Assignee
TOSCO CORP
US·25 granted patents·577 citations·filing 1978–2000
Top patents by PatentIndex Score
25 records- 0191US4459157AAsphalt compositionTOSCO CORP·Filed 1982·Granted Jul 10, 1984·69 cites·9 claims
- 0291US4243639AMethod for recovering vanadium from petroleum cokeTOSCO CORP·Filed 1979·Granted Jan 6, 1981·146 cites·11 claims
- 0382US5792339ADiesel fuelTOSCO CORP·Filed 1996·Granted Aug 11, 1998·41 cites·36 claims
- 0482US4210491AMethod and apparatus for retorting a substance containing organic matterTOSCO CORP·Filed 1978·Granted Jul 1, 1980·47 cites·21 claims
- 0580US4193756ASeal assembly and method for providing a seal in a rotary kilnTOSCO CORP·Filed 1978·Granted Mar 18, 1980·56 cites·16 claims
- 0678US4260456ASingle retort manufacturing technique for producing valuable char and gases from cokeTOSCO CORP·Filed 1979·Granted Apr 7, 1981·26 cites·9 claims
- 0772US4361333ARetort seal mechanism with integral bearingsTOSCO CORP·Filed 1981·Granted Nov 30, 1982·14 cites·15 claims
- 0870US6214238B1Method for removing selenocyanate ions from waste waterTOSCO CORP·Filed 1998·Granted Apr 10, 2001·31 cites·11 claims
- 0964US4509589ACirculating bed heat exchanger for cooling shale ashTOSCO CORP·Filed 1982·Granted Apr 9, 1985·19 cites·15 claims
- 1061US4312740AProcess for maximizing oil yield in the retorting of oil shaleTOSCO CORP·Filed 1979·Granted Jan 26, 1982·20 cites·21 claims
- 1160US4445976AMethod of entrained flow dryingTOSCO CORP·Filed 1981·Granted May 1, 1984·18 cites·17 claims
- 1260US4264568AMethod for easily removing zinc from carbon black contaminated with zincTOSCO CORP·Filed 1979·Granted Apr 28, 1981·11 cites·12 claims
- 1358US4401553ASystem and method for lowered hydrogen sulfide emissions from oil shaleTOSCO CORP·Filed 1982·Granted Aug 30, 1983·17 cites·17 claims
- 1453US4413573AProcess for combusting carbonaceous solids containing nitrogenTOSCO CORP·Filed 1982·Granted Nov 8, 1983·14 cites·23 claims
- 1548US4421603AProcess for recovering carbonaceous liquids from solid carbonaceous particlesTOSCO CORP·Filed 1982·Granted Dec 20, 1983·9 cites·14 claims
- 1639US4353558AHydrostatic retort sealTOSCO CORP·Filed 1980·Granted Oct 12, 1982·4 cites·8 claims
- 1738US4384947APreheating of oil shale prior to pyrolysisTOSCO CORP·Filed 1981·Granted May 24, 1983·10 cites·25 claims
- 1837US4226699AMethod and apparatus for conservation of heat from sludge produced by a retortTOSCO CORP·Filed 1978·Granted Oct 7, 1980·5 cites·7 claims
- 1936US4231998AMethod for separating carbon black from fiberglassTOSCO CORP·Filed 1978·Granted Nov 4, 1980·7 cites·4 claims
- 2033US6558646B1Method for increasing the lifetime of stretford solutionTOSCO CORP·Filed 2000·Granted May 6, 2003·2 cites·19 claims
- 2133US4407653AApparatus for heating solid heat-carrying bodiesTOSCO CORP·Filed 1981·Granted Oct 4, 1983·5 cites·8 claims
- 2225US4427493AApparatus for practicing heat flux control techniqueTOSCO CORP·Filed 1982·Granted Jan 24, 1984·1 cites·3 claims
- 2325US4374017AHeat flux control techniqueTOSCO CORP·Filed 1980·Granted Feb 15, 1983·1 cites·9 claims
- 2423US4325925AMethod for the removal of nitric oxide from gas streamsTOSCO CORP·Filed 1980·Granted Apr 20, 1982·1 cites·8 claims
- 2522US4193760AApparatus and method for heating a plurality of solidsTOSCO CORP·Filed 1978·Granted Mar 18, 1980·3 cites·9 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →