Inventor · disambiguated record
William A. Wachter
Also filed as: WACHTER WILLIAM A · WACHTER WILLIAM AUGUSTINE
30 granted patents·5 pending applications·1,861 citations·filing 1981–2011
98Inventor score
Files withEXXON RESEARCH ENGINEERING CO16EXXONMOBIL RES & ENG CO9EXXONMOBIL CHEM PATENTS INC3WACHTER WILLIAM A2AMSTED IND INC1
Top patents by PatentIndex Score
35 records- 0198US4943672AProcess for the hydroisomerization of Fischer-Tropsch wax to produce lubricating oil (OP-3403)EXXON RESEARCH ENGINEERING CO·Filed 1988·Granted Jul 24, 1990·547 cites·14 claims
- 0297US5059299AMethod for isomerizing wax to lube base oilsEXXON RESEARCH ENGINEERING CO·Filed 1990·Granted Oct 22, 1991·246 cites·17 claims
- 0394US7261807B2Fluid cat cracking with high olefins productionEXXONMOBIL RES & ENG CO·Filed 2002·Granted Aug 28, 2007·72 cites·23 claims
- 0494US6106697ATwo stage fluid catalytic cracking process for selectively producing b. C.su2 to C4 olefinsEXXON RESEARCH ENGINEERING CO·Filed 1998·Granted Aug 22, 2000·92 cites·8 claims
- 0593US5051385AMonodispersed mesoporous catalyst matrices and FCC catalysts thereofEXXON RESEARCH ENGINEERING CO·Filed 1989·Granted Sep 24, 1991·72 cites·31 claims
- 0691US5221648AHighly attrition resistant mesoporous catalytic cracking catalystsEXXON RESEARCH ENGINEERING CO·Filed 1991·Granted Jun 22, 1993·81 cites·14 claims
- 0791US4968405AFluid catalytic cracking using catalysts containing monodispersed mesoporous matricesEXXON RESEARCH ENGINEERING CO·Filed 1989·Granted Nov 6, 1990·62 cites·4 claims
- 0889US7456123B2FCC catalystEXXONMOBIL RES & ENG CO·Filed 2005·Granted Nov 25, 2008·16 cites·47 claims
- 0989US5111753ALight weight fatigue resistant railcar truck bolsterAMSTED IND INC·Filed 1990·Granted May 12, 1992·77 cites·5 claims
- 1088US6069287AProcess for selectively producing light olefins in a fluid catalytic cracking processEXXON RESEARCH ENGINEERING CO·Filed 1998·Granted May 30, 2000·71 cites·16 claims
- 1188US6022471AMesoporous FCC catalyst formulated with gibbsite and rare earth oxideEXXON RESEARCH ENGINEERING CO·Filed 1996·Granted Feb 8, 2000·85 cites·18 claims
- 1287US6258257B1Process for producing polypropylene from C3 olefins selectively produced by a two stage fluid catalytic cracking processEXXONMOBIL RES & ENG CO·Filed 2000·Granted Jul 10, 2001·43 cites·8 claims
- 1385US6153552AMethods for making catalystsEXXON CHEMICAL PATENTS INC·Filed 1997·Granted Nov 28, 2000·66 cites·8 claims
- 1483US6521565B1Cobalt catalyst compositions useful for conducting carbon monoxide hydrogenation reactionsEXXONMOBIL RES & ENG CO·Filed 2000·Granted Feb 18, 2003·30 cites·14 claims
- 1582US4346067AMethod of ion exchange zeolitesEXXON RESEARCH ENGINEERING CO·Filed 1981·Granted Aug 24, 1982·26 cites·11 claims
- 1681US6531517B1Process for increasing carbon monoxide hydrogenation activity of catalysts via low temperature oxidation with water, steam or mixture thereofEXXONMOBIL RES & ENG CO·Filed 2000·Granted Mar 11, 2003·27 cites·22 claims
- 1781US6313366B1Process for selectively producing C3 olefins in a fluid catalytic cracking processEXXONMOBIL CHEM PATENTS INC·Filed 2000·Granted Nov 6, 2001·29 cites·11 claims
- 1878US5346875AMethod of manufacturing fluid catalytic cracking catalystEXXON RESEARCH ENGINEERING CO·Filed 1993·Granted Sep 13, 1994·37 cites·8 claims
- 1978US4937399AMethod for isomerizing wax to lube base oils using a sized isomerization catalystEXXON RESEARCH ENGINEERING CO·Filed 1988·Granted Jun 26, 1990·32 cites·14 claims
- 2077US6118035AProcess for selectively producing light olefins in a fluid catalytic cracking process from a naphtha/steam feedEXXON RESEARCH ENGINEERING CO·Filed 1998·Granted Sep 12, 2000·40 cites·19 claims
- 2176US5961817AMesoporous FCC catalyst formulated with gibbsiteEXXON RESEARCH ENGINEERING CO·Filed 1996·Granted Oct 5, 1999·49 cites·14 claims
- 2268US6258990B1Process for producing polypropylene from C3 olefins selectively produced in a fluid catalytic cracking process from a naphtha/steam feedEXXONMOBIL RES & ENG CO·Filed 2000·Granted Jul 10, 2001·11 cites·18 claims
- 2367US6803494B1Process for selectively producing propylene in a fluid catalytic cracking processEXXONMOBIL CHEM PATENTS INC·Filed 2000·Granted Oct 12, 2004·11 cites·19 claims
- 2467US6339180B1Process for producing polypropylene from C3 olefins selectively produced in a fluid catalytic cracking processEXXONMOBIL CHEM PATENTS INC·Filed 2000·Granted Jan 15, 2002·12 cites·17 claims
- 2566US7504021B2FCC process using mesoporous catalystEXXONMOBIL RES & ENG CO·Filed 2005·Granted Mar 17, 2009·2 cites·15 claims
- 2658US2009082193A1FCC catalystWACHTER WILLIAM A·Filed 2008·Application pending·0 cites
- 2756US7867937B2Drying device for producing small quantities of controlled particle size catalysts which are appropriate for use in fluidized bed operations such as fluid catalytic crackingEXXONMOBIL RES & ENG CO·Filed 2007·Granted Jan 11, 2011·0 cites·11 claims
- 2855US5318695AFluid cracking process for producing low emissions fuelsEXXON RESEARCH ENGINEERING CO·Filed 1992·Granted Jun 7, 1994·15 cites·7 claims
- 2954US2009139900A1FCC process using mesoporous catalystWACHTER WILLIAM A·Filed 2009·Application pending·0 cites
- 3049US2011152062A1Drying device for producing small quantities of controlled particle size catalysts which are appropriate for use in fluidized bed operations such as fluid catalytic crackingEXXONMOBIL RES & ENG CO·Filed 2010·Application pending·0 cites
- 3139US8715487B2Low small mesoporous peak cracking catalyst and method of usingWU JIANXIN JASON·Filed 2011·Granted May 6, 2014·0 cites·20 claims
- 3239US5549815AMethod for fluidizing a dense phase bed of solidsEXXON RESEARCH ENGINEERING CO·Filed 1994·Granted Aug 27, 1996·6 cites·4 claims
- 3339US2013131419A1Gibbsite catalytic cracking catalystBUCHANAN JOHN SCOTT·Filed 2011·Application pending·0 cites
- 3436US5688472ASolids fluidization systemEXXON RESEARCH ENGINEERING CO·Filed 1994·Granted Nov 18, 1997·4 cites·9 claims
- 3529US2002003103A1Fluid cat cracking with high olefins prouductionFiled 1998·Application pending·0 cites
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