CHLORINE ENGINEERS CORP., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C25B ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON- METALS; APPARATUS THEREFOR 1520
 
  
 
C02F TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE 550
 
  
 
H01M PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY 2152
 
  
 
B01D SEPARATION 1133
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM1156
 
  
 
C25C PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR 118

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9476130 Electrolytic cellDec 27, 11Oct 25, 16[C25B]
7776204 Ion exchange membrane electrolytic processJun 21, 05Aug 17, 10[C25C, C25B]
7754058 Ion exchange membrane electrolyzerJun 04, 07Jul 13, 10[C25B]
7569083 Gas diffusion electrode assembly, bonding method for gas diffusion electrodes, and electrolyzer comprising gas diffusion electrodesJul 01, 08Aug 04, 09[H01M]
7404878 Gas diffusion electrode assembly, bonding method for gas diffusion electrodes, and electrolyzer comprising gas diffusion electrodesMar 30, 04Jul 29, 08[C25B]
7303661 Electrode for electrolysis and ion exchange membrane electrolytic cellMar 30, 04Dec 04, 07[C25B]
6383349 Electrolytic cell using gas diffusion electrode and power distribution method for the electrolytic cellNov 29, 00May 07, 02[C25B]
6368473 Soda electrolytic cell provided with gas diffusion electrodeApr 25, 00Apr 09, 02[C25B]
6143163 Method of water electrolysisJul 14, 98Nov 07, 00[C02F]
5980703 Electrolytic cell for producing acidic water and alkaline waterApr 02, 98Nov 09, 99[C02F]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2012/0125,782 GAS DIFFUSION ELECTRODE EQUIPPED ION EXCHANGE MEMBRANE ELECTROLYZERAbandonedMay 24, 10May 24, 12[C25B]
2010/0084,259 OPERATION METHOD OF OZONIZER AND OZONIZER APPARATUS USED THEREFORAbandonedOct 05, 09Apr 08, 10[C01B, C25B]
2008/0264,780 Water electrolysis systemAbandonedApr 25, 08Oct 30, 08[C25B]
2008/0179,185 Ozone producing systemAbandonedAug 02, 07Jul 31, 08[C25B]
2008/0060,936 Ozone producing systemAbandonedSep 05, 07Mar 13, 08[C25B]
7074316 Functional water, method and apparatus of producing the same, and method and apparatus of rinsing electronic parts therewithExpiredApr 01, 03Jul 11, 06[C02F]
2004/0245,104 Method for discharging current from gas diffusion electrodeAbandonedMar 30, 04Dec 09, 04[B41M, H01M]
6372102 Method for reducing charge in gas diffusing electrode and its charge reducing structureExpiredOct 16, 00Apr 16, 02[C25B]
6312572 ElectrolyzerExpiredMar 14, 00Nov 06, 01[C25B]
6238544 Method of purification of salt solutions for electrolysisExpiredAug 16, 99May 29, 01[C25B]
6235186 Apparatus for producing electrolytic waterExpiredMay 21, 99May 22, 01[C25B]
6200435 Ion exchange membrane electrolyzerExpiredMay 07, 99Mar 13, 01[C25B]
6132591 Method for removal of sulfate groups and chlorate groups from brineExpiredNov 24, 98Oct 17, 00[C25C, C25B]
5523518 Recycling of waste sulfuric acidExpiredDec 15, 93Jun 04, 96[C25B, A62D, C02F]
5494560 Low-hydrogen overvoltage cathode having activated carbon particles supporting platinum, rhodium, indium, or platinum in a nickel layer formed on a substrateExpiredSep 21, 94Feb 27, 96[C25B]
5378317 Method for removing organic filmExpiredAug 23, 93Jan 03, 95[H01L]
4775452 Process for dissolution and recovery of noble metalsExpiredDec 23, 86Oct 04, 88[C25F]
4663013 Cation exchange membraneExpiredMay 01, 85May 05, 87[C25B]
4654135 Electrolytic cell for sea waterExpiredDec 16, 85Mar 31, 87[C25B]
4626331 Electrolytic cell employing fluidized bedExpiredNov 21, 85Dec 02, 86[C25D, C25C, C25B]

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