Inventor · disambiguated record
Chandrashekhar P. Kelkar
Also filed as: KELKAR CHANDRASHEKHAR · KELKAR CHANDRASHEKHAR P · KELKAR CHANDRASHEKHAR PANDURAN · KELKAR CHANDRASHEKHAR PANDURANG
15 granted patents·2 pending applications·278 citations·filing 1993–2022
93Inventor score
Top patents by PatentIndex Score
17 records- 0195US5399329AHydrotalcite-like materials having a sheet-like morphology and process for production thereofARISTECH CHEMICAL CORP·Filed 1993·Granted Mar 21, 1995·108 cites·23 claims
- 0292US7045485B2NOx reduction composition for use in FCC processesENGELHARD CORP·Filed 2004·Granted May 16, 2006·38 cites·20 claims
- 0387US5507980ABasic inorganic bindersARISTECH CHEMICAL CORP·Filed 1995·Granted Apr 16, 1996·58 cites·18 claims
- 0486US8940652B2Phosphorus modified cracking catalysts with enhanced activity and hydrothermal stabilityFU QI·Filed 2012·Granted Jan 27, 2015·6 cites·19 claims
- 0578US11691116B2Cyclic metal deactivation unit design for FCC catalyst deactivationBASF CORP·Filed 2022·Granted Jul 4, 2023·0 cites·8 claims
- 0678US10066170B2Rare earth-containing attrition resistant vanadium trap for catalytic cracking catalystBASF CORP·Filed 2017·Granted Sep 4, 2018·1 cites·18 claims
- 0777US5518704ANickel and cobalt containing hydrotalcite-like materials having a sheet-like morphology and process for production thereofARISTECH CHEMICAL CORP·Filed 1995·Granted May 21, 1996·34 cites·23 claims
- 0876US9029291B2Rare earth-containing attrition resistant vanadium trap for catalytic cracking catalystFU QI·Filed 2011·Granted May 12, 2015·3 cites·10 claims
- 0972US9637688B2Rare earth-containing attrition resistant vanadium trap for catalytic cracking catalystBASF CORP·Filed 2015·Granted May 2, 2017·1 cites·10 claims
- 1068US11446624B2Cyclic metal deactivation unit design for FCC catalyst deactivationBASF CORP·Filed 2020·Granted Sep 20, 2022·0 cites·8 claims
- 1167US5814291ASimplified synthesis of anion intercalated hydrotalcitesARISTECH CHEMICAL CORP·Filed 1997·Granted Sep 29, 1998·20 cites·10 claims
- 1265US6800586B2NOx reduction composition for use in FCC processesENGELHARD CORP·Filed 2001·Granted Oct 5, 2004·4 cites·16 claims
- 1362US6852298B2NOx reduction composition for use in FCC processesENGELHARD CORP·Filed 2004·Granted Feb 8, 2005·5 cites·9 claims
- 1461US10828614B2Cyclic metal deactivation unit design for FCC catalyst deactivationBASF CORP·Filed 2017·Granted Nov 10, 2020·0 cites·12 claims
- 1552US2024131497A1Ynu-5 zeolite, methods of preparation, and methods of use thereofBASF CORP·Filed 2022·Application pending·0 cites
- 1652US2024416331A1Catalysts comprising phosphorus stabilized mse framework type zeolite, its preparation and use thereof in fluid catalytic applicationsBASF CORP·Filed 2021·Application pending·0 cites
- 1732US5877354AProcess for making isophorone with improved color and color stabilityARISTECH CHEMICAL CORP·Filed 1997·Granted Mar 2, 1999·0 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →