ProChemTech International, 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 847
 
  
 
C01B NON-METALLIC ELEMENTS; COMPOUNDS THEREOF376
 
  
 
C01D COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM 213
 
  
 
C01F COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS 219
 
  
 
C09K MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR293
 
  
 
E21B EARTH OR ROCK DRILLING 294
 
  
 
B01D SEPARATION 1133
 
  
 
B03D FLOTATION; DIFFERENTIAL SEDIMENTATION 114
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM1156
 
  
 
C25B ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON- METALS; APPARATUS THEREFOR 134

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9580343 Treatment of gas well production wastewatersNov 03, 14Feb 28, 17[C01B, C01F, C02F, B01D, C01D]
9227864 Method and composition for operation of evaporative cooling towers at increased cycles of concentrationMar 28, 13Jan 05, 16[C02F]
9221697 Treatment of gas well hydrofracture wastewatersJun 03, 14Dec 29, 15[C01B, C02F, E21B]
8877690 Treatment of gas well production wastewatersAug 31, 11Nov 04, 14[C09K, C01B, C01F, C02F, C01D]
8834726 Treatment of gas well hydrofracture wastewatersNov 17, 09Sep 16, 14[E21B, C02F]
8585999 Method of making flow-through-resin-impregnated monolithic graphite electrode and containerless electrolytic cell comprising sameMar 30, 11Nov 19, 13[B32B]
8496847 Method and composition for operation of evaporative cooling towers at increased cycles of concentrationApr 29, 11Jul 30, 13[B03D, C02F]
8128841 Composition for operation of evaporative cooling towers with minimal or no blowdownSep 11, 09Mar 06, 12[C09K, C02F]
7932091 Colorant tracer for cooling water treatment formulationsJan 31, 07Apr 26, 11[G01N]
7927470 Flow-through-resin-impregnated monolithic graphite electrode and containerless electrolytic cell comprising sameMay 29, 07Apr 19, 11[C25B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2005/0263,404 Method for electrolytic production of hypobromite for use as a biocideAbandonedJul 29, 05Dec 01, 05[C25B]
2003/0221,971 Method for electrolytic production of hypobromite for use as a biocideAbandonedMay 30, 03Dec 04, 03[C25D, C25C]

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