Assignee
CONOCO INC
US·853 granted patents·30 pending applications·27,940 citations·filing 1975–2003
Top patents by PatentIndex Score
883 records- 0198US4986353APlacement process for oil field chemicalsCONOCO INC·Filed 1988·Granted Jan 22, 1991·362 cites·7 claims
- 0298US4817721AReducing the permeability of a rock formationCONOCO INC·Filed 1987·Granted Apr 4, 1989·208 cites·9 claims
- 0397US6409940B1Nickel-rhodium based catalysts and process for preparing synthesis gasCONOCO INC·Filed 2000·Granted Jun 25, 2002·92 cites·32 claims
- 0497US5285008ASpoolable composite tubular member with integrated conductorsCONOCO INC·Filed 1991·Granted Feb 8, 1994·245 cites·12 claims
- 0597US5285204ACoil tubing string and downhole generatorCONOCO INC·Filed 1992·Granted Feb 8, 1994·336 cites·19 claims
- 0697US4986355AProcess for the preparation of fluid loss additive and gel breakerCONOCO INC·Filed 1989·Granted Jan 22, 1991·429 cites·7 claims
- 0797US4239917ABarium oxide catalyzed ethoxylationCONOCO INC·Filed 1979·Granted Dec 16, 1980·84 cites·9 claims
- 0896US6402989B1Catalytic partial oxidation process and promoted nickel based catalysts supported on magnesium oxideCONOCO INC·Filed 2000·Granted Jun 11, 2002·101 cites·15 claims
- 0996US5176180AComposite tubular member with axial fibers adjacent the side wallsCONOCO INC·Filed 1990·Granted Jan 5, 1993·118 cites·12 claims
- 1096US4848467AFormation fracturing processCONOCO INC·Filed 1988·Granted Jul 18, 1989·295 cites·8 claims
- 1196US4784529AMooring apparatus and method of installation for deep water tension leg platformCONOCO INC·Filed 1987·Granted Nov 15, 1988·63 cites·13 claims
- 1296US4439210AMethod of catalytic gasification with increased ash fusion temperatureCONOCO INC·Filed 1981·Granted Mar 27, 1984·101 cites·9 claims
- 1396US4187255AProcess for methylating naphthaleneCONOCO INC·Filed 1978·Granted Feb 5, 1980·49 cites·11 claims
- 1495US6476085B2Fischer-Tropsch processes using catalysts on mesoporous supportsCONOCO INC·Filed 2001·Granted Nov 5, 2002·81 cites·6 claims
- 1595US6473696B1Method and process for prediction of subsurface fluid and rock pressures in the earthCONOCO INC·Filed 2001·Granted Oct 29, 2002·152 cites·51 claims
- 1695US6368997B2Fischer-Tropsch processes and catalysts using fluorided supportsCONOCO INC·Filed 1999·Granted Apr 9, 2002·48 cites·20 claims
- 1795US5228518ADownhole activated process and apparatus for centralizing pipe in a wellboreCONOCO INC·Filed 1991·Granted Jul 20, 1993·180 cites·36 claims
- 1895US5209136AComposite rod-stiffened pressurized cableCONOCO INC·Filed 1992·Granted May 11, 1993·92 cites·12 claims
- 1995US5097870AComposite tubular member with multiple cellsCONOCO INC·Filed 1990·Granted Mar 24, 1992·137 cites·11 claims
- 2095US4986354AComposition and placement process for oil field chemicalsCONOCO INC·Filed 1988·Granted Jan 22, 1991·429 cites·9 claims
- 2195US4957165AWell treatment processCONOCO INC·Filed 1989·Granted Sep 18, 1990·270 cites·7 claims
- 2295US4728224AAramid composite well riser for deep water offshore structuresCONOCO INC·Filed 1986·Granted Mar 1, 1988·105 cites·14 claims
- 2395US4444158AAlcohol dissociation process for automobilesCONOCO INC·Filed 1982·Granted Apr 24, 1984·104 cites·2 claims
- 2495US4418752AThermal oil recovery with solvent recirculationCONOCO INC·Filed 1982·Granted Dec 6, 1983·248 cites·10 claims
- 2594US6502037B1Method for gravity and magnetic data inversion using vector and tensor data with seismic imaging and geopressure prediction for oil, gas and mineral exploration and productionCONOCO INC·Filed 2000·Granted Dec 31, 2002·127 cites·10 claims
- 2694US6353035B2Fischer-tropsch processes using xerogel and aerogel catalysts by destabilizing aqueous colloidsCONOCO INC·Filed 2001·Granted Mar 5, 2002·60 cites·22 claims
- 2794US6235677B1Fischer-Tropsch processes using xerogel and aerogel catalysts by destabilizing aqueous colloidsCONOCO INC·Filed 1999·Granted May 22, 2001·125 cites·31 claims
- 2894US5234058AComposite rod-stiffened spoolable cable with conductorsCONOCO INC·Filed 1991·Granted Aug 10, 1993·72 cites·9 claims
- 2994US4813495AMethod and apparatus for deepwater drillingCONOCO INC·Filed 1987·Granted Mar 21, 1989·432 cites·16 claims
- 3094US4340245AInsulated prestressed conduit string for heated fluidsCONOCO INC·Filed 1980·Granted Jul 20, 1982·91 cites·10 claims
- 3194US4236406AMethod and apparatus for sonic velocity type water cut measurementCONOCO INC·Filed 1978·Granted Dec 2, 1980·83 cites·14 claims
- 3294US4223164AEthoxylation with strontium basesCONOCO INC·Filed 1979·Granted Sep 16, 1980·42 cites·11 claims
- 3394US4210764ABarium oxide/cresylic acid catalyzed ethoxylationCONOCO INC·Filed 1979·Granted Jul 1, 1980·40 cites·10 claims
- 3494US4198318AProduction of high strength alumina spheres by hydrogelling corresponding slurriesCONOCO INC·Filed 1978·Granted Apr 15, 1980·93 cites·9 claims
- 3593US6227293B1Process and apparatus for coupled electromagnetic and acoustic stimulation of crude oil reservoirs using pulsed power electrohydraulic and electromagnetic dischargeCONOCO INC·Filed 2000·Granted May 8, 2001·145 cites·39 claims
- 3693US5504132ASolvent free oil soluble drag reducing polymer suspensionCONOCO INC·Filed 1995·Granted Apr 2, 1996·105 cites·5 claims
- 3793US5330293AFloating production and storage facilityCONOCO INC·Filed 1993·Granted Jul 19, 1994·55 cites·10 claims
- 3893US5172765AMethod using spoolable composite tubular member with energy conductorsCONOCO INC·Filed 1991·Granted Dec 22, 1992·158 cites·6 claims
- 3993US4613821AMethod and apparatus for obtaining high accuracy simultaneous calibration of signal measuring systemsCONOCO INC·Filed 1983·Granted Sep 23, 1986·75 cites·13 claims
- 4093US4582629AUse of microwave radiation in separating emulsions and dispersions of hydrocarbons and waterCONOCO INC·Filed 1983·Granted Apr 15, 1986·79 cites·12 claims
- 4193US4467461AInteractive color analysis of geophysical dataCONOCO INC·Filed 1981·Granted Aug 21, 1984·100 cites·31 claims
- 4293US4320993ATension leg platform mooring tether connectorCONOCO INC·Filed 1980·Granted Mar 23, 1982·47 cites·9 claims
- 4393US4247312ADrilling fluid circulation systemCONOCO INC·Filed 1979·Granted Jan 27, 1981·98 cites·6 claims
- 4492US6751558B2Method and process for prediction of subsurface fluid and rock pressures in the earthCONOCO INC·Filed 2002·Granted Jun 15, 2004·81 cites·1 claims
- 4592US6488907B1Catalytic partial oxidation processes and catalysts with diffusion barrier coatingCONOCO INC·Filed 2000·Granted Dec 3, 2002·66 cites·32 claims
- 4692US6486220B1Regeneration procedure for Fischer-Tropsch catalystCONOCO INC·Filed 2000·Granted Nov 26, 2002·48 cites·25 claims
- 4792US5449732ASolvent free oil soluble drag reducing polymer suspensionCONOCO INC·Filed 1994·Granted Sep 12, 1995·73 cites·6 claims
- 4892US5402847ACoal bed methane recoveryCONOCO INC·Filed 1994·Granted Apr 4, 1995·283 cites·14 claims
- 4992US5259947ASolvated mesophase pitchesCONOCO INC·Filed 1991·Granted Nov 9, 1993·70 cites·20 claims
- 5092US4981175ARecirculating gas separator for electric submersible pumpsCONOCO INC·Filed 1990·Granted Jan 1, 1991·102 cites·24 claims
Showing the top 50 of 883 patent records by PatentIndex Score.
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