KENNECOTT UTAH COPPER LLC

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C22B PRODUCTION OR REFINING OF METALS 622
 
  
 
B01D SEPARATION 4130
 
  
 
B01F MIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING 240
 
  
 
C21B MANUFACTURE OF IRON OR STEEL 221
 
  
 
B07C POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING 126
 
  
 
B29B PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS 126
 
  
 
C01G COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F 138
 
  
 
C02F TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE 154
 
  
 
C03B MANUFACTURE OR SHAPING OF GLASS, OR OF MINERAL OR SLAG WOOL; SUPPLEMENTARY PROCESSES IN THE MANUFACTURE OR SHAPING OF GLASS, OR OF MINERAL OR SLAG WOOL 146
 
  
 
C21C PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL 117

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9839885 Process for the recovery of gold from anode slimesMay 21, 15Dec 12, 17[C22B, B01F, B01D]
9145309 Phase separation tankAug 15, 13Sep 29, 15[C02F, B01D]
9068245 Process for the recovery of gold from anode slimesAug 15, 13Jun 30, 15[C22B, B01F, B01D]
8753591 Process for the conversion of molybdenite to molydenum oxideFeb 28, 13Jun 17, 14[C22B]
7721897 Automated sample collection apparatusAug 16, 07May 25, 10[B07C, G01N]
7550068 Wireless electrolytic cell monitoring powered by ultra low bus voltageMar 17, 05Jun 23, 09[C25B]
7470356 Wireless monitoring of two or more electrolytic cells using one monitoring deviceJun 08, 06Dec 30, 08[C25C]
6231641 Enhanced phase interaction at the interface of molten slag and blister copper, and an apparatus for promoting sameFeb 01, 99May 15, 01[C22B]
6210463 Process and apparatus for the continuous refining of blister copperFeb 01, 99Apr 03, 01[C22B]
6174492 Forebay for am Metallurgical furnaceFeb 01, 99Jan 16, 01[C21B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7445696 Monitoring electrolytic cell currentsExpiredMar 17, 05Nov 04, 08[C25C]

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