervals in the direction of travel on the road, and which comprises electricity supply cores formed such that the widths at right angles to the direction of travel on the road are very narrow, and comprises electricity supply wires arranged such that the magnets of electricity supply cores which neighbor each other in the direction of travel on the road have different polarities. | 04-25-2013 |
20130154353 | SPACE-DIVISION MULTIPLE POWER FEEDING AND COLLECTING APPARATUS - The present invention relates to a space-division multiple power feeding and collecting apparatus, and more specifically to a space-division multiple power feeding and collecting apparatus which is composed of multiple power feeding type lines using phase division, time division or frequency division and the like along a traveling direction of a moving body and receives electric power therethrough so as to feed the electric power to and to collect electric power from various moving bodies of a vehicle, and underwater moving body or a robot and the like in a non-contact manner. The present invention can obtain a constant output voltage through the minimization of a regular variation of an output voltage in the traveling direction of the moving body by applying the space-division multiple feeding method along the travelling direction of the moving body on an I-shaped feeding line, and increases an air gap by improving the mean output power to be transmitted to a secondary side and reducing the leakage flux generated between adjacent magnetic poles. | 06-20-2013 |
20130304443 | METHOD AND DEVICE FOR DESIGNING A CURRENT SUPPLY AND COLLECTION DEVICE FOR A TRANSPORTATION SYSTEM USING AN ELECTRIC VEHICLE - Provided is a method for designing a current supply device for wirelessly supplying power to a vehicle having a current collection device. In the design method, the gap between the two adjacent magnetic poles of the current supply device is received as input and then the gap between the current supply device and the current collection device is determined based on the gap between the two magnetic poles. Next, the magnitude of the power to be supplied to the current supply device is determined based on the value required with respect to the magnitude of the magnetic field and the gap between the current supply device and the current collection device. According to the design method, current supply device can easily be designed since various functional requirements are decoupled from each other. | 11-14-2013 |
Patent application number | Description | Published |
20090105493 | PREPARATION OF IRON (II) ACETATE POWDER FROM A LOW GRADE MAGNETITE - The present invention relates to a preparation of iron(II) acetate powder from low grade magnetite and comprises the following steps: (a) adding organic acid to low grade magnetite powder to obtain iron solution; (b) adding hydroxide to the iron solution to obtain iron hydroxide; and (c) adding acetic acid to the iron hydroxide, thereby obtaining iron(II) acetate. | 04-23-2009 |
20090130485 | OLIGOMER/HALLOYSITE COMPOSITE MATERIAL AND METHOD FOR PREPARING THE SAME, AND HYDROCARBON ADSORBENT USING THE SAME - There is provided a method for manufacturing oligomer/halloysite composite material including the steps of: adding halloysite powder to an oligomer solution to be mixed; heating the mixed material to expand air inside of halloysite nanotube; and filling the oligomer solution inside of the halloysite nanotube by cooling the mixed material to a room temperature. | 05-21-2009 |
20110049415 | Fabrication Method of ZNO Nano-Particle and Fabrication Method of ZNO Nano-Fluid Using Thereof - Provided are a method for preparing zinc oxide (ZnO) nanoparticles and a method for preparing ZnO nanofluid using the same. The method for preparing ZnO nanoparticles includes: a) heating deionized water; b) dissolving zinc (Zn) salt in the deionized water to prepare a precursor solution; c) adding solid alkali salt to the precursor solution to prepare a dispersion of ZnO nanoparticles; and d) separating the ZnO nanoparticles by solid-liquid separation and washing them with deionized water. Highly pure, crystalline ZnO nanoparticles with spherical shape and very narrow particle size distribution of 10 to 50 nm can be prepared quickly and at large scale and low cost using inexpensive materials via a stable low-temperature process, without using a dispersant. The associated low-temperature, normal-pressure process produces few harmful materials and may be easily employed for production of ZnO nanoparticles. | 03-03-2011 |
20110230332 | OLIGOMER/HALLOYSITE COMPOSITE MATERIAL AND METHOD FOR PREPARING THE SAME, AND HYDROCARBON ADSORBENT USING THE SAME - There is provided a method for manufacturing oligomer/halloysite composite material including the steps of: adding halloysite powder to an oligomer solution to be mixed; heating the mixed material to expand air inside of halloysite nanotube; and filling the oligomer solution inside of the halloysite nanotube by cooling the mixed material to a room temperature. | 09-22-2011 |
20120107214 | METHOD FOR PREPARING MICROTUBULAR HALLOYSITE NANOPOWDERS - The present invention provides a method for preparing microtubular halloysite nanopowders by cutting halloysite nanotubes at a high pressure, microtubular halloysite nanopowders prepared by the method, and a cosmetic composition comprising the microtubular halloysite nanopowders. According to the method of the present invention, it is possible to prepare the halloysite nanopowders with a tubular shape using natural halloysite and effectively select a halloysite nanopowder having a desired shape. The microtubular halloysite nanopowders can be used in many industrial fields and used as a container or a carrier for nanoparticles or organic materials such as drugs, air fresheners, cosmetics, agricultural chemical materials, etc. | 05-03-2012 |
20130105401 | Method for Removing Phosphorus and Nitrogen Contained in Sewage or Wastewater Using Iron Ore Wastewater | 05-02-2013 |
20140124698 | METHOD FOR PREPARING MAGNETITE NANOPARTICLES FROM LOW-GRADE IRON ORE USING SOLVENT EXTRACTION AND MAGNETITE NANOPARTICLES PREPARED BY THE SAME - The present invention relates to a method for preparing magnetite nanoparticles from low-grade iron ore using solvent extraction and magnetite nanoparticles prepared by the same. According to the method for magnetite nanoparticles from low-grade iron ore of the present invention, it is possible to prepare high-purity magnetite nanoparticles having a purity of 99% or higher by solvent extraction using low-grade iron ore as a starting material, and thus it is possible to reduce the processing cost and the amount of energy used, thus supplying a high-efficiency magnetite nanoparticle adsorbent, which can be industrially applied to wastewater treatment or desalination plant, in large quantities at low cost. In particular, it is possible to effectively treat livestock wastewater, heavy metal wastewater, oil discharged into rivers, etc. at low cost, thus significantly contributing to the prevention of environmental pollution. Moreover, the magnetite nanoparticles prepared by the present invention has a purity of 99.5% and thus can be used as raw materials for high-tech products such as nanoparticle catalysts, magnetic fluids, MRI contrast agents, etc. | 05-08-2014 |
Patent application number | Description | Published |
20130029360 | DIMERIC CORE-SHELL NANOSTRUCTURE LABELED WITH RAMAN ACTIVE MOLECULE LOCALIZED AT INTERPARTICLE JUNCTION, USE THEREOF, AND METHOD FOR PREPARING THE SAME - The present invention relates to a nanoparticle dimer in which Raman-active molecules are located at a binding portion of the nanoparticle dimer, and more particularly, to a core-shell nanoparticle dimer comprising: a gold or silver core having a surface to which oligonucleotides are bonded; and a gold or silver shell covering the core. In addition, the present invention relates to the core-shell nanoparticle dimer, to a method for preparing same, and to the use thereof. | 01-31-2013 |
20130330839 | SINGLE NANOPARTICLE HAVING A NANOGAP BETWEEN A CORE MATERIAL AND A SHELL MATERIAL, AND PREPARATION METHOD THEREOF - The present invention is to provide a nanoparticle, which can be used effectively for Raman analysis based on very high amplification effect of electromagnetic signal by plasomonic coupling of nanogap formation inside thereof and high reproducibility, and which includes core and surrounding shell with nanogap formation between the same and the method of synthesis thereof. The present invention is also to provide the method for detecting the analyte using the above nanoparticle and the analyte detection kit including the above nanoparticle. | 12-12-2013 |
20140113283 | HIGH-SPEED SCREENING APPARATUS FOR A RAMAN ANALYSIS-BASED HIGH-SPEED MULTIPLE DRUG - The present invention relates to a high-speed screening apparatus for a Raman analysis-based high-speed multiple drug. The screening apparatus according to the present invention may easily detect a Raman signal using a core-cap-shell nanoparticle which amplifies the Raman signal by 10 | 04-24-2014 |