Inventor · disambiguated record
John H. Sinfelt
Also filed as: SINFELT JOHN H · SINFELT JOHN HENRY
12 granted patents·236 citations·filing 1969–2003
92Inventor score
Top patents by PatentIndex Score
12 records- 0195US3953368APolymetallic cluster compositions useful as hydrocarbon conversion catalystsEXXON RESEARCH ENGINEERING CO·Filed 1974·Granted Apr 27, 1976·74 cites·19 claims
- 0287US6984765B2Separation of methanol, ethanol and/or dimethyl ether from hydrocarbon mixturesEXXONMOBIL CHEM PATENTS INC·Filed 2003·Granted Jan 10, 2006·18 cites·13 claims
- 0383US4263173ASupported nickel-cobalt-silica coprecipitated hydrogenation catalystEXXON RESEARCH ENGINEERING CO·Filed 1979·Granted Apr 21, 1981·15 cites·24 claims
- 0480US4088603ACatalyst activation processEXXON RESEARCH ENGINEERING CO·Filed 1977·Granted May 9, 1978·27 cites·24 claims
- 0577US4018670AHydrocarbon conversion processEXXON RESEARCH ENGINEERING CO·Filed 1974·Granted Apr 19, 1977·24 cites·17 claims
- 0674US3939062ACatalyst regeneration procedureEXXON RESEARCH ENGINEERING CO·Filed 1973·Granted Feb 17, 1976·22 cites·20 claims
- 0773US6733572B2Separation of propylene and dimethylether from hydrocarbon mixturesEXXONMOBIL CHEM PATENTS INC·Filed 2002·Granted May 11, 2004·7 cites·16 claims
- 0872US4263225AHydrogenation process using supported nickel-cobalt-silica coprecipitated catalystEXXON RESEARCH ENGINEERING CO·Filed 1979·Granted Apr 21, 1981·19 cites·15 claims
- 0960US3956190AHydrocarbon conversion catalystEXXON RESEARCH ENGINEERING CO·Filed 1974·Granted May 11, 1976·8 cites·10 claims
- 1059US6730142B2Separation of propylene from hydrocarbon mixturesEXXONMOBIL RES & ENG CO·Filed 2002·Granted May 4, 2004·8 cites·7 claims
- 1159US3989674ANovel gold-copper catalysts for the partial oxidation of olefinsEXXON RESEARCH ENGINEERING CO·Filed 1969·Granted Nov 2, 1976·8 cites·9 claims
- 1244US4220520AStartup method for a reforming processEXXON RESEARCH ENGINEERING CO·Filed 1978·Granted Sep 2, 1980·6 cites·16 claims
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