Inventor · disambiguated record
Sylvain Hantzer
Also filed as: HANTZER SYLVAIN · HANTZER SYLVAIN S
30 granted patents·10 pending applications·641 citations·filing 1988–2015
97Inventor score
Files withEXXONMOBIL RES & ENG CO19EXXON RESEARCH ENGINEERING CO9MCCARTHY STEPHEN J3GRIBSCHAW THOMAS ANDREW2CODY IAN A1
Top patents by PatentIndex Score
40 records- 0195US7538065B2Noble metal-containing catalyst containing a specific ratio of silica to aluminum in the frameworkIBM·Filed 2005·Granted May 26, 2009·28 cites·16 claims
- 0294US8545694B2Aromatics saturation process for lube oil boiling range feedstreamsMCCARTHY STEPHEN J·Filed 2005·Granted Oct 1, 2013·24 cites·34 claims
- 0392US5811624ASelective opening of five and six membered ringsEXXON RESEARCH ENGINEERING CO·Filed 1995·Granted Sep 22, 1998·52 cites·10 claims
- 0491US10016747B2Base stock production using a high activity catalystZHANG LEI·Filed 2015·Granted Jul 10, 2018·5 cites·19 claims
- 0591US7682502B2Process to hydrogenate aromatics present in lube oil boiling range feedstreamsEXXONMOBIL RES & ENG CO·Filed 2005·Granted Mar 23, 2010·27 cites·28 claims
- 0688US4914070AProcess for the production of silicon carbide with a large specific surface area and use for high-temperature catalytic reactionsPECHINEY ELECTROMETALLURGIE·Filed 1988·Granted Apr 3, 1990·42 cites·10 claims
- 0787US7429318B2Process for preparing basestocks having high VI using oxygenated dewaxing catalystEXXONMOBIL RES & ENG CO·Filed 2006·Granted Sep 30, 2008·8 cites·3 claims
- 0883US8366908B2Sour service hydroprocessing for lubricant base oil productionEXXONMOBIL RES & ENG CO·Filed 2009·Granted Feb 5, 2013·11 cites·44 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
- 1180US7407909B2Ex-situ reduction and dry passivation of noble metal catalystsEXXONMOBIL RES & ENG CO·Filed 2005·Granted Aug 5, 2008·5 cites·10 claims
- 1279US7686949B2Hydrotreating process for lube oil boiling range feedstreamsEXXONMOBIL RES & ENG CO·Filed 2005·Granted Mar 30, 2010·11 cites·16 claims
- 1378US7077947B2Process for preparing basestocks having high VI using oxygenated dewaxing catalystEXXONMOBIL RES & ENG CO·Filed 2003·Granted Jul 18, 2006·14 cites·54 claims
- 1478US6974535B2Hydroconversion process for making lubricating oil basestockesEXXONMOBIL RES & ENG CO·Filed 2001·Granted Dec 13, 2005·25 cites·26 claims
- 1576US7282137B2Process for preparing basestocks having high VIEXXONMOBIL RES & ENG CO·Filed 2003·Granted Oct 16, 2007·19 cites·26 claims
- 1676US5928498ADesulfurization and ring opening of petroleum streamsEXXON RESEARCH ENGINEERING CO·Filed 1997·Granted Jul 27, 1999·41 cites·23 claims
- 1772US7125818B2Catalyst for wax isomerate yield enhancement by oxygenate pretreatmentEXXONMOBIL RES & ENG CO·Filed 2003·Granted Oct 24, 2006·12 cites·21 claims
- 1872US6592748B2Reffinate hydroconversion processEXXONMOBIL RES & ENG CO·Filed 2001·Granted Jul 15, 2003·17 cites·24 claims
- 1972US5763731AProcess for selectively opening naphthenic ringsEXXON RESEARCH ENGINEERING CO·Filed 1996·Granted Jun 9, 1998·45 cites·43 claims
- 2071US7597795B2Process for making lube oil basestocksEXXONMOBIL RES & ENG CO·Filed 2004·Granted Oct 6, 2009·10 cites·50 claims
- 2171US6723229B2Process for the production of medicinal white oil using M41S and sulfur sorbentEXXONMOBIL RES & ENG CO·Filed 2002·Granted Apr 20, 2004·16 cites·13 claims
- 2266US7220350B2Wax isomerate yield enhancement by oxygenate pretreatment of catalystEXXONMOBIL RES & ENG CO·Filed 2003·Granted May 22, 2007·10 cites·62 claims
- 2366US6245221B1Desulfurization process for refractory organosulfur heterocyclesEXXON RESEARCH ENGINEERING CO·Filed 1999·Granted Jun 12, 2001·28 cites·17 claims
- 2465US7087152B2Wax isomerate yield enhancement by oxygenate pretreatment of feedEXXONMOBIL RES & ENG CO·Filed 2003·Granted Aug 8, 2006·9 cites·68 claims
- 2564US6221240B1Desulfurization and aromatic saturation of feedstreams containing refractory organosulfur heterocycles and aromaticsEXXON RESEARCH ENGINEERING CO·Filed 1999·Granted Apr 24, 2001·26 cites·16 claims
- 2661US7594991B2All catalytic medicinal white oil productionEXXONMOBIL RES & ENG CO·Filed 2007·Granted Sep 29, 2009·3 cites·4 claims
- 2758US6103106ADesulfurization and ring opening of petroleum streamsEXXON RESEARCH ENGINEERING CO·Filed 1999·Granted Aug 15, 2000·21 cites·25 claims
- 2855US6187176B1Process for the production of medicinal white oilEXXON RESEARCH ENGINEERING CO·Filed 1997·Granted Feb 13, 2001·20 cites·17 claims
- 2953US8163171B2Ultra pure fluidsGRIBSCHAW THOMAS ANDREW·Filed 2005·Granted Apr 24, 2012·1 cites·19 claims
- 3049US6475374B1Production of lubricating oils by a combination catalyst systemEXXONMOBIL RES & ENG CO·Filed 1999·Granted Nov 5, 2002·11 cites·12 claims
- 3149US2006252632A1Catalyst for wax isomerate yield enhancement by oxygenate pretreatmentCODY IAN A·Filed 2006·Application pending·0 cites
- 3246US2012184442A1Ultra Pure FluidsGRIBSCHAW THOMAS ANDREW·Filed 2012·Application pending·0 cites
- 3343US2006073961A1Noble metal-containing catalyst having a specific average pore diameterMCCARTHY STEPHEN J·Filed 2005·Application pending·0 cites
- 3442US2004129603A1High viscosity-index base stocks, base oils and lubricant compositions and methods for their production and useFiled 2003·Application pending·0 cites
- 3541US2011180453A1Catalytic Dewaxing ProcessEXXONMOBIL RES & ENG CO·Filed 2010·Application pending·0 cites
- 3641US2006142142A1Process for improving basestock low temeperature performance using a combination catalyst systemEXXONMOBIL RES & ENG CO·Filed 2002·Application pending·0 cites
- 3741US2006138023A1Process for making a lube basestockEXXONMOBIL RES & ENG CO·Filed 2002·Application pending·0 cites
- 3841US2007138060A1Upgrading of peroxide treated petroleum streamsPALMER THOMAS R·Filed 2005·Application pending·0 cites
- 3938US2006070916A1Aromatics saturation process for lube oil boiling range feedstreamsMCCARTHY STEPHEN J·Filed 2005·Application pending·0 cites
- 4036US2002153281A1Hydroconversion process for making lubricating oil basestocksFiled 2000·Application pending·0 cites
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