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Class Information
Number: 204/277
Name: Chemistry: electrical and wave energy > Apparatus > Electrolytic > Cells > With feeding and/or withdrawal means > Gas feeding
Description: Electrolytic cells provided with means to feed a gas to the cell chamber.

Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8647480 Apparatus for providing a substance for the analysis of isotope ratios Feb. 11, 2014
8641886 Method, system and device for treatment of water Feb. 4, 2014
8641887 Gas decomposition apparatus and method for decomposing gas Feb. 4, 2014
8608935 Apparatus and method for synthesis of alane Dec. 17, 2013
8551317 Method and apparatus for forming oxide coating Oct. 8, 2013
8221598 System for plating Jul. 17, 2012
8157984 Process for sewage water purification Apr. 17, 2012
8152990 Water purification using conveyor sweep Apr. 10, 2012
8128792 Fluorine gas generator Mar. 6, 2012
8070852 Oxygen partial-pressure control unit and method of gas supply Dec. 6, 2011
8038852 Fluorine gas generator Oct. 18, 2011
7972484 Gas diffusion electrode for electrolyte-percolating cells Jul. 5, 2011
7867368 Plating apparatus Jan. 11, 2011
7686937 Separator plates, ion pumps, and hydrogen fuel infrastructure systems and methods for generating hydrogen Mar. 30, 2010
7658823 Interdigitated electrochemical gas generator Feb. 9, 2010
7585583 Metal stack for fuel cells or electrolysers Sep. 8, 2009
7396442 Electrochemical oxygen generator module assembly Jul. 8, 2008
RE40035 Modular ceramic oxygen generator Jan. 29, 2008
7288172 Apparatus for providing electrical and fluid communication to a rotating microelectronic workpiece during electrochemical processing Oct. 30, 2007
7175751 Method and apparatus for electrorefining impure hydrogen Feb. 13, 2007
7147827 Chemical mixing, replenishment, and waste management system Dec. 12, 2006
7144483 Method and an electrowinning cell for production of metal Dec. 5, 2006
7118658 Electroplating reactor Oct. 10, 2006
6994929 Electrochemical hydrogen compressor for electrochemical cell system and method for controlling Feb. 7, 2006
6936142 Spouted bed apparatus for contacting objects with a fluid Aug. 30, 2005
6869626 Production method of ultrafine gold particle-dissolved water and device therefor Mar. 22, 2005
6811591 Autonomous system and method for efficiently collecting fugitive airborne emissions from open vessels Nov. 2, 2004
6770186 Rechargeable hydrogen-fueled motor vehicle Aug. 3, 2004
6673228 Arrangement for cleaning the bottom of an electrolytic tank Jan. 6, 2004
6673216 Apparatus for providing electrical and fluid communication to a rotating microelectronic workpiece during electrochemical processing Jan. 6, 2004
6613202 Tank batch electrochemical water treatment process Sep. 2, 2003
6585882 Method and apparatus for treatment of gas by hydrothermal electrolysis Jul. 1, 2003
6468412 Apparatus and method for venting hydrogen from an electrolytic cell Oct. 22, 2002
6423194 Gas diffusion electrode and brine electrolytic bath Jul. 23, 2002
6406608 Apparatus to monitor and add plating solution to plating baths and controlling quality of deposited metal Jun. 18, 2002
6358398 Waste water treatment method and apparatus Mar. 19, 2002
6352624 Electrochemical oxygen generating system Mar. 5, 2002
6334937 Apparatus for high deposition rate solder electroplating on a microelectronic workpiece Jan. 1, 2002
6315887 Device and method for the purification of polluted water Nov. 13, 2001
6258221 Flame adjusting device for oxygen and hydrogen generator Jul. 10, 2001
6228233 Inflatable compliant bladder assembly May. 8, 2001
6224744 Electrolytic purification of contaminated waters by using oxygen diffusion cathodes May. 1, 2001
6214182 Device for the electrochemical treatment of water or waste water by electroflocculation Apr. 10, 2001
6193858 Spouted bed apparatus for contacting objects with a fluid Feb. 27, 2001
6165332 Electrochemical half-cell with pressure compensation Dec. 26, 2000
6159349 Electrolytic cell for hydrogen peroxide production Dec. 12, 2000
6051125 Natural gas-assisted steam electrolyzer Apr. 18, 2000
6045684 Process and apparatus for the production of an aqueous solution of hydrogen peroxide Apr. 4, 2000
6039853 Electrochemical half-cell Mar. 21, 2000
6036840 Method and a reactor for electrochemical conversion of a material e.g. soot particles being insoluble in a fluid Mar. 14, 2000

1 2 3 4 5

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