Inventor · disambiguated record
Darryl P. Klein
Also filed as: KLEIN DARRYL P · KLEIN DARRYL PATRICK
28 granted patents·4 pending applications·1,042 citations·filing 1996–2017
97Inventor score
Files withEXXONMOBIL RES & ENG CO11EXXON RESEARCH ENGINEERING CO10ADVANCED REFINING TECHNOLOGIES3ADVANCED REFINING TECHNOLOGIES LLC3KLEIN DARRYL P2
Top patents by PatentIndex Score
32 records- 0199US6582590B1Multistage hydroprocessing using bulk multimetallic catalystEXXONMOBIL RES & ENG CO·Filed 2000·Granted Jun 24, 2003·182 cites·26 claims
- 0298US6783663B1Hydrotreating using bulk multimetallic catalystsEXXONMOBIL RES & ENG CO·Filed 2000·Granted Aug 31, 2004·170 cites·19 claims
- 0397US6929738B1Two stage process for hydrodesulfurizing distillates using bulk multimetallic catalystEXXONMOBIL RES & ENG CO·Filed 2000·Granted Aug 16, 2005·150 cites·24 claims
- 0496US8021538B2Hydroconversion catalysts and methods of making and using sameADVANCED REFINING TECHNOLOGIES LLC·Filed 2008·Granted Sep 20, 2011·26 cites·12 claims
- 0591US7642212B2Hydroconversion catalysts and methods of making and using sameADVANCED REFINING TECHNOLOGIES·Filed 2008·Granted Jan 5, 2010·13 cites·16 claims
- 0691US7560407B2Hydroconversion catalysts and methods of making and using sameADVANCED REFINING TECHNOLOGIES·Filed 2008·Granted Jul 14, 2009·13 cites·29 claims
- 0787US8969242B2Catalyst support and catalysts prepared therefromKLEIN DARRYL P·Filed 2012·Granted Mar 3, 2015·6 cites·15 claims
- 0884US7390766B1Hydroconversion catalysts and methods of making and using sameKLEIN DARRYL P·Filed 2003·Granted Jun 24, 2008·21 cites·29 claims
- 0981US5935420ADesulfurization process for refractory organosulfur heterocyclesEXXON RESEARCH ENGINEERING CO·Filed 1997·Granted Aug 10, 1999·50 cites·15 claims
- 1081US5925239ADesulfurization and aromatic saturation of feedstreams containing refractory organosulfur heterocycles and aromaticsEXXON RESEARCH ENGINEERING CO·Filed 1997·Granted Jul 20, 1999·50 cites·14 claims
- 1179US6087544AProcess for the production of high lubricity low sulfur distillate fuelsEXXON RESEARCH ENGINEERING CO·Filed 1998·Granted Jul 11, 2000·48 cites·4 claims
- 1278US10569254B2Catalyst support and catalysts prepared therefromADVANCED REFINING TECHNOLOGIES LLC·Filed 2017·Granted Feb 25, 2020·1 cites·14 claims
- 1377US6723230B1Regeneration of iron-based hydrogen sulfide sorbentsEXXONMOBIL RES & ENG CO·Filed 2000·Granted Apr 20, 2004·15 cites·31 claims
- 1476US5928498ADesulfurization and ring opening of petroleum streamsEXXON RESEARCH ENGINEERING CO·Filed 1997·Granted Jul 27, 1999·41 cites·23 claims
- 1575US6193877B1Desulfurization of petroleum streams containing condensed ring heterocyclic organosulfur compoundsEXXON RESEARCH ENGINEERING CO·Filed 1997·Granted Feb 27, 2001·39 cites·9 claims
- 1674US6837989B2Cycle oil conversion processEXXONMOBIL RES & ENG CO·Filed 2002·Granted Jan 4, 2005·14 cites·10 claims
- 1774US6649043B1Regeneration of hydrogen sulfide sorbentsEXXONMOBIL RES & ENG CO·Filed 2000·Granted Nov 18, 2003·17 cites·31 claims
- 1873US9605216B2Catalyst support and catalysts prepared therefromADVANCED REFINING TECHNOLOGIES LLC·Filed 2015·Granted Mar 28, 2017·1 cites·15 claims
- 1973US6652737B2Production of naphtha and light olefinsEXXONMOBIL RES & ENG CO·Filed 2001·Granted Nov 25, 2003·28 cites·14 claims
- 2072US5763731AProcess for selectively opening naphthenic ringsEXXON RESEARCH ENGINEERING CO·Filed 1996·Granted Jun 9, 1998·45 cites·43 claims
- 2167US6589416B2Method and catalyst for opening naphthenic rings of naphthenic ring-containing compoundsEXXONMOBIL RES & ENG CO·Filed 2001·Granted Jul 8, 2003·7 cites·16 claims
- 2266US6245221B1Desulfurization process for refractory organosulfur heterocyclesEXXON RESEARCH ENGINEERING CO·Filed 1999·Granted Jun 12, 2001·28 cites·17 claims
- 2365US6586650B2Ring opening with group VIII metal catalysts supported on modified substrateEXXONMOBIL RES & ENG CO·Filed 2001·Granted Jul 1, 2003·3 cites·6 claims
- 2464US6221240B1Desulfurization and aromatic saturation of feedstreams containing refractory organosulfur heterocycles and aromaticsEXXON RESEARCH ENGINEERING CO·Filed 1999·Granted Apr 24, 2001·26 cites·16 claims
- 2560US6811682B2Cycle oil conversion processEXXONMOBIL RES & ENG CO·Filed 2002·Granted Nov 2, 2004·6 cites·9 claims
- 2658US6103106ADesulfurization and ring opening of petroleum streamsEXXON RESEARCH ENGINEERING CO·Filed 1999·Granted Aug 15, 2000·21 cites·25 claims
- 2756US6683020B2Naphthene ring opening over an iridium ring opening catalystEXXONMOBIL RES & ENG CO·Filed 2001·Granted Jan 27, 2004·1 cites·7 claims
- 2855US6187176B1Process for the production of medicinal white oilEXXON RESEARCH ENGINEERING CO·Filed 1997·Granted Feb 13, 2001·20 cites·17 claims
- 2943US2005109674A1Hydroconversion catalysts and methods of making and using sameADVANCED REFINING TECHNOLOGIES·Filed 2003·Application pending·0 cites
- 3042US2003178343A1Use of hydrogen to regenerate metal oxide hydrogen sulfide sorbentsFiled 2003·Application pending·0 cites
- 3141US2001042701A1Cycle oil conversion processFiled 2001·Application pending·0 cites
- 3241US2001042702A1Cycle oil conversion processFiled 2001·Application pending·0 cites
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