Inventor · disambiguated record
David Stockwell
Also filed as: STOCKWELL DAVID · STOCKWELL DAVID M · STOCKWELL DAVID MATHESON
33 granted patents·7 pending applications·545 citations·filing 1991–2023
97Inventor score
Top patents by PatentIndex Score
40 records- 0197US11827853B2Reactive silica-alumina matrix component compositions for bottoms cracking catalystsBASF CORP·Filed 2022·Granted Nov 28, 2023·5 cites·9 claims
- 0296US12104123B2Reactive silica-alumina matrix component compositions for bottoms cracking catalystsBASF CORP·Filed 2023·Granted Oct 1, 2024·3 cites·6 claims
- 0394US6656347B2Structurally enhanced cracking catalystsENGELHARD CORP·Filed 2001·Granted Dec 2, 2003·76 cites·86 claims
- 0493US11332675B2Reactive silica-alumina matrix component compositions for bottoms cracking catalystsBASF CORP·Filed 2018·Granted May 17, 2022·5 cites·21 claims
- 0593US6673235B2FCC catalysts for feeds containing nickel and vanadiumENGELHARD CORP·Filed 2002·Granted Jan 6, 2004·64 cites·80 claims
- 0692US7959792B2CO oxidation promoters for use in FCC processesBASF CORP·Filed 2006·Granted Jun 14, 2011·18 cites·20 claims
- 0792US7753992B2Methods of manufacturing mercury sorbents and removing mercury from a gas streamBASF CORP·Filed 2007·Granted Jul 13, 2010·21 cites·16 claims
- 0892US7045485B2NOx reduction composition for use in FCC processesENGELHARD CORP·Filed 2004·Granted May 16, 2006·38 cites·20 claims
- 0992US6716338B2FCC catalysts for feeds containing nickel and vanadiumENGELHARD CORP·Filed 2002·Granted Apr 6, 2004·54 cites·48 claims
- 1091US11904302B2Bottoms upgrading and low coke fluid catalytic cracking catalystBASF CORP·Filed 2022·Granted Feb 20, 2024·2 cites·16 claims
- 1191US8480791B2Methods of manufacturing mercury sorbents and removing mercury from a gas streamYANG XIAOLIN D·Filed 2010·Granted Jul 9, 2013·9 cites·19 claims
- 1286US11471862B2Bottoms upgrading and low coke fluid catalytic cracking catalystBASF CORP·Filed 2018·Granted Oct 18, 2022·3 cites·13 claims
- 1385US9675967B2Structurally enhanced cracking catalystsBASF CORP·Filed 2015·Granted Jun 13, 2017·2 cites·9 claims
- 1483US8372772B2Hydrocracking catalyst and process using insitu produced Y-fauajasiteBASF CORP·Filed 2009·Granted Feb 12, 2013·6 cites·3 claims
- 1583US7572421B2Mercury sorbents and methods of manufacture and useBASF CATALYSTS LLC·Filed 2007·Granted Aug 11, 2009·20 cites·22 claims
- 1682US6942784B2Structurally enhanced cracking catalystsENGELHARD CORP·Filed 2004·Granted Sep 13, 2005·26 cites·54 claims
- 1782US6943132B2Structurally enhanced cracking catalystsENGELHARD CORP·Filed 2003·Granted Sep 13, 2005·24 cites·17 claims
- 1882US6696378B2Fluid catalytic cracking catalyst manufacturing processENGELHARD CORP·Filed 2001·Granted Feb 24, 2004·27 cites·40 claims
- 1975US9108181B2Structurally enhanced cracking catalystsSTOCKWELL DAVID MATHESON·Filed 2008·Granted Aug 18, 2015·3 cites·2 claims
- 2075US8278235B2Structurally enhanced cracking catalystsSTOCKWELL DAVID MATHESON·Filed 2007·Granted Oct 2, 2012·4 cites·23 claims
- 2175US6942783B2Enhanced FCC catalysts for gas oil and resid applicationsENGELHARD CORP·Filed 2003·Granted Sep 13, 2005·14 cites·64 claims
- 2275US5559067AModified microsphere FCC catalysts and manufacture thereofENGELHARD CORP·Filed 1995·Granted Sep 24, 1996·44 cites·14 claims
- 2374US5082814AShell-coated FCC catalystsENGELHARD CORP·Filed 1991·Granted Jan 21, 1992·30 cites·7 claims
- 2472US9433934B2In-situ produced Y-faujasite from kaolin-derived, pre-shaped particles and the method of preparation and the use thereofBASF CORP·Filed 2013·Granted Sep 6, 2016·1 cites·18 claims
- 2571US8460540B2Hydrocracking catalyst and process using insitu produced Y-fauajasiteSTOCKWELL DAVID M·Filed 2007·Granted Jun 11, 2013·6 cites·12 claims
- 2671US5228980AFluidized catalytic cracking process employing shell-coated FCC catalystsENGELHARD CORP·Filed 1991·Granted Jul 20, 1993·28 cites·7 claims
- 2769US12338208B2Fluid catalytic cracking catalyst composition for enhanced butylene to propylene selectivity ratioBASF CORP·Filed 2021·Granted Jun 24, 2025·0 cites·20 claims
- 2867US8632674B2Heavy metal passivator/trap for FCC processesHOFFER BRAM WILLEM·Filed 2010·Granted Jan 21, 2014·1 cites·21 claims
- 2967US7749762B2Test methods for simulating FCC regenerator catalysis and catalyst deactivationBASF CATALYSTS LLC·Filed 2006·Granted Jul 6, 2010·1 cites·20 claims
- 3067US7678735B2FCC additive for partial and full burn NOx controlENGELHARD CORP·Filed 2005·Granted Mar 16, 2010·1 cites·19 claims
- 3165US6800586B2NOx reduction composition for use in FCC processesENGELHARD CORP·Filed 2001·Granted Oct 5, 2004·4 cites·16 claims
- 3263US10207257B2In-situ produced y-faujasite from kaolin-derived, pre-shaped particles and the method of preparation and the use thereofBASF CORP·Filed 2016·Granted Feb 19, 2019·0 cites·7 claims
- 3362US6852298B2NOx reduction composition for use in FCC processesENGELHARD CORP·Filed 2004·Granted Feb 8, 2005·5 cites·9 claims
- 3458US2025171321A1Phosphorus stabilized zeolitesBASF CORP·Filed 2023·Application pending·0 cites
- 3555US2024091748A1Alumina matrix modification in fcc catalyst compositionBASF CORP·Filed 2021·Application pending·0 cites
- 3646US2008227625A1Catalyst For NOx And/Or SOx ControlSTOCKWELL DAVID M·Filed 2008·Application pending·0 cites
- 3744US2006040823A1Catalyst for NOx and/or SOx controlSTOCKWELL DAVID M·Filed 2004·Application pending·0 cites
- 3843US2003089640A1FCC catalysts for feeds containing nickel and vanadiumFiled 2001·Application pending·0 cites
- 3943US2005163691A1NOx reduction composition for use in FCC processesFiled 2004·Application pending·0 cites
- 4041US2007129234A1Lower temperature CO promoters for FCC with low NOxSTOCKWELL DAVID M·Filed 2006·Application pending·0 cites
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