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Browse by Category: Main > Chemistry
Class Information
Number: 204/267
Name: Chemistry: electrical and wave energy > Apparatus > Electrolytic > Cells > Plural cells
Description: Electrolytic cells consisting of two or more distinct units.


Sub-classes under this class:

Class Number Class Name Patents
204/268 Bipolar electrode 216
204/269 With feeding and/or withdrawal means 372


Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
7604718 Dynamically configurable electrode formed of pixels Oct. 20, 2009
7591934 Apparatus for producing metal powder by electrowinning Sep. 22, 2009
7569304 Fuel cells and related devices Aug. 4, 2009
7510640 Method and apparatus for hydrogen generation Mar. 31, 2009
7470356 Wireless monitoring of two or more electrolytic cells using one monitoring device Dec. 30, 2008
7438789 Decomposition cell Oct. 21, 2008
7393439 Integrated microfeature workpiece processing tools with registration systems for paddle reactors Jul. 1, 2008
7393438 Apparatus for producing metal powder by electrowinning Jul. 1, 2008
7393440 Hydrogen generation system Jul. 1, 2008
7374655 Electrochemical water purifier May. 20, 2008
7368049 Method and apparatus for electrowinning copper using the ferrous/ferric anode reaction and a flow-through anode May. 6, 2008
7335284 Modular electrochemical cell Feb. 26, 2008
7326329 Commercial production of hydrogen from water Feb. 5, 2008
7323058 Apparatus for electroless deposition of metals onto semiconductor substrates Jan. 29, 2008
7261798 Assembly for maintaining compression for electrical contact of the active area of an electrochemical cell Aug. 28, 2007
7258779 Method and means for hydrogen and oxygen generation Aug. 21, 2007
7252752 Method and apparatus for removing contaminants from conduits and fluid columns Aug. 7, 2007
7223324 Capping board with separating walls May. 29, 2007
7204918 High efficiency plating apparatus and method Apr. 17, 2007
7204919 Capping board with at least one sheet of electrically conductive material embedded therein Apr. 17, 2007
7198694 Integrated tool with interchangeable wet processing components for processing microfeature workpieces and automated calibration systems Apr. 3, 2007
7160434 Therapeutic electrolysis device Jan. 9, 2007
7083706 Substrate processing apparatus Aug. 1, 2006
7070685 Method and device for decontaminating water which contains metal and/or is radioactively contaminated Jul. 4, 2006
7048838 Ion exchange membrane electrolyzer May. 23, 2006
7018522 Method and apparatus for removing contaminants from conduits and fluid columns Mar. 28, 2006
7005046 Apparatus for electro chemical deposition Feb. 28, 2006
6998029 Anodic protection systems and methods Feb. 14, 2006
6932892 Apparatus and method for electrolytically depositing copper on a semiconductor workpiece Aug. 23, 2005
6923901 Non-chemical water treatment method and apparatus employing ionized air purification technologies for marine application Aug. 2, 2005
6852205 Water-electrolysis-device-use electrode plate, unit, solid electrolytic membrane unit and electrolytic cell Feb. 8, 2005
6818110 Combinatorial electrochemical deposition and testing system Nov. 16, 2004
6814840 Flow-through electrochemical reactor for wastewater treatment Nov. 9, 2004
6793801 Method and apparatus for removing contaminants from conduits and fluid columns Sep. 21, 2004
6790324 Hydrogen producing apparatus Sep. 14, 2004
6776884 Electropolishing process means for inner and outer surfaces of a metal Aug. 17, 2004
6772501 Apparatus and method for the design and manufacture of thin-film electrochemical devices Aug. 10, 2004
6761806 Processing apparatus with sensory subsystem for detecting the presence/absence of wafers or other workpieces Jul. 13, 2004
6758951 Synthesis and characterization of materials for electrochemical cells Jul. 6, 2004
6740433 Method and apparatus for monitoring a hydrogen containing gas stream May. 25, 2004
6733913 Fuel cell system for low pressure operation May. 11, 2004
6726815 Electrochemical etching cell Apr. 27, 2004
6716325 Electrolytic cell for hypochlorite generation Apr. 6, 2004
6716331 Electrolysis method and apparatus Apr. 6, 2004
6703153 Ceramic composite electrolytic device Mar. 9, 2004
6699381 Water purification/sterilization method and device therefor Mar. 2, 2004
6616826 Electrolysis apparatus and methods using urania in electrodes, and methods of producing reduced substances from oxidized substances Sep. 9, 2003
6613200 Electro-chemical plating with reduced thickness and integration with chemical mechanical polisher into a single platform Sep. 2, 2003
6599416 Method and apparatus for selectively removing coatings from substrates Jul. 29, 2003
6572010 Integrated solder bump deposition apparatus and method Jun. 3, 2003

1 2 3 4


 
 
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