Class / Patent application number | Description | Number of patent applications / Date published |
204000000 | With movable electrode means | 63 |
204198000 | Work conveyer | 20 |
20110168548 | DEVICE FOR THE DIP PAINTING OF A BODY PART - A device for the dip painting of a body part with a basin for receiving a coating liquid has two parallel guides for guiding the body part and an anode body. The body part is connected to a cathode of a direct voltage source and the anode body to an anode of the direct voltage source. The anode body in position and spacing is assigned to the body part and guided through the basin with the body part. Because of this, adequate coating is ensured also in hollow spaces of the body part. | 07-14-2011 |
20120292179 | ELECTROCHEMICAL PROCESSOR - An electrochemical processor may include a head having a rotor configured to hold a workpiece, with the head moveable to position the rotor in a vessel. Inner and outer anodes are in inner and outer anolyte chambers within the vessel. An upper cup in the vessel, has a curved upper surface and inner and outer catholyte chambers. A current thief is located adjacent to the curved upper surface. Annular slots in the curved upper curved surface connect into passageways, such as tubes, leading into the outer catholyte chamber. Membranes may separate the inner and outer anolyte chambers from the inner and outer catholyte chambers, respectively. | 11-22-2012 |
20130081939 | SERIAL PLATING SYSTEM - A serial plating system includes a plating tank that receives a plating solution, a plurality of workpieces that are serially transferred along a transfer path being simultaneously plated in the plating tank, a common cathode that is electrically connected to the plurality of workpieces via a plurality of transfer jigs that respectively hold the plurality of workpieces, a plurality of split anodes that are disposed in the plating tank so as to face the transfer path, and a plurality of power supplies that are respectively connected to a corresponding split anode among the plurality of split anodes and the common cathode, and independently control current supplied to the corresponding split anode among the plurality of split anodes. | 04-04-2013 |
20130228455 | SUPPORT MECHANISM - A support mechanism used in an electro plasma polishing process includes a support beam, a first electrically conducting assembly, and a second electrically conducting assembly. The first electrically conducting assembly and the second electrically conducting assembly are mounted on the support beam. The first electrically conducting assembly is electrically insulated from the second electrically conducting assembly. | 09-05-2013 |
20140083842 | SERIAL PLATING SYSTEM - A serial plating system includes a plurality of nozzles that are disposed in a plating tank at a position opposite to a plurality of workpieces, and that discharge a plating solution toward the plurality of workpieces, and a plurality of anodes that are disposed in the plating tank at a position opposite to the plurality of workpieces that are serially transferred in the plating tank, one nozzle among the plurality of nozzles and at least one anode among the plurality of anodes being alternately and repeatedly disposed along a transfer direction in which the plurality of workpieces are serially transferred. The plurality of nozzles and the plurality of anodes may be disposed to overlap in a side view along the transfer direction. | 03-27-2014 |
20140360865 | COPPER ELECTROPLATING APPARATUS - A copper electroplating apparatus is disclosed. The copper electroplating apparatus includes: a plating bath configured to hold a plating solution therein; a soluble anode of phosphorus-containing copper; a substrate holder configured to hold a substrate; an anode bag that surrounds the anode, the anode bag being formed of mesh; a regulation plate configured to regulate an electric field, the regulation plate having an opening and being disposed between the anode and the substrate held by the substrate holder; and a diaphragm disposed so as to dose the opening of the regulation plate, the diaphragm being configured to allow permeation of metal ions therethrough and not allow permeation of additives contained in the plating solution. | 12-11-2014 |
20150090584 | PLATING APPARATUS AND CLEANING DEVICE USED IN THE PLATING APPARATUS - A plating apparatus for plating a substrate is disclosed. The plating apparatus includes: a dip-type plating bath; a dry-type plating bath having a hole in a sidewall thereof; and a pressing mechanism configured to press a substrate holder, holding a substrate, against the sidewall of the dry-type plating bath to close the hole. The substrate holder includes a base member and a holding member configured to sandwich the substrate therebetween, a first seal portion configured to seal a gap between the substrate and the holding member, a second seal portion configured to seal a gap between the base member and the holding member, and a third seal portion configured to seal a gap between the holding member and the sidewall of the dry-type plating bath. | 04-02-2015 |
20150122634 | ELECTROCHEMICAL MACHINING APPARATUS - An electrochemical machining apparatus includes a fastening bracket, a first drive member positioned on the fastening bracket, a connecting member, a first electrode connected to the connecting member, a second driving member, a second electrode connected to the second driving member, a moving assembly positioned on the fastening bracket, an electrolytic cell positioned on moving assembly, a pump, and a vacuum pump. The first electrode defines a plurality of liquid collecting grooves spaced from each other. Each liquid collecting grooves defines a plurality of second through holes. At least one liquid collecting groove is connected to the pump, and the other liquid collecting grooves are connected to the vacuum pump. The portion of the second electrode can be inserted into and depart from the second through holes. | 05-07-2015 |
204199000 | Rotary | 9 |
20090026068 | Revolution member supporting apparatus and semiconductor substrate processing apparatus - A revolution member supporting apparatus holds and rotates a disc-shaped object (object to be rotated) such as a semiconductor wafer. The revolution member supporting apparatus includes a rotatable member which rotates about an axis of rotation, and a plurality of holding members which are disposed along a circle having a center corresponding to the axis of rotation of the rotatable member. The holding members revolve around the axis of rotation when the rotatable member rotates and are allowed to swing about their own central axes. | 01-29-2009 |
20110259734 | Apparatus for Electrochemical Plating Semiconductor Wafers - An electroplating apparatus for depositing a conductive material on a semiconductor wafer includes a vessel for holding an electroplating bath, a support for holding a semiconductor wafer within the vessel and beneath a surface of the bath; first and second electrodes within the vessel, between which an electrical current may flow causing conductive material to be electrolytically deposited onto the wafer, a third electrode disposed outside of the bath for applying a static electric charge to the wafer, and an electrical power supply coupled with the third electrode. | 10-27-2011 |
20130008780 | AUTOMATED ELECTROPOLISHING PROCESS - An electropolishing system including an anode, a cathode, a rolling block and a motion controller. The anode is configured to removably retain a metal device to be electropolished, and may be formed as a bar made from a solid cylindrical piece of metal or other configurations, such as wires with hooks. The anode transfers the electricity to the metal device while grooming the surface of the metal device as it contacts the rolling block. The cathode may be configured as a mesh and completes the electrical circuit. The rolling block is formed from a relatively smooth, solid material and positioned so as to allow the metal device to roll against the surface of the block. The motion controller is configured to provide vertical and horizontal movement of the anode and metal device, using force transducers to control the compression of the metal device against the rolling block. | 01-10-2013 |
20140076719 | ELECTROPOLISHING METHOD INCLUDING MULTI-FINGER CONTACTS - Systems and methods for electropolishing devices are disclosed. The electropolishing system includes electropolishing fixtures configured to reposition the devices during the electropolishing process. | 03-20-2014 |
20140076720 | ELECTROPOLISHING FIXTURE WITH LEVER ARM - An electropolishing system that includes electropolishing fixtures. The electropolishing fixtures include pendulum assemblies configured to establish electrical contact between a device being electropolished and an anode and to reposition the device during the electropolishing process. | 03-20-2014 |
20160251770 | APPARATUS AND METHOD FOR SELECTIVELY TREATING A SURFACE OF A COMPONENT | 09-01-2016 |
204200000 | With base treatment | 3 |
20110042201 | In situ Plating And Soldering Of Materials Covered With A Surface Film - The disclosed subject matter provides systems and methods for etching and/or metal plating of substrate materials. An exemplary method in accordance with the disclosed subject matter for metal-plating or etching a substrate includes submerging portions of the substrate in a first bath of chemical solution, performing in-situ laser ablation of the substrate to achieve an immersion plated pattern with a first cation, plating-up the immersion plated pattern with the first cation in the first bath, and plating-up the immersion plated pattern with a second cation in a second bath. The same or another exemplary method can utilize a reel-to-reel system. The plating-up can begin after patterning by immersion plating is complete. Further, a single plating pattern can be used to define a pattern and the same bath can be used to plate the immersion pattern, thereby achieving a uniform thickness of the pattern. | 02-24-2011 |
20120037494 | INSTALLATION FOR THE SURFACE TREATMENT OF PARTS - The invention relates to a machine for the surface processing of metal parts by immersion into at least one processing liquid contained in a processing tank comprising a plurality of tanks arranged in series and to a device for transferring the parts between the tanks, said tanks each including a rotary structure mounted on a rotation axis for receiving said parts submerged by a rotation movement of the rotary structures such that the air bubbles generated by the immersion of the parts are chased from the surfaces thereof, machine in which said rotation axis are rotatingly rigidly connected and driven by a common driving device. The tanks arranged in series may be contiguous and the rotation axes of the rotary structures may be aligned and assembled so as to form a common rotation axis extending through the entire machine. The rotation axis of the processing tank is electrically insulated from the other axis portions and connected to a power generator, in particular via a rotary connector arranged at one end of the axis. The downstream tank in the series is a steaming tank supplied with hot air. The machine is housed in a casing that comprises means for confining and reprocessing all the fluids from the machine. | 02-16-2012 |
20130126335 | DEVICE AND A METHOD FOR APPLYING A COATING ON A WORKPIECE BY ELECTRODEPOSITION - The invention relates to a device and a method of applying a coating on a workpiece by electrodeposition. A vessel is provided that is suitable for filling with a bath of electrolyte, anode-forming conductor means being placed in the vessel and connected to a current generator, a cathode-forming workpiece mounted on the mandrel of a lathe, and guidance and movement means for guiding and moving the vessel relative to the lathe, the guidance and movement means enabling the workpiece to be immersed in full or in part in the bath of electrolyte. | 05-23-2013 |
204202000 | Endless | 3 |
20100243433 | ELECTRICAL ISOLATION OF VEHICLE BODY CARRIERS - A technique for electrically isolating a vehicle body carrier from a vehicle body during an electrodeposition coating process, and a vehicle body carrier that has been so electrically isolated. Points of potential charge transfer to the vehicle body carrier are preferably isolated. Electric current is routed to a vehicle body on the carrier by means of a conductor cable that preferably runs through the hollow interior of at least one vehicle carrier support member to a conductive vehicle body support component, thereby electrically charging the vehicle body. The retention component and other conductive points of contact between the vehicle body and the vehicle body carrier are isolated to prevent charge transfer. In this manner, the vehicle body carrier will not attract e-coat during the electrodeposition process and, therefore, will not experience a buildup of e-coat material. | 09-30-2010 |
20110186423 | ELECTROPLATING APPARATUS - An exemplary electroplating apparatus includes an electroplating tank containing an electroplating solution and including a first side and a second side, a pay out reel arranged adjacent to the first side, a plurality of parallel anode plates in the electroplating solution, a plurality of first conveying rollers in the electroplating solution and adjacent to the first side of the electroplating tank, a plurality of second conveying rollers in the electroplating solution and adjacent to the second side of the electroplating tank, the conveying rollers arranged in a staggered fashion and aligned with the respective anode plates and being electrifiable to allow a current to flow through the flexible substrate, and a take up reel arranged adjacent to the second side. The conveying rollers cooperate to convey the flexible substrate from the pay out reel to the take up reel along a zigzag path. | 08-04-2011 |
204203000 | With base treatment | 1 |
20160155889 | PRESSURE TRANSFER PROCESS FOR THIN FILM SOLAR CELL FABRICATION | 06-02-2016 |
204206000 | Continuous strip or filament electrode | 1 |
20100084264 | ELECTROPLATING SYSTEM WITH ELECTROPLATING WHEEL - An electroplating system is provided for electroplating a workpiece. The system includes a plating wheel having a side and a cylindrical wall extending from the side. The plating wheel has an interior chamber that at least partially defines a solution chamber that is configured to hold an electroplating solution. The cylindrical wall includes an opening extending through the cylindrical wall into fluid communication with the interior chamber. An external anode is located proximate to and positioned outside the cylindrical wall of the plating wheel to define an electroplating work area therebetween. An internal anode is held within the interior chamber of the plating wheel and positioned to align with the work area. | 04-08-2010 |
204212000 | Rotary | 12 |
20080296151 | Continuous electrolytic refining device for metal uranium - Disclosed herein is a continuous electrolytic refining device for metal uranium, the device comprising a cathode section fixed to the lower side of the heat radiation plate, and having a plurality of graphite cathodes; an anode section encompassing the cathode section to face the cathode section, rotatably fixed to the lower side of the heat radiation plate, and receiving the used nuclear fuel; an electrolytic cell receiving the cathode section and the anode section and filled with electrolytes so as to sink the cathode section and the anode section; an uranium collecting section collecting metal uranium deposited on and detached from the graphite cathode in the lower side of the cathode section inside the electrolytic cell and withdrawing the collected metal uranium to the outside of the electrolytic cell; and a transition metal collecting section coupled with the lower side of the electrolytic cell to withdraw the transition metal particles released from the anode section and collected in the lower side of the electrolytic cell, in order to collect high pure uranium deposits and metal transition elements created in an electrolysis process without stopping an electrolysis process, not including a scrapping process. | 12-04-2008 |
20090260979 | WASHING APPARATUS, APPARATUS FOR MANUFACTURING PLATING-FILMED WEB, WASHING PROCESS, AND PROCESS FOR MANUFACTURING PLATING-FILMED WEB - The present invention provides a washing apparatus which washes a web while conveying the web. The washing apparatus includes a squirting component which ejects fresh washing liquid at the web and a first washing tank which is disposed at an upstream side of a conveyance direction of the web relative to the squirting component. The first washing tank washes the web that is passing through the first washing tank, and takes in the washing liquid that has been ejected at the web by the squirting component. | 10-22-2009 |
20100051449 | METHOD AND APPARATUS FOR CONTROLLING AN ELECTRIC MOTOR - Method and apparatus for controlling an electric motor employing an electrolysis subassembly connected in an electrical circuit which includes the electric motor. While controlling the throughput of electrical current through the electrolysis subassembly, there is simultaneously generated a fuel gas useful for fueling an internal combustion engine. The invention includes a novel electrolyte utilizing novel electrode structure and mode of operation. The electrolysis may be powered by a battery pack. | 03-04-2010 |
20100320078 | ELECTROEROSION SPINDLE ASSEMBLY - An electroerosion spindle assembly includes a main shaft, a tool electrode having a rear end directly or indirectly attached to the shaft and in alignment with the main shaft in a longitudinal direction, a container surrounding the main shaft, a stationary-to-rotary electrical conduction device mounted on the container for transitting power energy to the tool electrode, and a channel routing a flushing fluid to a front end of the tool electrode. The channel has at least one flushing slot in the container. | 12-23-2010 |
20120037495 | DEPLATING CONTACTS IN AN ELECTROCHEMICAL PLATING APPARATUS - An electroplating apparatus having improved contact deplating features includes a bowl assembly having a bowl for holding an electroplating solution. A head having a rotor including a contact ring and a head motor for rotating the rotor cooperates with the bowl assembly during plating operations. A lift/rotate actuator may be used to move the head to position a sector of the contact ring in a ring slot or opening of a deplating module. Since the deplating is performed within the deplating module, and not within the bowl assembly, the electroplating solution in the bowl assembly is not affected by the deplating process. | 02-16-2012 |
20120090987 | COMBINATORIAL ELECTROCHEMICAL DEPOSITION - Combinatorial electrochemical deposition is described, including dividing a wafer into a plurality of substrates for combinatorial processing, immersing the plurality of substrates at least partially into a plurality of cells, within one integrated tool, including electrolytes, the cells also including electrodes immersed in the electrolytes, depositing layers on the substrates by applying potentials across the substrates and the electrodes, and varying characteristics of the depositing to perform the combinatorial processing. | 04-19-2012 |
20120273345 | AIR/WATER ADVANCED OXIDATION PURIFICATION DEVICE AND SPIRAL PARTITION PLATE THEREOF - An air/water advanced oxidation purification device includes a draft tube, a motor and at least one spiral partition plate. The spiral partition plate is fixed on an output shaft of the motor. The motor is supported in the draft tube and used for driving the spiral partition plate to rotate at uniform speed around the central axis of the draft tube and for driving air or water to enter into the draft tube. The spiral partition plate includes a plurality of miniature blades arranged along a radial direction of the spiral partition plate, each of the miniature blades includes a plurality of first and second protrusions continuously and staggered arranged along the radial direction and protruding towards two sides of the spiral partition plate, respectively. Air or water is purified through photo-catalytic advanced oxidation reaction or electro-catalytic oxidation-reduction reaction taken place on the surfaces of the spiral partition plate. | 11-01-2012 |
20140138238 | TURBOELECTRIC COAGULATION APPARATUS - An apparatus and method for removing contaminant species from water by electrocoagulation are described. Alternating grounded, rotating, planar circular electrodes and stationary planar electrodes function as a Tesla fluid pump when placed in contact with the contaminated water, causing the water to flow between the rotating and stationary electrodes. An insoluble abrasive material introduced into the water removes scale from the electrodes while the water is pumped thereby. A direct electric current is caused to flow between each pair of rotating and stationary electrodes, thereby producing electrocoagulation of the contaminants in the water flowing therebetween. The electrocoagulated materials may be separated from the treated water by filtration or by permitting the treated water to stand for a chosen period. | 05-22-2014 |
20150354080 | DEVICE FOR METALIZING SUBSTRATES - A wet-chemical treatment system for electrochemically coating flat substrates with coating material, has having a basin for receiving an electrolyte, a transporting means, by means of which the flat substrates can be transported through the electrolyte horizontally, and at least one contact element which comprises a shaft having an axis of rotation and a cylindrical circumferential surface suitable for rolling on the substrate, wherein the circumferential surface comprises at least one electrically insulated segment and at least one electrically conductive segment which can be connected to a current source in such a way that the polarity can be reversed, wherein the axis of rotation of the contact element is positioned above the surface of the electrolyte, and wherein the contact element is designed as a consumable electrode. | 12-10-2015 |
20160108531 | ELECTROCHEMICAL ACTIVATION OF WATER - An immersion wand device for immersion into a receptacle containing an aqueous metal halide salt solution includes an elongated housing having a handle at a first end and an immersion head at a second end, at least two iridium-coated electrodes each disposed at a distance from one another within the immersion head, a control module to control application of electricity to cause the electrodes to be oppositely charged, and a sensor in communication with the control module for determining a concentration of free available chlorine in the aqueous metal halide salt solution. The control module controls the application of electricity to the electrodes in a manner to perform electrochemical activation (ECA) of the aqueous metal halide salt solution in the receptacle to create an ECA product solution and wherein the distance between the at least two electrodes is automatically adjustable during ECA in response to a measurement by the sensor. | 04-21-2016 |
20160160377 | CONTINUOUS ELECTROCHEMICAL MACHINING APPARATUS - The invention discloses a continuous electrochemical machining apparatus, which comprises an electrode wheel and an auxiliary module. The auxiliary module pushes the material tape to the insulating part of the electrode wheel. The electrode wheel drives the material tape to move. Electrochemical machining is performed on the material tape using at least a conductive pattern of the electrode wheel for forming a plurality of patterns on the material tape. Thereby, continuous electrochemical machining can be performed on the material tape. | 06-09-2016 |
204213000 | Barrels and rotary receptacles | 1 |
20120279852 | Nanowire and Microwire Fabrication Technique and Product - A method of fabricating nanowires or microwires employs a robust conductive surface whose edges define electrodes for promoting electrochemical deposition of nanowire material at those edges. Controlled deposition times and thin conductive layers allow extremely small diameter wires to be created and then removed without destruction of the pattern and the wires to be applied to a second substrate or used for composite materials | 11-08-2012 |
204219000 | Liquid electrode | 1 |
20120037496 | APPARATUS FOR ELECTROCHEMICAL MODIFICATION OF LIQUID STREAMS - An apparatus for electrochemical modification of liquid streams employing an electrolytic cell having an oxidation site defined by an anode, an anode compartment comprising liquid electrolyte anolyte where oxidation is effected, a cathode compartment comprising liquid electrolyte catholyte where reduction is effected, a cathode comprising conducting cathode particulates forming a cathode particulates bed and a current feeder device in at least intermittent contact with said cathode particulates where the cathode particulates are in motion and the particulates motion is substantially independent of bulk electrolyte flow, a separator which confines the cathode particulates to the cathode compartment, constrains electrolyte flow through the cathode particulates bed and permits ionic conduction of current between the anode and cathode, a cathode particulates conveyance system arranged to manipulate cathode particulates motion including a magnetic subsystem having at least one source of magnetic field arranged to interact with cathode particulates via magnetic field interaction. | 02-16-2012 |
204222000 | Electrode oscillator, reciprocator or agitator | 6 |
20100025233 | Method and apparatus for forming by electrochemical material removal - When forming metallic components, in particular three-dimensionally curved blades, which constitute a single piece with the blading of turbomachine rotor wheels, the linear oscillation of the electrode acting as a tool is superimposed by a circular oscillation, enabling the electrode to turn into the workpiece conformally with its shape. Further forming is performed by circular oscillation with circular feed in the one and/or the other direction. An embodiment of the corresponding apparatus comprises an electrode holder (9) with linear feed (Zvor) and linear oscillation (Zosz) and a workpiece holder (5) with circular oscillation (Cosz) and circular feed (Cvor). | 02-04-2010 |
20100224483 | UNIT FOR PRODUCING STERILIZED WATER, CARTRIDGE COMPRISING THE UNIT AND WASHING MACHINE COMPRISING THE CARTRIDGE - Disclosed is a unit for producing sterilized water. The unit comprises an electrode module, a pair of electrode rods and a frame. The electrode module includes a pair of electrode plates and a hollow electrode separator positioned between the electrode plates to separate the electrode plates from each other. Each of the electrode plates has a plurality of elongated slots formed therein. The electrode rods apply different voltages to the respective electrode plates. The frame is positioned at one side of the electrode module and has portions for receiving the respective electrode rods. Each of the electrode plates has a pair of holes formed at the circumference thereof. The electrode rods penetrate through the respective holes. The holes have different sizes. The electrode plates are stacked in such a manner that the holes having different sizes overlap each other. This stack enables the application of different voltages to the electrode plates through the respective electrode rods. The unit is easy to manufacture due to its simple structure and can produce sterilized water in high efficiency. | 09-09-2010 |
20140346035 | ELECTROPLATING APPARATUS WITH IMPROVED THROUGHPUT - One embodiment provides an electroplating apparatus, which includes a tank filled with an electrolyte solution, a number of anodes situated around edges of the tank, a cathode situated above the tank, and a plurality of wafer-holding jigs attached to the cathode. A respective wafer-holding jig includes a common connector electrically coupled to the cathode and a pair of wafer-mounting frames electrically coupled to the common connector. Each wafer-mounting frame includes a plurality of openings, and a respective opening provides a mounting space for a to-be-plated solar cell, thereby facilitating simultaneous plating of front and back surfaces of the plurality of the solar cells. | 11-27-2014 |
20160047058 | METAL PLATING SYSTEM INCLUDING GAS BUBBLE REMOVAL UNIT - An electroplating apparatus includes an anode configured to electrically communicate with an electrical voltage and an electrolyte solution. A cathode module includes a cathode that is configured to electrically communicate with a ground potential and the electrolyte solution. The cathode module further includes a wafer in electrical communication with the cathode. The wafer is configured to receive metal ions from the anode in response to current flowing through the anode via electrodeposition. The electroplating apparatus further includes at least one agitating device interposed between the wafer and the anode. The agitating device is configured to apply a force to gas bubbles adhering to a surface of the wafer facing the agitating device. | 02-18-2016 |
20160068988 | Paddle for Materials Processing - A paddle for a plating system has a housing with a back portion, a front portion, a first side portion, a second side portion, a first end portion, and a second end portion. A first fin is disposed laterally along a first external surface of the first side portion and offset and coupled to the first external surface to define a first passageway between the first external surface of the first side portion and a first internal surface of the first fin for flow of the electrolyte through the first passageway. A second fin is disposed laterally along a second external surface of the second side portion and offset and coupled to the second external surface to define a second passageway between the second external surface of the second side portion and a second internal surface of the second fin for flow of the electrolyte through the second passageway. | 03-10-2016 |
20160160376 | Method and Electrochemical Cell for Synthesis of Electrocatalysts by Growing Metal Monolayers, or Bilayers and Treatment of Metal, Carbon, Oxide and Core-Shell Nanoparticles - An apparatus for the synthesis and treatment of electrocatalyst particles in batch or continuous fashion is provided. In one embodiment, the apparatus is comprised of a three-electrode cell which includes a cell body electrode, a reference electrode and a floating counter electrode. The floating counter electrode may be disposed inside a counter electrode compartment which is adapted to float in a slurry containing a plurality of nanoparticles and an electrolyte. | 06-09-2016 |
204224000 | Localized area applicators | 8 |
20080271992 | Apparatus and method for plating semiconductor wafers - An electroplating apparatus for electroplating a surface of a wafer is provided. The wafer is capable of being electrically charged as a cathode. The electroplating apparatus includes a plating head capable of being positioned either over or under the surface of a wafer and capable of being electrically charged as an anode. The plating head is capable of enabling metallic plating between the surface of the wafer and the plating head when the wafer and plating head are charged. The plating head further comprises a voltage sensor pair capable of sensing a voltage present between the plating head and the surface of the wafer, and a controller capable of receiving data from the voltage sensor pair. The data received from the voltage sensor pair is used by the controller to maintain a substantially constant voltage to be applied by the anode when the plating head is placed in positions over the surface of the wafer. A method of electroplating a wafer is also provided. | 11-06-2008 |
20110155563 | APPARATUS AND METHOD FOR DEPOSITING AND PLANARIZING THIN FILMS OF SEMICONDUCTOR WAFERS - An electroplating apparatus for depositing a metallic layer on a surface of a wafer is provided. In one example, a proximity head capable of being electrically charged as an anode is placed in close proximity to the surface of the wafer. A plating fluid is provided between the wafer and the proximity head to create localized metallic plating. | 06-30-2011 |
20150053549 | METAL CONTAINER WASHING APPARATUS - The object of the present invention is to provide a metal container washing apparatus which can obtain hydrogen peroxide for generating hydroxyl radicals and electrolytes using a simple configuration and a simple method and which is small and has excellent portability and storability, and the present invention provides a washing apparatus that washes a metal container of the present invention includes a negative electrode that applies a negative voltage to a metal container to which a washing solution, in which a hydrogen peroxide generating agent generating hydrogen peroxide when dissolved in water is dissolved, is added; a positive electrode that applies a positive voltage to the washing solution; and a power supply that applies a voltage between the negative electrode and the positive electrode, and the inner surface in the container is washed with hydroxyl radicals generated at the time of application of the voltage. It is possible to obtain both of hydrogen peroxide that generates hydroxyl radicals having a strong decomposition ability with respect to stains and electrolytes that allow the washing solution to be electrolyzed with a low voltage such as a voltage that supplied by a battery. | 02-26-2015 |
20100326820 | ELECTROPOLISHING APPARATUS - An electropolishing apparatus comprises a direct current electrical power supply and reservoirs of electrolyte and coolant, a lead which carries current to a cathode block and pumps which pump the electrolyte and coolant from their respective reservoirs through tubes to the block which is made of brass and is covered with an electrolyte absorbent boot knitted from Teflon coated fiber glass thread. | 12-30-2010 |
20110073464 | SYSTEMS AND APPARATUS RELATING TO ELECTROCHEMICAL MACHINING - A tooling piece in an electrochemical machining device that includes: an outer cathode surface, the outer cathode surface having a first side and, opposite of the first side, a second side; a plurality of spacer pads disposed on the first side of the outer cathode surface, the spacer pads each comprising thin, non-conducting pads of a predetermined thickness; one or more conducting strips; an electrolyte channel that is configured to direct a flow of electrolyte through an orifice cut through the outer cathode surface; and an elastomeric backing adjacent to the second side of the outer cathode surface, the elastomeric backing being configured to elastically support the outer cathode surface. | 03-31-2011 |
20160016243 | SILICON WAFER SLICING DEVICE USING WIRE DISCHARGE MACHINING - Disclosed is a wafer slicing apparatus which cuts a silicon ingot to fabricate a silicon wafer, and more specifically, a silicon wafer slicing apparatus cutting the silicon ingot using wire discharge machining is disclosed. The present invention provides a silicon wafer slicing apparatus using wire discharge machining comprising: a water tank which contains an electrolyte; a cutting wire which has a cutting section dipped into the water tank and is transferred by a wire driving means; an ingot transferring unit which includes an electrode on which a silicon ingot, an object to be cut, is fixed, and moves the silicon ingot up and down within the cutting section of the cutting wire; an electrolyte circulating means which circulates and refines the electrolyte stored in the water tank; and a power supply unit which supplies a source voltage to the electrode of the ingot transferring unit and the cutting wire. | 01-21-2016 |
20160045968 | APPARATUS FOR ELECTROCHEMICALLY MACHINING A METALLIC WORKPIECE - An apparatus for electrochemically machining a workpiece has a tool having a surface-machining part and a piercing part. The parts are relatively fixed and jointly movable. A power source oppositely polarizes the tool and the workpiece and an electrolyte is fed to the workpiece. The tool is pressed against the workpiece such that the surface-machining part forms a shaped surface on the workpiece and simultaneously the piercing part forms or enlarges a bore in the workpiece. | 02-18-2016 |
20160145763 | PORTABLE APPARATUS FOR SURFACE INSPECTION AND ELECTROLYTIC POLISHING - Provided herein is a portable apparatus for surface inspection and electrolytic polishing, the apparatus including a housing where a motor and controller are embedded. The apparatus also includes a screw axis rotatable by the motor and a cylinder with a ball nut coupled to the screw axis and coupled to a slider. A plurality of guide members are included that each have an upper end coupled to the housing and a lower end coupled to a base plate. The guide member penetrates the slider, and the slider moves up and down along the guide members with the cylinder. A surface inspector and an electrolytic polisher are coupled to the slider and move up and down together with the slider allowing the surface inspector and the electrolytic polisher to test a test subject in various industrial fields, such as machinery, construction, chemicals, and the like. | 05-26-2016 |
204224000 | Electrochemical machining | 5 |
20080271992 | Apparatus and method for plating semiconductor wafers - An electroplating apparatus for electroplating a surface of a wafer is provided. The wafer is capable of being electrically charged as a cathode. The electroplating apparatus includes a plating head capable of being positioned either over or under the surface of a wafer and capable of being electrically charged as an anode. The plating head is capable of enabling metallic plating between the surface of the wafer and the plating head when the wafer and plating head are charged. The plating head further comprises a voltage sensor pair capable of sensing a voltage present between the plating head and the surface of the wafer, and a controller capable of receiving data from the voltage sensor pair. The data received from the voltage sensor pair is used by the controller to maintain a substantially constant voltage to be applied by the anode when the plating head is placed in positions over the surface of the wafer. A method of electroplating a wafer is also provided. | 11-06-2008 |
20110155563 | APPARATUS AND METHOD FOR DEPOSITING AND PLANARIZING THIN FILMS OF SEMICONDUCTOR WAFERS - An electroplating apparatus for depositing a metallic layer on a surface of a wafer is provided. In one example, a proximity head capable of being electrically charged as an anode is placed in close proximity to the surface of the wafer. A plating fluid is provided between the wafer and the proximity head to create localized metallic plating. | 06-30-2011 |
20150053549 | METAL CONTAINER WASHING APPARATUS - The object of the present invention is to provide a metal container washing apparatus which can obtain hydrogen peroxide for generating hydroxyl radicals and electrolytes using a simple configuration and a simple method and which is small and has excellent portability and storability, and the present invention provides a washing apparatus that washes a metal container of the present invention includes a negative electrode that applies a negative voltage to a metal container to which a washing solution, in which a hydrogen peroxide generating agent generating hydrogen peroxide when dissolved in water is dissolved, is added; a positive electrode that applies a positive voltage to the washing solution; and a power supply that applies a voltage between the negative electrode and the positive electrode, and the inner surface in the container is washed with hydroxyl radicals generated at the time of application of the voltage. It is possible to obtain both of hydrogen peroxide that generates hydroxyl radicals having a strong decomposition ability with respect to stains and electrolytes that allow the washing solution to be electrolyzed with a low voltage such as a voltage that supplied by a battery. | 02-26-2015 |
20100326820 | ELECTROPOLISHING APPARATUS - An electropolishing apparatus comprises a direct current electrical power supply and reservoirs of electrolyte and coolant, a lead which carries current to a cathode block and pumps which pump the electrolyte and coolant from their respective reservoirs through tubes to the block which is made of brass and is covered with an electrolyte absorbent boot knitted from Teflon coated fiber glass thread. | 12-30-2010 |
20110073464 | SYSTEMS AND APPARATUS RELATING TO ELECTROCHEMICAL MACHINING - A tooling piece in an electrochemical machining device that includes: an outer cathode surface, the outer cathode surface having a first side and, opposite of the first side, a second side; a plurality of spacer pads disposed on the first side of the outer cathode surface, the spacer pads each comprising thin, non-conducting pads of a predetermined thickness; one or more conducting strips; an electrolyte channel that is configured to direct a flow of electrolyte through an orifice cut through the outer cathode surface; and an elastomeric backing adjacent to the second side of the outer cathode surface, the elastomeric backing being configured to elastically support the outer cathode surface. | 03-31-2011 |
20160016243 | SILICON WAFER SLICING DEVICE USING WIRE DISCHARGE MACHINING - Disclosed is a wafer slicing apparatus which cuts a silicon ingot to fabricate a silicon wafer, and more specifically, a silicon wafer slicing apparatus cutting the silicon ingot using wire discharge machining is disclosed. The present invention provides a silicon wafer slicing apparatus using wire discharge machining comprising: a water tank which contains an electrolyte; a cutting wire which has a cutting section dipped into the water tank and is transferred by a wire driving means; an ingot transferring unit which includes an electrode on which a silicon ingot, an object to be cut, is fixed, and moves the silicon ingot up and down within the cutting section of the cutting wire; an electrolyte circulating means which circulates and refines the electrolyte stored in the water tank; and a power supply unit which supplies a source voltage to the electrode of the ingot transferring unit and the cutting wire. | 01-21-2016 |
20160045968 | APPARATUS FOR ELECTROCHEMICALLY MACHINING A METALLIC WORKPIECE - An apparatus for electrochemically machining a workpiece has a tool having a surface-machining part and a piercing part. The parts are relatively fixed and jointly movable. A power source oppositely polarizes the tool and the workpiece and an electrolyte is fed to the workpiece. The tool is pressed against the workpiece such that the surface-machining part forms a shaped surface on the workpiece and simultaneously the piercing part forms or enlarges a bore in the workpiece. | 02-18-2016 |
20160145763 | PORTABLE APPARATUS FOR SURFACE INSPECTION AND ELECTROLYTIC POLISHING - Provided herein is a portable apparatus for surface inspection and electrolytic polishing, the apparatus including a housing where a motor and controller are embedded. The apparatus also includes a screw axis rotatable by the motor and a cylinder with a ball nut coupled to the screw axis and coupled to a slider. A plurality of guide members are included that each have an upper end coupled to the housing and a lower end coupled to a base plate. The guide member penetrates the slider, and the slider moves up and down along the guide members with the cylinder. A surface inspector and an electrolytic polisher are coupled to the slider and move up and down together with the slider allowing the surface inspector and the electrolytic polisher to test a test subject in various industrial fields, such as machinery, construction, chemicals, and the like. | 05-26-2016 |
204225000 | Electrode feeding or withdrawal means | 15 |
20090218216 | ELECTROLYTIC CELL FOR OBTAINING ALUMINIUM - The invention relates to an electrolytic cell for obtaining aluminium, including a pot shell, at least one cathode block arranged at least partially in the pot shell, at least one anode suspended above the cell and dipping into the upper portion of the electrolytic cell, and an insulation at least partially covering the internal surface of the pot shell and located between the cathode block and the pot shell, the pot shell and the elements that it contains delimiting a crucible intended to receive an electrolytic bath in contact with the cathode block, characterised in that the insulation is at least partially made of carbon-based blocks having a heat conductivity lower than 1 W/m/K. | 09-03-2009 |
20090242390 | ELECTRODE PLATE TRANSPORTATION APPARATUS - An electrode plate transportation apparatus moves up and down electrode plates moved to a position above an electrolytic bath, and places and draw the electrode plates in and from the electrolytic bath. The apparatus includes a stationary frame that is suspended from an upper position in a vertical direction, a rotary unit that is composed of hold members for holding the electrode plates in a suspended state and is held so as to rotate in a rotational direction about the vertical direction by the stationary frame, and a drive mechanism that is provided between the stationary frame and the rotary unit and applies drive force along an one-axis direction in a plane perpendicular to the vertical direction to the rotary unit to thus drive the rotary unit in the rotational direction. | 10-01-2009 |
20110067999 | 400kA HIGH ENERGY EFFICIENCY REDUCTION POT - A 400 kA high energy efficiency reduction pot, comprising: anode carbon blocks, anode busbars, crust breaking and feeding device, anode lifting device, girders and pillars, pot hooding and exhausting system, cathode busbar arrangement structure, cathode carbon blocks, cathode lining structure and cathode pot shell, the pot is characterized in that: 1) superstructure and portal-type pillars are supported by pipe truss girders structure; 2) anode carbon block has eight steel stubs to be configured in a symmetrical mode; 3) the superstructure has 24 double-anode assemblies or 48 single-anode assemblies, six alumina feeding points, and two fluoride salt feeding points; 4) sub-section fume collecting and exhausting system is installed between a horizontal hood plate and a feeding hopper; 5) a device for sealing the anode rod by means a negative pressure suction is provided; 6) a new lining structure of holding heat on bottom, dispersing heat from side, and adding expansion layer at the cathode end have been designed based on the simulation of the electric field and thermal field; 7) the cathode busbars adopt a non-symmetrical configuration, and six power incoming points on the long side of the pot is provided; and 8) rectangular pipe truss girders are used as both air-supply pipeline above the pot and a silencer for tailed air from the crust breaking and feeding cylinder. The present invention has markedly energy-saving and emission reduction effect. | 03-24-2011 |
20110073465 | SYSTEMS AND APPARATUS RELATING TO ELECTROCHEMICAL MACHINING - A tooling piece in an electrochemical machining device that includes: an outer cathode surface, the outer cathode surface having a first side and, opposite of the first side, a second side; a plurality of spacer pads disposed on the first side of the outer cathode surface, the spacer pads each comprising thin, non-conducting pads of a predetermined thickness; one or more conducting strips; an electrolyte channel that is configured to direct a flow of electrolyte through an orifice cut through the outer cathode surface; and an elastomeric backing adjacent to the second side of the outer cathode surface, the elastomeric backing being configured to elastically support the outer cathode surface. | 03-31-2011 |
20120160666 | ELECTROLYTIC OXIDE REDUCTION SYSTEM - An electrolytic oxide reduction system according to a non-limiting embodiment of the present invention may include a plurality of anode assemblies, a plurality of cathode assemblies, and a lift system configured to engage the anode and cathode assemblies. The cathode assemblies may be alternately arranged with the anode assemblies such that each cathode assembly is flanked by two anode assemblies. The lift system may be configured to selectively engage the anode and cathode assemblies so as to allow the simultaneous lifting of any combination of the anode and cathode assemblies (whether adjacent or non-adjacent). | 06-28-2012 |
20130126336 | CARBON DIOXIDE IMMOBILIZATION UNIT - There is provided a carbon dioxide immobilization unit capable of easily immobilizing carbon dioxide in the form of an organic acid or a carbohydrate under a normal environment. An anode and a cathode both having a surface where an oxidoreductase is present are disposed to face each other with a proton conductor in between. Then, when electric power is externally supplied to the carbon dioxide immobilization unit, in the anode, water is decomposed to produce protons, and in the cathode, an organic acid or a carbohydrate is produced from the protons produced in the anode and carbon dioxide. At this time, while a carbon dioxide supply section supplies a high concentration of carbon dioxide to the cathode, oxygen produced in the anode and the organic acid or hydrocarbon produced in the cathode are removed from a reaction system through an oxygen removal section and a product recovery section, respectively. | 05-23-2013 |
20130327638 | ELECTROLYTIC CELL AND AN ELECTRODE CARTRIDGE THEREOF - An electrolytic cell comprising, a housing having a channel extending there through and an opening formed in the housing for receiving an electrode cartridge, an inlet allowing water to pass into the channel, an outlet allowing water to pass from the channel, and a removable electrode cartridge comprising, a support member, having a outer side an inner side, the support member being adapted to close off the opening in the housing when the electrode cartridge is received in the opening, and a series of separate spaced electrode plates supported by the support member, each electrode plate having a terminal which extends through the support member from the inner side to project from the outer side. | 12-12-2013 |
20140027271 | Electrocoagulation for treating liquids - A method, a system and a kit for removing colloid contaminants from a fluid or suspension by destabilization thereof with addition of kinetic energy thereto are provided, the method to overcome the energetic barrier preventing an efficient fluid-solid separation comprises injecting the colloidal fluid containing contaminants in an electrolytic system including an electrocoagulation module comprising at least one anode and at least one cathode, the anode and the cathode being adapted to be electrically connected to perform electrolysis of the fluid, providing an electric current, between the anode and the cathode, to form electro-coagulated contaminants flocs in the agitated fluid, separating the electro-coagulated flocs from the fluid, and extracting the fluid from the electrolytic system. | 01-30-2014 |
20140318950 | SYSTEM AND REACTOR VESSEL FOR TREATMENT OF FLUID MEDIUM CONTAINING BIOLOGICAL MATTER - A system and reactor vessel for electrical treatment of a fluid medium are described. The fluid medium to be treated comprises various industrial or domestic waste waters. The reactor vessel is provided with a housing being closed from one side thereof by a removable closure carrying secured thereon electrodes. The electrodes are electrically connected to the source of electrical power, wherein the closure is adapted for assembling with and disassembling from the housing such that the closure could be conveniently separated from the reactor vessel together with the electrodes to provide easy access to electrodes for inspection, replacement, repair, cleaning or for other type of maintenance. | 10-30-2014 |
20150122635 | SEMICONDUCTOR WAFER HOLDER AND ELECTROPLATING SYSTEM FOR PLATING A SEMICONDUCTOR WAFER - A semiconductor wafer holder includes first and second holding members between which a semiconductor wafer is held. The second holding member includes a second conductive element placed in contact with a first conductive element of the first holding member and the semiconductor wafer. A ring clamp is used to press the second holding member against the first holding member for holding of the semiconductor wafer. | 05-07-2015 |
20150129417 | ELECTROCHEMICAL MACHINING APPARATUS - An electrochemical machining apparatus includes a support assembly, a machining electrode assembly, a tank configured to hold an electrolyte, a workpiece holder positioned in the tank, a movable feed assembly, and a connecting member. The machining electrode assembly includes a first machining electrode and a second machining electrode. The movable feed assembly includes a first feed subassembly and a second feed subassembly. The connecting member is connected to the first feed subassembly and the second feed subassembly. The first machining electrode is coupled with the connecting member, and the second machining electrode is coupled with the second feed subassembly. The second feed subassembly can move with, and relative to, the first feed subassembly. The second machining electrode can slide in the first machining electrode. | 05-14-2015 |
20160076165 | RINSING AND DRYING FOR ELECTROCHEMICAL PROCESSING - An electroplating/etch apparatus including a fluid jet and a dryer present over the tank containing the electrolyte for the electroplating/etch process. The fluid jet and the dryer remove excess liquids, such as electrolyte, from the component being plated or etched, e.g., working electrode. The working electrode is present on a holder that traverses from a first position within the tank during a plating or etch operation to a second position that is outside the containing the plating electrolyte. The fluid jet rinses the working electrode when the holder is in the second position, and the forced air dryer blows any remaining fluid from the fluid jet and the electrolyte from the working electrode into the tank. | 03-17-2016 |
20160186343 | Electrolytic Device and Anode Assembly Intended for the Production of Aluminium, Electrolytic Cell and Apparatus Comprising such a Device - An electrolysis device comprising a pot shell ( | 06-30-2016 |
20160186344 | Electrolytic Cell Intended for the Production of Aluminium and Electrolytic Smelter Comprising this Cell - This cell ( | 06-30-2016 |
204226000 | With base treatment | 1 |
20180022532 | GAS CELL DRIVEN FLUID DELIVERY DEVICE FOR SPILL-RESISTANT STORAGE AND USE | 01-25-2018 |