Inventor · disambiguated record
James A. Frayer
Also filed as: FRAYER JAMES A · FRAYER JAMES ALBERT
18 granted patents·258 citations·filing 1975–1977
95Inventor score
Files withGULF RESEARCH DEVELOPMENT CO18
Top patents by PatentIndex Score
18 records- 0187US4133777AHydrodesulfurization catalystGULF RESEARCH DEVELOPMENT CO·Filed 1977·Granted Jan 9, 1979·40 cites·12 claims
- 0286US4118310AHydrodesulfurization process employing a guard reactorGULF RESEARCH DEVELOPMENT CO·Filed 1977·Granted Oct 3, 1978·44 cites·14 claims
- 0381US4111796AMethod for presulfiding hydrodesulfurization catalystsGULF RESEARCH DEVELOPMENT CO·Filed 1976·Granted Sep 5, 1978·27 cites·6 claims
- 0475US3968026AHydrodesulfurization process with parallel first stages in series with a unified second stageGULF RESEARCH DEVELOPMENT CO·Filed 1975·Granted Jul 6, 1976·22 cites·5 claims
- 0572US4080286AHydrodesulfurization process employing a Group IV-B promoted catalystGULF RESEARCH DEVELOPMENT CO·Filed 1976·Granted Mar 21, 1978·20 cites·10 claims
- 0668US4179355ACombination residual oil hydrodesulfurization and thermal cracking processGULF RESEARCH DEVELOPMENT CO·Filed 1977·Granted Dec 18, 1979·18 cites·16 claims
- 0764US4071439AHydrodesulfurization shutdown methodGULF RESEARCH DEVELOPMENT CO·Filed 1976·Granted Jan 31, 1978·15 cites·6 claims
- 0859US4173528AMultistage residual oil hydrodesulfurization process employing segmented feed addition and product removalGULF RESEARCH DEVELOPMENT CO·Filed 1977·Granted Nov 6, 1979·13 cites·8 claims
- 0957US4116817AHydrodesulfurization process employing a promoted catalystGULF RESEARCH DEVELOPMENT CO·Filed 1977·Granted Sep 26, 1978·12 cites·13 claims
- 1057US4116819AHydrodesulfurization process including product recycleGULF RESEARCH DEVELOPMENT CO·Filed 1977·Granted Sep 26, 1978·12 cites·21 claims
- 1154US3968027AMulti-stage hydrodesulfurization utilizing a second stage catalyst promoted with a group IV-B metalGULF RESEARCH DEVELOPMENT CO·Filed 1975·Granted Jul 6, 1976·10 cites·9 claims
- 1245US3968028AProcess for onstream regeneration of a hydrodesulfurization catalystGULF RESEARCH DEVELOPMENT CO·Filed 1975·Granted Jul 6, 1976·7 cites·9 claims
- 1336US4179354ACombination residual oil hydrodesulfurization and catalytic cracking processGULF RESEARCH DEVELOPMENT CO·Filed 1977·Granted Dec 18, 1979·4 cites·16 claims
- 1436US4170546AMultistage residual oil hydrodesulfurization processGULF RESEARCH DEVELOPMENT CO·Filed 1977·Granted Oct 9, 1979·4 cites·6 claims
- 1534US4170545AMultistage residual oil hydrodesulfurization process with an interstage flashing stepGULF RESEARCH DEVELOPMENT CO·Filed 1977·Granted Oct 9, 1979·3 cites·6 claims
- 1634US3968031AMulti-stage hydrodesulfurization process utilizing multi-cycle second stage promoted catalystGULF RESEARCH DEVELOPMENT CO·Filed 1975·Granted Jul 6, 1976·3 cites·5 claims
- 1733US3968029ADesulfurization process employing multi-catalyst reactorGULF RESEARCH DEVELOPMENT CO·Filed 1975·Granted Jul 6, 1976·2 cites·7 claims
- 1831US4116818AMulti-reactor hydrodesulfurization processGULF RESEARCH DEVELOPMENT CO·Filed 1977·Granted Sep 26, 1978·2 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →