Assignee
SHELL WESTERN E & P INC
US·20 granted patents·620 citations·filing 1984–1992
Top patents by PatentIndex Score
20 records- 0180US4702758ATurbine cooling waxy oilSHELL WESTERN E & P INC·Filed 1986·Granted Oct 27, 1987·72 cites·25 claims
- 0279US4913630AMethod and apparatus for high-efficiency gas separation upstream of a submersible pumpSHELL WESTERN E & P INC·Filed 1988·Granted Apr 3, 1990·76 cites·4 claims
- 0377US4788927ARetractable towing shackleSHELL WESTERN E & P INC·Filed 1988·Granted Dec 6, 1988·24 cites·7 claims
- 0475US5040470ASteam generating system with NOx reductionSHELL WESTERN E & P INC·Filed 1990·Granted Aug 20, 1991·49 cites·4 claims
- 0573US4836284AEquilibrium fracture acidizingSHELL WESTERN E & P INC·Filed 1988·Granted Jun 6, 1989·33 cites·40 claims
- 0670US4714379APipelay in slurry trenchSHELL WESTERN E & P INC·Filed 1986·Granted Dec 22, 1987·24 cites·5 claims
- 0768US5002484AMethod and system for flue gas recirculationSHELL WESTERN E & P INC·Filed 1988·Granted Mar 26, 1991·29 cites·18 claims
- 0868US4832127AMethod and apparatus for producing viscous crudesSHELL WESTERN E & P INC·Filed 1987·Granted May 23, 1989·44 cites·13 claims
- 0966US4697426AChoke cooling waxy oilSHELL WESTERN E & P INC·Filed 1986·Granted Oct 6, 1987·30 cites·28 claims
- 1063US4793423AProcess for treating drilled cuttingsSHELL WESTERN E & P INC·Filed 1987·Granted Dec 27, 1988·47 cites·21 claims
- 1161US4625803AMethod and apparatus for injecting well treating liquid into the bottom of a reservoir intervalSHELL WESTERN E & P INC·Filed 1985·Granted Dec 2, 1986·33 cites·10 claims
- 1258US4901413AMethod and apparatus for establishing multi-stage gas separation upstream of a submersible pumpSHELL WESTERN E & P INC·Filed 1988·Granted Feb 20, 1990·33 cites·8 claims
- 1356US4664190AProcess for recovering natural gas liquidsSHELL WESTERN E & P INC·Filed 1985·Granted May 12, 1987·24 cites·10 claims
- 1456US4645376AFireproof boomSHELL WESTERN E & P INC·Filed 1985·Granted Feb 24, 1987·17 cites·3 claims
- 1554US5176838ASand panSHELL WESTERN E & P INC·Filed 1992·Granted Jan 5, 1993·24 cites·13 claims
- 1652US4615388AMethod of producing supercritical carbon dioxide from wellsSHELL WESTERN E & P INC·Filed 1984·Granted Oct 7, 1986·21 cites·5 claims
- 1744US4602920AProcess for inhibiting hydrates with inorganic electrolytes while producing moist CO2 from subterranean reservoirsSHELL WESTERN E & P INC·Filed 1985·Granted Jul 29, 1986·16 cites·7 claims
- 1840US4599013AFireproof boomSHELL WESTERN E & P INC·Filed 1984·Granted Jul 8, 1986·7 cites·6 claims
- 1929US5104301ASucker rod pumpSHELL WESTERN E & P INC·Filed 1991·Granted Apr 14, 1992·7 cites·8 claims
- 2027US5108272ASucker rod pumpSHELL WESTERN E & P INC·Filed 1991·Granted Apr 28, 1992·10 cites·12 claims
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