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| Number | Title | Issue Date |
| 8012320 | Device for supporting electrodes in an electrolysis installation The invention relates to a device for supporting electrodes in an electrolysis installation, said support comprising a busbar having electrodes fastened thereto, said electrodes being disposed on either side of the busbar and extending vertically below said busbar, ... | 09/06/2011 |
| 7597787 | Methods and apparatuses for electrochemical deposition Methods and apparatuses for electrochemically depositing a metal layer onto a substrate. An electrochemical deposition apparatus comprises a substrate holder assembly including a substrate chuck and a relatively soft cathode contact ring. The cathode contact ring co... | 10/06/2009 |
| 7344624 | Reducing power consumption in electro-refining or electro-winning of metal A cathode plate and method for electro-refining or electro-winning of metal. The cathode includes a cathode blade and hanger bar. A quantity of electrically conductive material is wrapped around the hanger bar and along the cathode blade to a position, in use, proxi... | 03/18/2008 |
| 7332064 | Hangar bar A hangar bar for a cathode plate and a method of producing a cathode for electrolytic recovery of metal. The hanger bar comprises a support element which is preferably stainless steel and hollow. An electrically conductive metal cladding is affixed the stainless ste... | 02/19/2008 |
| 7285193 | Encapsulated cathode hanger bar and method of manufacturing A cathode for use in the refining or winning of metals, typically used in the electro-refining or winning of copper, comprising a substantially flat deposition plate fixedly attached along an upper edge thereof to an elongate hanger bar thereby defining a connection... | 10/23/2007 |
| 7223324 | Capping board with separating walls Disclosed in a capping board for use to support hanging legs of anodes and cathodes within adjacent electrolytic cells. This capping board has a main body having a bottom surface shaped to fit onto upper edges of the adjacent cells, and a top surface. A first set of... | 05/29/2007 |
| 7204919 | Capping board with at least one sheet of electrically conductive material embedded therein Disclosed is a capping board for use to support anodes and cathodes within adjacent electrolytic cells, which has a plurality of individual seats positioned in spaced apart relationship all along its length to receive and support hanging legs projecting from these a... | 04/17/2007 |
| 7192508 | Devices to conduct current to or from the electrodes in electrolysis cells, methods for preparation thereof, and an electrolysis cell and a method for production of aluminum by electrolysis of alumina solved in a melted electrolyte Device (1) to conduct current to or from the electrodes of an electrolysis cell, which device in the direction towards the electrolysis cell comprises three types of segments; at least one outer segment (2) joined with at least one intermediate segment... | 03/20/2007 |
| 7118666 | Protecting an inert anode from thermal shock A method for protecting anode assemblies in an electrolytic cell from thermal shock is disclosed. The method generally involves applying a thermal insulating layer (8, 16) to the anode (2) prior to preheating the anode assembly in a furnace, where the ... | 10/10/2006 |
| 6964885 | Stress resistant land grid array (LGA) module and method of forming the same An integrated circuit module, a land grid array module, and a method for forming the module, include a substrate, which mounts one or more chips or discrete electronic components, and a cap for covering the substrate, and including at least one protrusion coupled to... | 11/15/2005 |
| 6955286 | Use of silver-copper-palladium brazing alloys A compound arrangement comprising a first component of metal being brazed to a second component of metal. The first component has an external cylindrical surface touching an cylindrical internal surface of the second component. The second component clasps the first ... | 10/18/2005 |
| 6937167 | Method for joining a jacket element and a core element together A method for joining a highly electroconductive core element (2) to a jacket element (1) made of refined steel. In said method, the electroconductive core element (2), such as a copper bar, and the joining agent element (3) are inserted i... | 08/30/2005 |
| 6656341 | Method of etching, as well as frame element, mask and prefabricated substrate element for use in such etching In a method of etching a substrate having a surface layer of conductive material, a circuit pattern is transferred to the surface layer in a central surface area portion of the substrate by electrochemical etching. To prevent excessive current densities f... | 12/02/2003 |
| 6569300 | Steel-clad cathode for electrolytic refining of copper An electrolytic cathode consists of a solid copper hanger bar and a stainless-steel mother plate attached to a receiving groove in the underside of the hanger bar. In the preferred embodiment of the invention, the entire length of connection is welded, th... | 05/27/2003 |
| 6527923 | Bifurcated electrode of use in electrolytic cells An electrode of use in electrolytic cells, particularly water electrolyser cells for the production of hydrogen, and comprising an electrically conductive first metal sheet having an electrochemically active gas-evolving planar surface; an electrically co... | 03/04/2003 |
| 6471835 | Clamping device for electrochemical cell The invention relates to an electrode assemblage clamping device for an electrode comprising two parallel, essentially flat and rectangular electrode members, and at least one current supply rod/conductor bar, arranged between and in conductive contact wi... | 10/29/2002 |
| 6352622 | Lead electrode A compound electrode incorporating a lead substrate utilizes the lead as a support structure. This support structure provides a surface that engages a valve metal expanded metal mesh. The mesh member has a front and back surface with the back surface faci... | 03/05/2002 |
| 6251238 | Anode having separately excitable sections to compensate for non-uniform plating deposition across the surface of a wafer due to seed layer resistance A plating apparatus, anode assembly, and method therefor are disclosed herein that improves the uniformity of the plating deposition across the surface of a wafer, substrate or article. This improvement is accomplished by compensating for the uneven plati... | 06/26/2001 |
| 6139705 | Lead electrode A compound electrode incorporating a lead substrate utilizes the lead as a support structure. This support structure provides a surface that engages a mesh member, e.g., a valve metal expanded metal mesh. The mesh member has a front and back surface with ... | 10/31/2000 |
| 6129822 | Insoluble titanium-lead anode for sulfate electrolytes An insoluble anode for use in electrowinning metals and electrolytic manganese dioxide production wherein the anodes are composed of, generally, titanium or lead (including titanium or lead alloys). The anode includes a titanium-lead active layer, or a ti... | 10/10/2000 |
| 6113759 | Anode design for semiconductor deposition having novel electrical contact assembly An anode assembly includes a perforated anode and an electrical contact assembly attached to the anode. A perforated anode holder holds the anode. The anode holder includes perforations at least in a bottom wall such that plating solution may flow through... | 09/05/2000 |
| 6080289 | Electroplating apparatus with self-cleaning contacts An electroplating apparatus comprising a plating tank containing electroplating solution, one or more substrates to be electroplated, and an electrical contact mechanism. The electrical contact mechanism comprises a first set of one or more conductive con... | 06/27/2000 |
| 6071388 | Electroplating workpiece fixture having liquid gap spacer A fixture for supporting a workpiece during electroplating of a metal upon the workpiece in a conductive electroplating bath includes a non-conductive frame member for receiving the workpiece therein. The fixture further includes a current distribution me... | 06/06/2000 |
| 6051118 | Compound electrode for electrolysis An electrolytic composite electrode provided with a cathode formed from a drum to be rotated and an anode having a circular-arc inner surface facing the cathode at a certain interval and capable of keeping an electrolytic solution between the anode and th... | 04/18/2000 |
| 6045669 | Structure of electric contact of electrolytic cell The present invention provides a structure of an electric contact of an electrolytic cell, wherein an elongated conductive member is provided as a bus bar 10 on a wall of an electrolytic cell for feeding current to anodes 1 and cathodes 2 arranged in the ... | 04/04/2000 |
| 5993620 | Anode for diaphragm electrochemical cell The invention discloses a novel structure for an expandable anode to be used in diaphragm cells. This new structure comprises a conductor bar in the form of a copper core provided with a titanium layer having a first and a second pair of flexible expander... | 11/30/1999 |
| 5958206 | Process for producing a corrosion and wear-resistant oxide layer with locally reduced layer thickness on the metal surface of a workpiece The invention relates to a method to produce an oxide coating that protects against corrosion and wear on the metal surface of a workpiece, more specifically, for the metal surface of a body for accepting a valve, wherein with the use of a cathode, the wo... | 09/28/1999 |
| 5938899 | Anode basket for continuous electroplating An anode containment basket for holding soluble anodes in a horizontal plane within the plating bath of a continuous electroplating line. The basket includes a nonconductive conduit having a continuous sidewall, an interior space and open ends. One open e... | 08/17/1999 |
| 5932087 | Submersible anode and method An anode and bracket assembly for attaching sacrificial anodes to submerged structures utilizes one or more shepard's hook hanger brackets. The anode or anodes are cast directly on the bracket with a relatively deep spiral grooved profile for vortex shedd... | 08/03/1999 |
| 5919343 | Cathode blank for copper plating The cathode blank for copper plating has a solid copper hanger bar that has a flat undersurface with end portions adapted to rest upon supports and electrical contacts. A stainless steel sheet has an upper edge that is attached to the copper hanger bar wi... | 07/06/1999 |
| 5788829 | Method and apparatus for controlling plating thickness of a workpiece A method and apparatus for electroplating a workpiece to achieve a uniform plating thickness includes a cathode rack having a hook from which the workpiece is suspended and spaced apart from a consumable anode. The rack includes a plurality of plates made... | 08/04/1998 |
| 5728281 | Implantable medical device including an arrangement for measuring a blood property having a carbon reference electrode An implantable medical device for in vivo electrochemical measurements of blood properties, such as measurements of, inter alia, oxygen pressure, glucose and pH, avoids the problem with the reference electrodes currently in use which cause inflammatory re... | 03/17/1998 |
| 5725745 | Electrode feeder for plating system A high speed electrical plating apparatus employing a moving fluid and a tubular anode. The tubular anode contains pellets of the material being plated so as to make up for those utilized during the plating process. The electrodes are configured in such a... | 03/10/1998 |
| 5665213 | Continuous prebaked anode cell A support structure for supporting continuous prebaked anodes in an aluminium smelting cell comprises a pair of side plates (3) and a pair of end plates (4) connected together to form an enclosed superstructure. The supporting structure includes at least ... | 09/09/1997 |
| 5589044 | Electrode for electrolysis cells An electrode for mercury chlor-alkali electrolytic cells includes a plurality of activated electrode elements consisting of flat sections standing on edge and having recesses on their lateral surfaces which extend from the lower edge to the upper edge of ... | 12/31/1996 |
| 5584975 | Tubular electrode with removable conductive core An electrode assembly which will find use such as in electroplating, is made from a hollow and thin walled, elongate and deflectable outer metal electrode member. This member is usually rounded, e.g., typically circular, in cross-section and has major inn... | 12/17/1996 |
| 5538607 | Anode assembly comprising an anode bar for the production of molten metal by electrolysis An anode bar is disclosed particularly for utilization during the production of molten metal by the Hall-Heroult process in which an elongated copper rod is slit partially along its length and bent to define a generally inverted -shaped member defined by ... | 07/23/1996 |
| 5514258 | Substrate plating device having laminar flow The present invention provides an apparatus for electrodepositing metals onto a substrate or the like which creates a uniform laminar flow of the electroplating solution across the surface of the substrate. Specifically, the plating bath according to this... | 05/07/1996 |
| 5492609 | Cathode for electrolytic refining of copper An improved method of manufacture for electrolytic cathode devices that include a copper hanger-bar with a rounded underside that ensures the automatic vertical positioning of the cathode's blank starter sheet with respect to horizontal supporting bus-bar... | 02/20/1996 |
| 5456813 | Method of joining a metal connection tab to an electro-chemical cell electrode having a foam-type support, and an electrode obtained by the method A metal connection tab is joined to an electrochemical cell structure having a foam-type support. The support is formed with a porosity of greater than 90%. Thereafter the support is filled with active material. A connection tab is formed of expanded meta... | 10/10/1995 |
