Inventor · disambiguated record
Wu-Cheng Cheng
Also filed as: CHENG WU-CHENG
29 granted patents·11 pending applications·552 citations·filing 1976–2023
97Inventor score
Top patents by PatentIndex Score
40 records- 0197US6482315B1Gasoline sulfur reduction in fluid catalytic crackingGRACE W R & CO·Filed 2000·Granted Nov 19, 2002·68 cites·26 claims
- 0297US4826799AShaped catalyst and process for making itGRACE W R & CO·Filed 1988·Granted May 2, 1989·115 cites·35 claims
- 0395US4895994AShaped catalysts and processesGRACE W R & CO·Filed 1988·Granted Jan 23, 1990·96 cites·8 claims
- 0484US6635168B2Gasoline sulfur reduction catalyst for fluid catalytic cracking processGRACE W R & CO·Filed 2001·Granted Oct 21, 2003·30 cites·29 claims
- 0581US8845882B2High light olefins FCC catalyst compositionsSHU YUYING·Filed 2011·Granted Sep 30, 2014·5 cites·18 claims
- 0673US9617480B2Process for making improved zeolite catalysts from peptized aluminasSHU YUYING·Filed 2011·Granted Apr 11, 2017·2 cites·28 claims
- 0772US8642499B2Catalytic cracking catalyst compositions having improved bottoms conversionCHENG WU-CHENG·Filed 2007·Granted Feb 4, 2014·7 cites·11 claims
- 0872US4236382ASeparation of an aqueous solution by the improved vacuum freezing high pressure ice melting processCHENG CHEN YEN·Filed 1979·Granted Dec 2, 1980·25 cites·6 claims
- 0971US6846403B2Gasoline sulfur reduction in fluid catalytic crackingMOBIL OIL CORP·Filed 1998·Granted Jan 25, 2005·30 cites·13 claims
- 1069US9993810B2Silica sol bound catalytic cracking catalyst stabilized with magnesiumGRACE W R & CO·Filed 2013·Granted Jun 12, 2018·1 cites·26 claims
- 1166US10005072B2High matrix surface area catalytic cracking catalyst stabilized with magnesium and silicaGRACE W R & CO·Filed 2013·Granted Jun 26, 2018·1 cites·58 claims
- 1265US4705767ASulfactants in acid-peptized catalyst compositionsGRACE W R & CO·Filed 1986·Granted Nov 10, 1987·18 cites·20 claims
- 1364US5547564ACatalytic CrackingGRACE W R & CO·Filed 1995·Granted Aug 20, 1996·24 cites·10 claims
- 1464US5147836ACatalytic cracking catalystsGRACE W R & CO·Filed 1991·Granted Sep 15, 1992·18 cites·13 claims
- 1562US6605207B2Bayerite alumina clad zeolite and cracking catalysts containing sameGRACE W R & CO·Filed 2001·Granted Aug 12, 2003·5 cites·49 claims
- 1661US9365779B2Catalyst for light olefins and LPG in fludized catalytic unitsCHENG WU CHENG·Filed 2005·Granted Jun 14, 2016·2 cites·79 claims
- 1761US6884744B2Zeolite based catalyst of ultra-high kinetic conversion activityGRACE W R & CO·Filed 2001·Granted Apr 26, 2005·5 cites·24 claims
- 1860US4908344AHydroprocessing catalyst and support having bidisperse pore structureGRACE W R & CO·Filed 1987·Granted Mar 13, 1990·16 cites·10 claims
- 1960US4791090AHydroprocessing catalyst and support having bidisperse pore structureGRACE W R & CO·Filed 1987·Granted Dec 13, 1988·16 cites·9 claims
- 2060US4724226ABoria-promoted HP catalystGRACE W R & CO·Filed 1986·Granted Feb 9, 1988·16 cites·26 claims
- 2159US5168086ACatalytic cracking catalysisGRACE W R & CO·Filed 1990·Granted Dec 1, 1992·17 cites·10 claims
- 2257US7452839B2Gasoline sulfur reduction in fluid catalytic crackingGRACE W R & CO·Filed 2004·Granted Nov 18, 2008·2 cites·13 claims
- 2357US5304526ASilica bayerite/eta aluminaGRACE W R & CO·Filed 1992·Granted Apr 19, 1994·13 cites·14 claims
- 2457US2025145895A1Catalytic pyrolysis of plastics to produce petrochemical feedstockGRACE W R & CO·Filed 2022·Application pending·0 cites
- 2555US2023271163A1Process for catalytic cracking and equilibrium fcc catalystGRACE W R & CO·Filed 2021·Application pending·0 cites
- 2653US2024425769A1Multiple fluidized bed or spouted bed reactors for plastics pyrolysisGRACE W R & CO·Filed 2022·Application pending·0 cites
- 2753US2025388823A1Fcc process useful for production of petrochemicalsGRACE W R & CO·Filed 2023·Application pending·0 cites
- 2851US2011163002A1Process for enhanced propylene yield from cracked hydrocarbon feedstocks and reduced benzene in resulting naphtha fractionsPATENT DEPT·Filed 2009·Application pending·0 cites
- 2949US7153413B2Gasoline sulfur reduction in fluid catalytic crackingGRACE W R & CO·Filed 2001·Granted Dec 26, 2006·2 cites·13 claims
- 3048US9416322B2Process for making improved catalysts from clay-derived zeolitesSHU YUYING·Filed 2011·Granted Aug 16, 2016·0 cites·26 claims
- 3148US5306417ACatalytic cracking process utilizing a silica modified bayerite and/or eta alumina-containing catalystGRACE W R & CO·Filed 1992·Granted Apr 26, 1994·9 cites·6 claims
- 3248US2022267681A1Fluidized cracking process for increasing olefin yield and catalyst composition for sameGRACE W R & CO·Filed 2020·Application pending·0 cites
- 3347US11207661B2Process to peptize alumina for fluidizable catalystsW R GRACE & CO —CONN·Filed 2017·Granted Dec 28, 2021·0 cites·48 claims
- 3447US2011224067A1Novel ultra stable zeolite y and method for manufacturing the sameWORMSBECHER RICHARD FRANKLIN·Filed 2009·Application pending·0 cites
- 3544US2015202602A1Magnesium stabilized ultra low soda cracking catalystsGRACE W R & CO·Filed 2013·Application pending·0 cites
- 3642US6165351ASilica bayerite/eta aluminaGRACE W R & CO·Filed 1994·Granted Dec 26, 2000·6 cites·5 claims
- 3740US2009134065A1Pentasil Catalyst for Light Olefins in Fluidized Catalytic UnitsCHENG WU-CHENG·Filed 2006·Application pending·0 cites
- 3839US2013313164A1Sodium tolerant zeolite catalysts and processes for making the sameSHU YUYING·Filed 2011·Application pending·0 cites
- 3939US2003034275A1Gasoline sulfur reduction in fluid catalytic crackingFiled 2002·Application pending·0 cites
- 4032US4153430AProcess and apparatuses for contacting a gas phase and a liquid phaseCHENG CHEN YEN·Filed 1976·Granted May 8, 1979·3 cites·4 claims
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