CHEMETICS INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01D SEPARATION 5129
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 5104
 
  
 
C25B ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON- METALS; APPARATUS THEREFOR 530
 
  
 
C01B NON-METALLIC ELEMENTS; COMPOUNDS THEREOF475
 
  
 
C02F TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE 253
 
  
 
B23K SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM 192
 
  
 
B24C ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL117
 
  
 
C01D COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM 114
 
  
 
C01F COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS 120
 
  
 
C22B PRODUCTION OR REFINING OF METALS 127

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0157,692 METHOD FOR WELDING FERRITIC STAINLESS STEEL TO CARBON STEELJul 08, 15Jun 08, 17[B23K]
2016/0220,960 HOLLOW FIBRE MEMBRANE MODULE WITH IMPROVED FLUID FLOW DISTRIBUTIONSep 13, 14Aug 04, 16[B01D]
2015/0165,381 NANOFILTRATION PROCESS FOR IMPURITY REMOVALJul 08, 13Jun 18, 15[C25B, B01D]
2015/0090,586 SURFACE MODIFIED STAINLESS STEEL CATHODE FOR ELECTROLYSERApr 15, 13Apr 02, 15[B24C, C25B]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9869028 Side stream removal of impurities in electrolysis systemsAug 20, 13Jan 16, 18[C25B, C01F, C01D]
9795899 Membrane separation at high temperature differentialMay 26, 15Oct 24, 17[C01B, B01D]
9259665 Liquid distribution trough for use in towers in sulphuric acid and carbon capture plantsDec 09, 10Feb 16, 16[B01D]
8882985 Perchlorate removal from concentrated salt solutions using amphoteric ion-exchange resinsDec 17, 08Nov 11, 14[B01J, C02F]
8518366 Device and method for the combustion of sulfur and sulfur-containing compoundsOct 28, 10Aug 27, 13[C01B, B01J, F23C]
7871593 -containing gases by means of oxygenOct 13, 07Jan 18, 11[C01B, B01J]
7361276 Apparatus and method for osmotic membrane distillationJun 01, 05Apr 22, 08[B01D]
6746592 Process for removing aluminum species from alkali metal halide brine solutionsJul 27, 99Jun 08, 04[C25B, C02F]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2016/0068,415 IMPROVED METHOD FOR REMOVING FLUORIDE FROM AQUEOUS STREAMSAbandonedDec 10, 13Mar 10, 16[C02F]
2015/0315,022 CONTACT APPARATUS FOR OXIDIZING SULFUR DIOXIDE AND SYSTEMS FOR PRODUCING SULFURIC ACIDAbandonedDec 10, 13Nov 05, 15[C01B, B01J]
2014/0299,546 NANOFILTRATION PROCESS FOR ENHANCED BRINE RECOVERY AND SULFATE REMOVALAbandonedApr 04, 13Oct 09, 14[B01D]
2011/0272,124 Shell And Tube Heat ExchangersAbandonedMay 07, 10Nov 10, 11[F28D]

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