Inventor · disambiguated record
Elbert Arjan De Graaf
Also filed as: DE GRAAF ELBERT ARJAN
2 granted patents·9 pending applications·0 citations·filing 2006–2025
24Inventor score
Files withALBEMARLE NETHERLANDS BV6GASOLFIN B V3JOHNSON MATTHEY PROCESS TECHNOLOGIES INC1O'CONNOR PAUL1
Top patents by PatentIndex Score
11 records- 0160US2025230111A1Process to prepare propyleneGASOLFIN B V·Filed 2025·Application pending·0 cites
- 0256US12448341B2Process to prepare propyleneGASOLFIN B V·Filed 2020·Granted Oct 21, 2025·0 cites·17 claims
- 0347US2012222991A1Novel cracking catalytic compositionsO'CONNOR PAUL·Filed 2012·Application pending·0 cites
- 0443US2010298126A1Highly acidic catalyst for use in fluid catalytic crackingALBEMARLE NETHERLANDS BV·Filed 2008·Application pending·0 cites
- 0543US2010111797A1Additive-containing anionic clays for reducing sox emissions from an fcc regenerator and process for making themALBEMARLE NETHERLANDS BV·Filed 2008·Application pending·0 cites
- 0643US2010193399A1Novel cracking catalytic compositionsALBEMARLE NETHERLANDS BV·Filed 2006·Application pending·0 cites
- 0740US11465952B2Process to prepare propyleneGASOLFIN B V·Filed 2019·Granted Oct 11, 2022·0 cites·25 claims
- 0839US2008308454A1Basic Cracking Compositions Substantially Free Of Large Pore ZeolitesALBEMARLE NETHERLANDS BV·Filed 2008·Application pending·0 cites
- 0937US2009000984A1Catalytic Cracking Process For High Diesel Yield With Low Aromatic Content And/Or High Propylene YieldALBEMARLE NETHERLANDS BV·Filed 2008·Application pending·0 cites
- 1037US2009045099A1Catalytic Cracking And Hydroprocessing Process For High Diesel Yield With Low Aromatic Content And/Or High Propylene YieldALBEMARLE NETHERLANDS BV·Filed 2008·Application pending·0 cites
- 1136US2015096922A1Process for reactivating an iron-contaminated fcc catalystJOHNSON MATTHEY PROCESS TECHNOLOGIES INC·Filed 2014·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →