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Class 204/281 - Electroforming molds or strips plates


Subclass of Class 204 - Chemistry: electrical and wave energy
Definition: Electrodes, generally known as electroforming molds or strip
No. of patents: 168
Last issue date: 03/13/2012


1          
NumberTitleIssue Date
8133366Stainless steel electrolytic plates
There is provided a substantially permanent stainless steel cathode plate suitable for use in electrorefining of metal cathodes, the cathode being composed of a low-nickel duplex steel or a lower grade “304” steel, wherein operational adherence of an electrodepo...
03/13/2012
8052851Protective edging for a cathode of an electroplating system
Protective edging for a cathode of an electroplating system. At least some of the illustrative embodiments a cathodes of an electroplating system, the cathodes including a sheet of metallic material that defines a front, a back and an edge, a plurality of apertures ...
11/08/2011
7914651Reducing 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...
03/29/2011
7807028Stainless steel electrolytic plates
There is provided a substantially permanent stainless steel cathode plate suitable for use in electrorefining of metal cathodes, the cathode being composed of a low-nickel duplex steel or a lower grade “304” steel, wherein operational adherence of an electrodepo...
10/05/2010
7807029Stainless steel electrolytic plates
There is provided a substantially permanent stainless steel cathode plate (1) suitable for use in electrorefining of metal cathodes, the cathode being composed of a low-nickel duplex steel or a lower grade “304” steel, wherein operational adherence of an ...
10/05/2010
7678247Cathode edge support device for a remote identifier in electro-winning and electro-refining process
A device that supports a remote identifier for permanent cathodes in the electro-winning process. A preferred embodiment of the invention provides a support for a proximity identification device for permanent cathodes that, when interconnected with a remote system, ...
03/16/2010
7470351Discrete particle electrolyzer cathode and method of making same
A system for producing metal particles using a discrete particle electrolyzer cathode, a discrete particle electrolyzer cathode, and methods for manufacturing the cathode. The cathode has a plurality of active zones on a surface thereof at least partially immersed i...
12/30/2008
7425257Method for the formation of a good contact surface on a cathode support bar and support bar
The disclosure relates to a method of obtaining a good current contact on the support bar of a cathode used in electrolysis. In this method a highly electroconductive layer is formed on the contact piece on the end of the support bar of the cathode, especially at th...
09/16/2008
7396442Electrochemical oxygen generator module assembly
An ionically conductive ceramic element includes a central unit (703). The central unit (703) is composed of a plurality of integrated manifold and tube modules (IMAT) (22) joined end to end along a central axis (A). Each IMAT module (22)...
07/08/2008
7393438Apparatus for producing metal powder by electrowinning
This invention relates to an apparatus for producing a metal powder product using either conventional electrowinning or alternative anode reaction chemistries in a flow-through electrowinning cell. A new design for a flow-through electrowinning cell that employs bot...
07/01/2008
7368049Method and apparatus for electrowinning copper using the ferrous/ferric anode reaction and a flow-through anode
The present invention relates, generally, to a method and apparatus for electrowinning metals, and more particularly to a method and apparatus for copper electrowinning using the ferrous/ferric anode reaction and a flow-through anode, such as, for example, a dimensi...
05/06/2008
7344624Reducing 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
7332064Hangar 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
RE40035Modular ceramic oxygen generator
A ceramic oxygen generator is described which is capable of modular construction to permit the oxygen generation capacity to be expanded. An ionically conducted ceramic electrolyte is formed into a series of rows and columns of tubes on a tube support member and lik...
01/29/2008
7306706Method and apparatus for stripping electrodeposited metal sheets from permanent cathodes
A method and apparatus for stripping electro-deposited metal sheets from a cathode blank. The blank has opposite faces, upstream and downstream ends. At least one sheet is provided on at least one blank face to define upstream and downstream edges. The apparatus com...
12/11/2007
7288178Methods of and apparatus for making high aspect ratio microelectromechanical structures
Various embodiments of the invention provide techniques for forming structures (e.g. HARMS-type structures) via an electrochemical extrusion process. Preferred embodiments perform the extrusion processes via depositions through anodeless conformable contact masks th...
10/30/2007
7285193Encapsulated 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
7273537Method of production of metal particles through electrolysis
A method of producing metal particles through electrolysis. A cathode having a plurality of active zones on a surface thereof is at least partially immersed in a reaction solution. The cathode is spaced from an anode also at least partially immersed in the reaction ...
09/25/2007
7267726Method and apparatus for removing polymer residue from semiconductor wafer edge and back side
A method for cleaning a semiconductor device has the steps of securing a wafer (16) with a modified chuck (11) and applying a cleaning solution (18) to the backside (20) of the wafer (16). The cleaning solution (18) is formu...
09/11/2007
7267756Fine electroforming mold and manufacturing method thereof
The present invention provides a mold for fine electroforming M having a simple structure. In order to improve the productivity of a metal product, an electrode portion can be arranged with a much higher density, and a metal thin film formed on the electrode portion...
09/11/2007
7266267Microfluidic, optical, and electrical input output interconnects, methods of fabrication thereof, and methods of use thereof
Input/output (I/O) interconnects, fluidic I/O interconnects, electrical, optical, and fluidic I/O interconnects, devices incorporating the I/O interconnects, systems incorporating the I/O interconnects, and methods of fabricating the I/O interconnects, devices, and ...
09/04/2007
7223324Capping 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
7217345Cathode guidance and perimeter deposition control assembly in electro-metallurgy cathodes
Production of pure metals through electro-winning and electro-deposition is accomplished by electrolytic deposition of metal over a reusable stainless-steel plate (cathode). Metal is deposited on both faces of the cathode, as well as on its edges, creating problems ...
05/15/2007
7204919Capping 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
7166203Controlled concentration electrolysis system
A system for maintaining a concentration range of an electroreducible metal species undergoing electrolysis within a predetermined concentration range comprises a first container containing a body of an electrolyte solution in which a metal is partially dissolved, a...
01/23/2007
7152983Lamina comprising cube corner elements and retroreflective sheeting
The present invention is directed to lamina(e) comprising cube corner elements, a tool comprising an assembly of laminae and replicas thereof. The invention further relates to retroreflective sheeting. ...
12/26/2006
7086154Process of manufacturing nozzle plate for ink-jet print head
A process of manufacturing a nozzle plate for an ink-jet print head. The nozzle plate includes (a) a substrate having an outside surface which is to be opposed to a print media, an inside surface which is opposite to the outside surface and nozzle holes which are fo...
08/08/2006
7025865Method for producing metal mask and metal mask
A method for manufacturing a metal mask that facilitates easy dimensional control in the manufacturing process and can manufacture multiple metal masks having high and consistent precision. A Cr film 2 having a mask pattern 2a is formed on the s...
04/11/2006
7003868Coated stainless-steel/copper weld for electroplating cathode
A copper welding rod is used in an arc-welding operation to form a bead that joins a copper starter sheet and a stainless steel hanger bar. The amperage level of the arc-welding equipment is set to generate heat at the weld site which is above the melting point of c...
02/28/2006
6951600Edge protector for electrowinning electrode
A one-piece edge strip to be mounted on the bottom edge of a cathode used in electrolysis has a channel running longitudinally of the edge strip. The channel is designed to receive the bottom edge of the cathode. The edge strip is provided with a receptacle at eithe...
10/04/2005
6949171Method of providing conductive tracks on a printed circuit and apparatus for use in carrying out the method
This invention is a method of providing conductive tracks on a printed circuit including coating a substrate carrying printed tracks with an electro-plating solution with a tool which provides a first electrode of an electro-plating circuit and a second electrode pr...
09/27/2005
6942350Triangular-pyramidal cube-corner retro-reflective sheeting
A triangular-pyramidal cube-corner retroreflective sheeting wherein a pair of triangular-pyramidal cube-corner retroreflective elements partitioned by three lateral faces (face a1, b1, and c1; faces a2, b2, and ...
09/13/2005
6911486Fluorescent retroreflective sheet
This invention provides encapsulated type fluorescent retroreflective sheeting which is excellent in appearance and weatherability, and which comprises a surface-protective layer disposed on the side on which light is to strike, a binder layer connected to the surfa...
06/28/2005
6846395Edge insulating member for electrode plate, method of locking and unlocking the edge insulating member, and edge insulating member installation jig
The present invention relates to an edge insulation member for an electrode plate used for electrolytic refinement of metal, and to a fixing method for it. On a tip portion 22A of a main body 22, a fitting groove 23 and a jaw portion 24 f...
01/25/2005
6843896Apparatus for processing metals
The invention encompasses a method and apparatus for producing high-purity metals (such as, for example, high-purity cobalt), and also encompasses the high-purity metals so produced. The method can comprise a combination of electrolysis and ion exchange followed by ...
01/18/2005
6835489Double layer oxygen electrode and method of making
A double layered oxygen electrode impregnated with an active catalyst material and method of making. The design of the oxygen electrode promotes oxygen dissociation and absorption within the oxygen electrode. The oxygen electrode has differing layers of hydrophobici...
12/28/2004
6797133Mobile zinc cathode stripping system
A mobile zinc stripping device for stripping zinc from cathodes comprising a moveable base frame, a cathode support frame to support the cathodes during stripping, a stripping assembly for stripping the zinc sheets from the cathodes and at least one power source for...
09/28/2004
6790325Re-usable mandrel for fabrication of ink-jet orifice plates
A method for creating a mandrel for electroforming orifice sheets with tapered bores is described. The method uses photo-imagable polymer or photoresist to create the desired profile. This is followed by electroforming a parent mandrel over which a mandrel-quality s...
09/14/2004
6746581Edge protector systems for cathode plates and methods of making same
Cathode plate edge protector systems formed by secondary and tertiary molding processes, in which fluid plastic is molded around and/or introduced into previously manufactured plastic edge protectors. A U-shaped edge protector system is formed by bevel-cutting abutt...
06/08/2004
6702933Plastic border for cathodes
An improved plastic border utilized in cathodes used in the processes for the electrolytic refinement of minerals, characterized in that the plastic border presents a transversal aperture of a conical like base section with straight walls, thereafter conv...
03/09/2004
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