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Class Information
Number: 204/237
Name: Chemistry: electrical and wave energy > Apparatus > Electrolytic > Cells with electrolyte treatment means > Recirculation
Description: Apparatus in which the additional electrolyte treatment means includes means to recirculate the electrolyte.










Sub-classes under this class:

Class Number Class Name Patents
204/238 With filter 117
204/239 With heater or cooler 76


Patents under this class:
1 2 3 4 5 6 7 8 9

Patent Number Title Of Patent Date Issued
8685223 Method for operating water electrolysis system Apr. 1, 2014
8641874 Compact closed-loop electrolyzing process and apparatus Feb. 4, 2014
8603305 Electrolyte loop with pressure regulation for separated anode chamber of electroplating system Dec. 10, 2013
8562796 Control system and method of use for controlling concentrations of electrolyzed water in CIP applications Oct. 22, 2013
8540854 Apparatus and method for plating substrate Sep. 24, 2013
8524065 Systems and methods for electrocoating a part Sep. 3, 2013
8454818 Method for operating copper electrolysis cells Jun. 4, 2013
8419926 Electrolyzed water producing method and apparatus Apr. 16, 2013
8377284 Method of recycling process gas in electrochemical processes Feb. 19, 2013
8366884 Plating apparatus with direct electrolyte distribution system Feb. 5, 2013
8354010 Electrolytic cell with cavitating jet Jan. 15, 2013
8333881 Electrochemical reactor Dec. 18, 2012
8329006 Electroplating cell with hydrodynamics facilitating more uniform deposition across a workpiece during plating Dec. 11, 2012
8178416 Method for making an electrically conducting mechanical interconnection member May. 15, 2012
8163142 Hydrogen system for internal combustion engine Apr. 24, 2012
8128791 Control of electrolyte composition in a copper electroplating apparatus Mar. 6, 2012
8114257 Electrolytic cell and method of reducing gamma ray emissions Feb. 14, 2012
8097145 Method and apparatus for decontamination of fluid Jan. 17, 2012
8097132 Process and device to obtain metal in powder, sheet or cathode from any metal containing material Jan. 17, 2012
8048276 Electrolysis apparatus Nov. 1, 2011
8025785 Aluminium electrowinning cells with inclined cathodes Sep. 27, 2011
8016983 System and method for producing copper powder by electrowinning in a flow-through electrowinning cell Sep. 13, 2011
7959772 Aluminium electrowinning cells with sloping foraminate oxygen-evolving anodes Jun. 14, 2011
7959790 Method and electrode construction for electro-coagulation treatment of water and waste water Jun. 14, 2011
7947158 Apparatus and method for removing bubbles from a process liquid May. 24, 2011
7931786 Apparatus and method for agitating liquids in wet chemical processing of microfeature workpieces Apr. 26, 2011
7897024 Conducting belt for use with anode holder and anode holder Mar. 1, 2011
7842170 Device for selective plating of electrical contacts for connectors Nov. 30, 2010
7833389 Replication tools and related fabrication methods and apparatus Nov. 16, 2010
7811440 Plating apparatus and plating method Oct. 12, 2010
7799184 Process for the electrochemical decomposition of powders and electrolysis cells suitable therefor Sep. 21, 2010
7794573 Systems and methods for electrochemically processing microfeature workpieces Sep. 14, 2010
7736475 System and method for producing copper powder by electrowinning using the ferrous/ferric anode reaction Jun. 15, 2010
7691250 Membrane-mediated electropolishing with topographically patterned membranes Apr. 6, 2010
7628898 Method and system for idle state operation Dec. 8, 2009
7622025 Method and apparatus for decontamination of fluid Nov. 24, 2009
7615195 Photocatalyst water treating apparatus Nov. 10, 2009
7601247 Falling bed cathode cell for metal electrowinning Oct. 13, 2009
7566385 Apparatus adapted for membrane-mediated electropolishing Jul. 28, 2009
7559978 Gas-liquid separator and method of operation Jul. 14, 2009
7537683 Hydrogen based energy storage apparatus and method May. 26, 2009
7476305 Recovery system for platinum plating bath Jan. 13, 2009
7476307 Systems and methods for generating chlorine dioxide Jan. 13, 2009
7431810 Apparatus for controlling flow in an electrodeposition process Oct. 7, 2008
7416647 Plating processing device Aug. 26, 2008
7396440 Load leveling and electrolysis system Jul. 8, 2008
7381313 Integrated hydrogen production and processing system and method of operation Jun. 3, 2008
7368043 Configurations and methods of electrochemical lead recovery from contaminated soil May. 6, 2008
7368049 Method and apparatus for electrowinning copper using the ferrous/ferric anode reaction and a flow-through anode May. 6, 2008
7361256 Electrolytic reactor Apr. 22, 2008

1 2 3 4 5 6 7 8 9










 
 
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