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| Number | Title | Issue Date |
| 7507319 | Anode holder An anode holder is used to hold an anode in a plating tank. The anode holder includes a bar having a conductive portion connected to a power source, a conductive anode shaft attached to the bar, and an anode connected to the conductive anode shaft. The conductive an... | 03/24/2009 |
| 7344625 | Element for handling connectors for electrolytic cells which are used for the production of aluminum The present invention relates to a handling device for an anode connector provided with at least two side trunnions and a tightening screw. The connector is generally capable of cooperating with attachment hooks of an aluminum production cell used in fused bath elec... | 03/18/2008 |
| 7232507 | High volumetric efficiency electrochemical cell design for treatment of low concentrations of contaminants in low conductivity water An electrochemical cell design is disclosed for the particular application of the electrochemical treatment of contaminants in water. The cell is designed to allow the treatment of low concentrations of contaminants in low conductivity water efficiently, and to be s... | 06/19/2007 |
| 6833205 | Electrochemical cell system output control method and apparatus A method and apparatus is provided for an electrochemical cell system. The electrochemical cell system includes: an electrochemical cell; an energy source configured for providing a quantity of energy to the electrochemical cell; a sensing apparatus in operable comm... | 12/21/2004 |
| 6569302 | Substrate carrier The invention relates to a substrate carrier for holding substrates, especially semiconductor wafers. Good sealing of the wafer surface and electrical contact are made possible in that the substrate carrier has a first and a second part having a central o... | 05/27/2003 |
| 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 |
| 6264810 | Electromechanical attachment of inert electrode to a current conductor A coupling for an inert electrode for refining a metal is provided. The coupling includes an electrode assembly and an electrically conductive support structure assembly. The support structure assembly includes a mechanical connection and an electrical co... | 07/24/2001 |
| 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 |
| 6231730 | Cathode frame A cathode frame for receiving and retaining a cathode plate for electrowinning and/or electrorefining processes is constructed as an integrally-formed frame body having a base member and side members which provide a continuous channel therethrough for ret... | 05/15/2001 |
| 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 |
| 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 |
| 6007687 | Method and device for sealing a cover plate for an electrolytic cell The present invention relates to a method and a device for sealing a cover plate for an electrolytic cell. Prior-art cell constructions suffer from the problems of, inter alia, a short service life of certain materials and cracking in the materials which ... | 12/28/1999 |
| 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 |
| 5902463 | Submersible anode and method An anode and mounting bracket assembly is designed to seat quickly and easily on cylindrical or tubular underwater structures. The anodes span between end plates which include notches or recesses in which the tubular structure seats. The recesses include ... | 05/11/1999 |
| 5876585 | Anode clamp Roller clamps provide an economical and effective means to achieve steady and uniform current distribution through the anodes and cathode of an Hall-Heroult electrolytic cell during the pre-heat cycle. The roller clamps, which replace conventional bar cla... | 03/02/1999 |
| 5779865 | Electrolysis cell for generating ozone and/or oxygen The invention relates to an electrolysis cell for generating ozone or oxygen from superpure water with a solid electrolyte membrane located in a multipartite housing with electrodes designed to be directly connected to the membrane as porous structures, w... | 07/14/1998 |
| 5778021 | Self-baking carbon electrode The invention relates to a self-baking carbon electrode produced in direct connection with the furnace wherein it is consumed. The electrode comprises an outer casing made from an electrical conducting material, and having inner radial, vertical ribs. Car... | 07/07/1998 |
| 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 |
| 5290413 | Anodic electrode for electrochemical fluorine cell Carbon electrodes for use as an anode in electrochemical cells for the generation of fluorine by electrolysis of molten KF.2HF electrolyte. Also included is a process for the operation of an electrochemical fluorine cell in combination with a direct fluor... | 03/01/1994 |
| 5288383 | Method and apparatus for adjusting the distance between the poles of electrolysis cells A method and apparatus for adjusting the distance between the anodes and cathodes in an electrolysis cell includes first and second anode beams, movably disposed in an upper and lower relationship. The anode beams are interconnected by a spindle having up... | 02/22/1994 |
| 5135633 | Electrode arrangement for electrolytic processes An anode arrangement used in electrolytic processes for steel strip galvanizing or chrome-plating has a plate-like anode of titanium with an active surface, which is connected to a generally planar carrier having a steel core and a current supply conducto... | 08/04/1992 |
| 5017275 | Electroplating cell anode The present invention resides in an anode structure as well as in an electrolytic cell utilizing the anode structure. The anode structure comprises a resilient anode sheet having an active anode surface, and a support substructure for the anode sheet. The... | 05/21/1991 |
| 4816129 | Suspension arrangement for anode bars in cells for electrolytic production of aluminum A suspension arrangement for an anode bar in a cell for electrolytic production of aluminum includes two jacks disposed along the center line of the anode bar, between an anode superstructure and the anode bar. The anode bar is movable in the vertical dir... | 03/28/1989 |
| 4814055 | Current feeder for electrodes A current feeder to electrodes, in particular for horizontally arranged gas evolving metal anodes for electrochemical processes. The current feeder stud is provided at its lower end with a connection element of valve metal. The connection element has a re... | 03/21/1989 |
| 4786390 | Anode configuration for nickel-phosphorus electroplating An anode configuration is provided particularly for a bath that is used for electrolytically plating a substrate with a nickel and/or cobalt phosphorus alloy. The anode comprises a plurality of widely spaced portions of material, preferably of platinum or... | 11/22/1988 |
| 4770755 | Electrode unit to be used for purification of emulsions and polluted waters, especially oil-bearing waters, by means of electrolysis This invention is directed to an electrode unit to be used for purification of emulsions and polluted waters, especially oil-bearing waters, by electrolysis which comprises vertically placed adjacent electrode plates of a soluble material, spacers for adj... | 09/13/1988 |
| 4626333 | Anode assembly for molten salt electrolysis An anode assembly for an electrolytic cell for molten electrolysis has a cermet connector with a lower electrical resistivity than the anode threaded into the cermet or ceramic anode in the green or calcined state and then sintered to form an anode assemb... | 12/02/1986 |
| 4622111 | Apparatus and method for electrolysis and inclined electrodes Disclosed is an electrolytic cell including first and second inclined or nonhorizontal electrodes, means for holding the first electrode in position relative to the second electrode to form an inter-electrode zone of specified dimension, wherein the first... | 11/11/1986 |
| 4609448 | Cathodic protection monitor system for submerged structures Apparatus in an offshore fixed structure for monitoring the effectiveness of an under water cathodic protection system. Said system includes a guide cable, both ends of which are adjustably positioned at the structure's upper end. The cable is retained on... | 09/02/1986 |
| 4596637 | Apparatus and method for electrolysis and float An electrolytic cell is disclosed including means for holding a first electrode in position relative to a second electrode to form an inter-electrode zone of specified dimension for containing the electrolyte; the means for holding including float means a... | 06/24/1986 |
| 4584080 | Bipolar electrolysis apparatus with gas diffusion cathode In this electrolysis apparatus, the anode and the gas diffusion cathode are arranged to be separated from one another by means of a partition. At least one element (6) which has the form of a twin trough is located between two half-shells (1, 2) which are... | 04/22/1986 |
| 4532017 | Floating cathode elements based on electrically conductive refractory material, for the production of aluminum by electrolysis The invention concerns floating cathode elements which are intended for the electrolytic production of aluminum using the Hall-Heroult process in an electrolysis tank comprising a molten cryolite-base bath, between a carbon anode, and a cathodic layer of ... | 07/30/1985 |
| 4504366 | Support member and electrolytic method Disclosed is an electrolytic cell including means for holding a first electrode in position relative to a second electrode to form an inter-electrode zone of specified dimension for containing electrolyte, wherein the first electrode is held essentially f... | 03/12/1985 |
| 4484996 | Cathode for use in electrolytic processing solution A cathode adapted for use in electrochemical processing for surface treatment of metal products in an electrolytic bath; the cathode is constructed from a core of copper or aluminum or combinations thereof, which core is clad with stainless steel. This ca... | 11/27/1984 |
| 4468310 | Aluminum marine anode with core activator An aluminum marine anode is constructed in association with exposed activator surfaces. The surfaces are preferably provided by casting the aluminum anode with a partially exposed core of activator material in place and suitably configurated to provide go... | 08/28/1984 |
| 4465578 | Apparatus for the precise adjustment of the anode plane of an electrolysis cell used in the production of aluminum An apparatus for the precise adjustment of the anode plane of a cell for the production of aluminum by electrolysis of alumina dissolved in the molten cryolite of which the anodic system comprises a plurality of prebaked anodes arranged in two parallel li... | 08/14/1984 |
| 4462887 | Apparatus for fusion electrolysis and electrode therefor Electrode for fused melt electrolysis comprising a top portion (5) of metal or metal alloy where appropriate including a cooling device (2,3) and the top portion (5) is protected at least partially by an insulating coating (4) of high-temperature resistan... | 07/31/1984 |
| 4462888 | Electrode for fusion electrolysis and electrode therefor Electrode for fused melt electrolysis with a top portion (5) of metal, where appropriate with a cooling device (2, 3) and the top portion (5) has an inner part (16) and an outer part (17) which are constructed so as to be detachable from each other and th... | 07/31/1984 |
| 4450061 | Metal stub and ceramic body electrode assembly An electrically conductive ceramic electrode body having an opening therein is threadably engaged with a metal stub having at least a slot therein to provide space for expansion of the stub without damage to the electrode body.... | 05/22/1984 |
