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7384522 Ergonomic loading apparatus for electroplating processes  
A loading apparatus for use in electroplating processes includes a container designed to sealingly receive a plurality of airfoil blades fitted with gaskets. Each fitted airfoil blade is disposed...
7138039 Liquid isolation of contact rings  
Embodiments of the invention may further provide a contact ring for an electrochemical plating system. The contact generally includes a substrate receiving member having a substrate support surface...
7118658 Electroplating reactor  
A reactor for electroplating a workpiece includes a vessel having a ring contact arranged to support a workpiece in a horizontal orientation. In an embodiment of the invention, an electrode is...
7087144 Contact ring with embedded flexible contacts  
A contact assembly for supporting a substrate in an electrochemical plating system, wherein that contact assembly includes a contact ring and a thrust plate assembly. The contact ring includes an...
7048838 Ion exchange membrane electrolyzer  
The invention provides an ion exchange membrane electrolyzer ensuring a satisfactory circulation of electrolyte, high electrolytic efficiency and great ridigity. An anode chamber partition in a...
7045041 Ion exchange membrane electrolyzer  
The invention provides an ion exchange membrane electrolyzer. An electric current is passed through at least one electrode while the electrode is in contact with a plurality of comb-like flat leaf...
7022211 Semiconductor wafer holder and electroplating system for plating a semiconductor wafer  
A semiconductor wafer holder including first and second holding members between which a semiconductor wafer is held. The second holding member includes a second conductive element placed in contact...
6841047 Electrolysis cell, in particular for the electrochemical preparation of chlorine  
The invention relates to an electrolysis cell comprising an anode frame ( 26 ), an anode ( 24 ), a cation-exchange membrane ( 34 ), a gas diffusion electrode ( 32 ), a current collector ( 10 ) and...
6673218 Cathode cartridge for electropating tester  
A cathode cartridge (N) for an electroplating tester includes a cathode conductor ( 10 ) that conducts electricity to a surface (Wa) to be plated of a silicon wafer (W) as an object to be plated, a...
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...
6521103 Plating clamp assembly  
A plating clamp assembly for use with a plating system including a plating bath and an article transport assembly to selectively engage an article to be plated as the article is moved through the...
6495006 Bipolar ion exchange membrane electrolytic cell  
The present invention has an object of providing a bipolar type ion exchange electrolytic cell which is capable of minimizing the anode-cathode distance by a movable system which has a low electric...
6478937 Substrate holder system with substrate extension apparatus and associated method  
An apparatus and associated method that removes electrolyte solution from a substrate, the apparatus comprises a thrust plate and a substrate extension unit. The thrust plate at least partially...
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...
6406610 Electro-plating method and apparatus using a cathode having a plurality of contacts  
Electro-plating apparatus 1 has an electro-plating bath 2 containing electrolyte 3 , an anode configuration immersed in electrolyte 3 being a planar anode 4 and an arcuate solid anode 5 ....
6355148 Diaphragm workholding device for ECM  
A workholder for an ECM process comprises a set of jaws which define an interior workpiece holding region are mounted on the surface of a diaphragm which is movable under air pressure from a flat...
6325903 Parallel action holding clamp for electroplating articles  
A holding clamp device, for releasably holding a thick planar article over ground, comprising: an elongated main arm member, defining first and second opposite end portions; a pair of first and...
6312572 Electrolyzer  
The present invention provides an ion exchange membrane type electrolyzer, which comprises electrodes at opposed positions via an ion exchange membrane, spacers are mounted in dot-like arrangement...
6254744 Holder for a mother plate  
The invention relates to a holder to be used during the stripping of a metal deposit produced on the surface of a mother plate in electrolytic refining, which mother plate has a supporting bar (12)...
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...
6228231 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...
6197171 Pin contact mechanism for plating pin grid arrays  
An apparatus and process for electroplating a pin grid array device having a plurality of pins, the pins having a side surface and an extremity. The apparatus comprises a contact plate defining a...
6193863 Product conveyance mechanism for electroplating apparatus  
A product conveying mechanism is provided for an electroplating device which electroplates a thin-wall ribbonlike product such as a printed wiring board given to be plated. It suspends the product...
5976331 Electrodeposition apparatus for coating wafers  
An apparatus may be used to deposit metal or conductive layers upon semiconductor wafers using an electrochemical process. The apparatus comprises a housing for retaining a first electrode (e.g.,...
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...
5679240 Anode for the electrolytic winning of metals and process  
The anode comprises a substantially horizontal carrying bar, which is disposed outside the electrolyte and serves to supply electric current. Two substantially parallel metal surfaces (anode grids)...
5472592 Electrolytic plating apparatus and method  
An apparatus (10) for electrolytic plating of a substrate (44) includes a tank (14) in which a shaft (30) is centrally mounted for rotation about a first axis (28). The shaft carries an arm (40),...
5456812 Device for silverizing water  
A device for silverizing water comprises an electrode head provided with two electrodes of which at least one electrode is a silver containing electrode, means for supplying current to said...
5108572 Electrolytic furnace  
An electrolytic furnace comprises refractory concrete elements (1) which are loosely mounted on rails (6) arranged in a tank (6) and which support carbon elements (2) and metal bars (3). The...
5100525 Spring supported anode  
The present invention resides in an expandable anode assembly which comprises an anode riser and anode surfaces on opposite sides of the anode riser. Each anode surface comprises multiple anode...
5094735 Plating workstation support  
In a preferred embodiment, a plating workstation support having a central conductive copper core which is covered with a protective layer of 316 stainless steel or titanium for corrosion...
5002642 Method for electrowinning a metal using an electrode unit consisting of assembled anode plates and cathode plates and a frame body for forming such an electrode unit  
A method of electrowinning a metal in which electrolysis and servicing and treatments of the electrodes are carried out using an electrode unit. A plurality of anode plates and cathode plates are...
4855032 Electrode structure  
An electrode structure for membrane electrolysis cells comprises a planar electrode part which is joined by metal spacers to a sheet metal support serving as current distributor. The spacers are...
4633053 Electrical discharge machine with automatically replaceable electrodes  
An electrical discharge machine with automatically replaceable electrodes. The machine includes an electrode holder with a clamp operable to alternately receive and release an electrode, an...
4617101 Alkali metal chloride electrolyzing cell  
An alkali metal chloride-electrolyzing cell comprises a cation-exchange membrane disposed between an anode and a cathode, characterized in that said cation-exchange membrane has on at least one...
4609249 Electrically conductive connection for an electrode  
An electrically conductive connection for an electrode assembly of an electrolyte cell in which aluminum is produced by electrolysis in a molten salt is described. The electrode assembly comprises...
4595487 Sensing probe holder system  
The present invention includes a system for mounting a sensor probe through the wall of a chemical vessel or other fluid container such that a sensing element can be located within. The system...
4456517 Metal spring stub and ceramic body electrode assembly  
An electrode assembly comprising an electrically conductive ceramic electrode body having an opening therein and a metal stub retained in the opening with at least a surface of the stub in intimate...
4448664 Anode for electrolysis  
An anode for electrolysis includes an electrically conductive bar erected on an electrolytic cell bottom plate, opposed anode bodies connected to the electrically conductive bar through anode...
4411760 Electrolytic cells  
To solve pollution problems in electrolytic cells for the production of zinc by electrolyzing a solution of a zinc salt, shielding baffles are provided above the cell anodes, the gap between...
4339319 Apparatus for plating semiconductor wafers  
An apparatus for applying a bump-plating on one surface of a semiconductor wafer, which comprises a plurality of cup-shaped plating basins and a plurality of holders, each of the holders being...
4288312 Cathode and edge stick assembly  
A cathode assembly for the electrodeposition of metals comprising in combination at least one edge stick engaging at least one edge of a cathode, wherein the cathode has at least one upstanding...
4283265 Expandable electrode  
An expandable electrode for use in an electrolytic cell of the diaphragm or membrane type and comprising a pair of electrode plates bridged along one edge of each plate, and located between the...
4163703 Method of coating the inside surface of a hollow body  
The method is particularly suitable for applying enamel by electrophoresis inside a hollow body, e.g. a sheet metal part. It consists in using an expandable cathode which, when expanded, approaches...
4154667 Method of converting box anodes to expandable anodes  
Disclosed is a method for converting box form dimensionally stable anodes to the more useful and energy-saving expandable type. In one embodiment, anode box plates are cut off the anode riser at...
4028214 Adjustable electrode  
An adjustable electrode for use in electrolytic cells is provided. The electrode comprises two rectangular electrode surfaces positioned in parallel and having a space between them. Two electrode...
3909388 Self-controlled spring-actuated tool advance for electrochemical machining  
A device used in an electrochemical machining trepanning operation wherein hollow electrode comprises two longitudinally adjacent segments. Attached to one of the segments are a plurality of spacer...
3855102 WATER TANK ANODE SUSPENSION  
This invention relates to the cathodic protection of water storage tanks. In particular, this invention relates to a suspension means for suspending anodes within water storage tanks which is...
3674676 EXPANDABLE ELECTRODES  
An electrode is provided which, after insertion in an electrolytic cell, may be caused to expand thereby reducing the electrode-electrode gap and, hence, increasing the power efficiency of the...
3655549 FIXTURES FOR ELECTROCHEMICAL PROCESSES  
A rack for use in electroplating having current-carrying metal workpiece mounting brackets which are substantially covered with insulation but which have selected areas not covered with insulation...
Matches 1 - 50 out of 61 1 2 >