Inventor · disambiguated record
Michael C. Chervenak
Also filed as: CHERVENAK MICHAEL C
15 granted patents·628 citations·filing 1974–1984
95Inventor score
Top patents by PatentIndex Score
15 records- 0194US4521295ASustained high hydroconversion of petroleum residua feedstocksHYDROCARBON RESEARCH INC·Filed 1982·Granted Jun 4, 1985·78 cites·17 claims
- 0294US4427535ASelective operating conditions for high conversion of special petroleum feedstocksHYDROCARBON RESEARCH INC·Filed 1981·Granted Jan 24, 1984·119 cites·13 claims
- 0393US4452911AFrangible catalyst pretreatment method for use in hydrocarbon hydrodemetallization processHYDROCARBON RESEARCH INC·Filed 1983·Granted Jun 5, 1984·112 cites·7 claims
- 0491US3964995AHydrodesulfurization processHYDROCARBON RESEARCH INC·Filed 1974·Granted Jun 22, 1976·40 cites·4 claims
- 0590US4323446AMulti-zone coal conversion process using particulate carrier materialHYDROCARBON RESEARCH INC·Filed 1979·Granted Apr 6, 1982·44 cites·14 claims
- 0689US4221653ACatalytic hydrogenation process and apparatus with improved vapor liquid separationHYDROCARBON RESEARCH INC·Filed 1978·Granted Sep 9, 1980·45 cites·15 claims
- 0785US4054504ACatalytic hydrogenation of blended coal and residual oil feedsHYDROCARBON RESEARCH INC·Filed 1975·Granted Oct 18, 1977·35 cites·8 claims
- 0882US4576710ACatalyst desulfurization of petroleum residua feedstocksHYDROCARBON RESEARCH INC·Filed 1984·Granted Mar 18, 1986·31 cites·12 claims
- 0979US4111788AStaged hydrogenation of low rank coalHYDROCARBON RESEARCH INC·Filed 1976·Granted Sep 5, 1978·25 cites·21 claims
- 1074US4400263AH-Coal process and plant designHYDROCARBON RESEARCH INC·Filed 1981·Granted Aug 23, 1983·27 cites·20 claims
- 1174US4342641AMaximizing jet fuel from shale oilSUN TECH INC·Filed 1980·Granted Aug 3, 1982·26 cites·5 claims
- 1269US4128109APressure let-down valve assembly for handling abrasive liquidsHYDROCARBON RESEARCH INC·Filed 1975·Granted Dec 5, 1978·22 cites·11 claims
- 1360US3976557APretreatment of coal-derived liquid to improve magnetic separation of solidsHYDROCARBON RESEARCH INC·Filed 1974·Granted Aug 24, 1976·8 cites·28 claims
- 1459US4217201AIntegrated coal cleaning, liquefaction, and gasification processHYDROCARBON RESEARCH INC·Filed 1978·Granted Aug 12, 1980·12 cites·6 claims
- 1537US4191629AReactor residuum concentration control in hydroconversion of coalHYDROCARBON RESEARCH INC·Filed 1978·Granted Mar 4, 1980·4 cites·5 claims
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