CANADIAN OCCIDENTAL PETROLEUM LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C10G CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION 260
 
  
 
B41F PRINTING MACHINES OR PRESSES 143
 
  
 
F04B POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS 161

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6358403 Process for recovery of hydrocarbon from tailingsMay 21, 99Mar 19, 02[C10G]
6358404 Method for recovery of hydrocarbon diluent from tailingMay 21, 99Mar 19, 02[C10G]
6155792 Wireline retrievable oilwell pumping systemFeb 12, 98Dec 05, 00[F04B]
5794532 Gambling chip and method of marking sameOct 02, 97Aug 18, 98[B41F]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6214213 Solvent process for bitumen seperation from oil sands frothExpiredSep 30, 97Apr 10, 01[C10G]
6119870 Cycloseparator for removal of coarse solids from conditioned oil sand slurriesExpiredSep 09, 98Sep 19, 00[B03B, B04C, B01D]
6076753 Agitated slurry pump box for oil sand hydrotransportExpiredJul 06, 99Jun 20, 00[B02C]
6027056 Slurrying oil sand for hydrotransport in a pipelineExpiredJan 20, 98Feb 22, 00[B02C]
6007708 Cold dense slurrying process for extracting bitumen from oil sandExpiredOct 03, 97Dec 28, 99[C10G]
5988198 Process for pumping bitumen froth through a pipelineExpiredNov 12, 98Nov 23, 99[F17D]
5954277 Agitated slurry pump box for oil sand hydrotransportExpiredJan 27, 98Sep 21, 99[B02C]
5876592 Solvent process for bitumen separation from oil sands frothExpiredMay 18, 95Mar 02, 99[C10G]
5772127 Slurrying oil sand for hydrotransport in a pipelineExpiredJan 22, 97Jun 30, 98[B02C]
5494150 Conveyor belt system with shock-absorbing belt side travel control meansExpiredJun 21, 94Feb 27, 96[B65G]
5492628 Process for reducing sludge accumulation in the hot water extraction process for oil sandsExpiredOct 06, 94Feb 20, 96[C02F]
5460270 Oil sand extraction process with in-line middlings aeration and recycleExpiredSep 01, 93Oct 24, 95[C10G]
5449039 Apparatus and method for horizontal well fracture stimulationExpiredFeb 07, 94Sep 12, 95[E21B]
5376276 In situ primary froth quality measurements using microwave monitorExpiredApr 01, 93Dec 27, 94[C10G, B01D]
5340467 Process for recovery of hydrocarbons and rejection of sandExpiredOct 24, 91Aug 23, 94[C10G]
5316664 Process for recovery of hydrocarbons and rejection of sandExpiredOct 23, 92May 31, 94[C10G]
5290433 Froth washerExpiredAug 22, 91Mar 01, 94[C10G]
5283001 Process for preparing a water continuous emulsion from heavy crude fractionExpiredApr 18, 91Feb 01, 94[C10L, F17D, B01J]
5264118 Pipeline conditioning process for mined oil-sandExpiredDec 26, 91Nov 23, 93[C10G]
5263848 Preparation of oil-in-aqueous phase emulsion and removing contaminants by burningExpiredFeb 16, 89Nov 23, 93[F23J, C10L, F17D, B01J]

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