ENPAR Technologies Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C02F TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE 451
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 1108
 
  
 
C22B PRODUCTION OR REFINING OF METALS 127
 
  
 
C25B ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON- METALS; APPARATUS THEREFOR 134
 
  
 
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
9079789 Flowpaths in CDI cellMay 11, 12Jul 14, 15[C02F]
8968546 Capacitive deionization cell with radial flowDec 18, 09Mar 03, 15[C02F]
8252086 Extraction of metals from sulphide mineralsSep 13, 07Aug 28, 12[C22B]
7160430 Electrochemical treatment of ammonia in waste-waterSep 16, 03Jan 09, 07[B01J]
6176997 Apparatus and method for copper extraction by in-situ electrolysis in heap-leaching of oresDec 16, 98Jan 23, 01[C25C, C25B]
6083377 Electrochemical treatment of water contaminated with nitrogenous compoundsAug 17, 98Jul 04, 00[C02F]
5630934 In-situ treatment system for inhibiting the formation of, and for alleviating, acidity in waterAug 23, 95May 20, 97[C02F]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2012/0298,153 WASHING APPLIANCE WITH DEDICATED WATER-SOFTENERAbandonedFeb 07, 11Nov 29, 12[B08B]
2012/0247,959 THROUGH-FLOW CAPACITIVE DEIONIZATION CELLAbandonedDec 16, 10Oct 04, 12[B03C, C02F]
2012/0247,973 WASTEWATER AMMONIUM EXTRACTION AND ELECTROLYTIC CONVERSION TO NITROGEN GASAbandonedApr 12, 12Oct 04, 12[C02F]
2011/0240,472 CAPACITIVE DEIONIZATION CELL WITH THROUGH-FLOWAbandonedDec 15, 09Oct 06, 11[C02F]
2008/0277,289 WASTEWATER AMMONIUM EXTRACTION AND ELECTROLYTIC CONVERSION TO NITROGEN GASAbandonedMay 12, 08Nov 13, 08[C25B, C02F]
6866754 Electrochemical cover for inhibiting diffusion/infiltration of oxygen into reactive sulphide materialsExpiredMay 17, 02Mar 15, 05[C23F, C02F, C25F]
6309533 Removal of oxygen from waterExpiredSep 22, 99Oct 30, 01[C02F]

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