TRONOX ALKALI WYOMING CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C01D COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM 411
 
  
 
E21B EARTH OR ROCK DRILLING 294
 
  
 
B03B SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS 18
 
  
 
B65G TRANSPORT OR STORAGE DEVICES, e.g. CONVEYERS FOR LOADING OR TIPPING; SHOP CONVEYER SYSTEMS; PNEUMATIC TUBE CONVEYERS 166
 
  
 
C02F TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE 154
 
  
 
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
2018/0022,623 METHOD OF EXTENDING TAILINGS POND LIFEOct 02, 17Jan 25, 18[C02F]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6428759 Production of feed liquors for sodium carbonate crystallization processesMay 02, 00Aug 06, 02[C22B, C01D]
6251346 Solution mining of carbonate/bicarbonate deposits to produce soda ashAug 20, 97Jun 26, 01[C01D]
6092665 Beneficiation of saline mineralsJul 03, 97Jul 25, 00[B03B]
5955043 Production of sodium carbonate from solution mine brineAug 29, 96Sep 21, 99[C10D]
5766270 Solution mining of carbonate/bicarbonate deposits to produce soda ashMay 21, 96Jun 16, 98[F21C, C01D]
5699894 Cable driven conveyor systemOct 06, 95Dec 23, 97[B65G]
5690390 Process for solution mining underground evaporite ore formations such as tronaApr 19, 96Nov 25, 97[E21B]
5609838 Equilibrium production of sodium carbonate from sodium bicarbonateJun 09, 95Mar 11, 97[C01D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2013/0315,804 Fly Ash and Fly Ash Leachate TreatmentAbandonedMay 10, 13Nov 28, 13[C22B]
2011/0014,106 COMBUSTION FLUE GAS SOx TREATMENT VIA DRY SORBENT INJECTIONAbandonedJul 13, 10Jan 20, 11[B01D]

Top Inventors for This Owner

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