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Nilanjan Brahma
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La Voulte Sur Rhone, FR
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last 30 patents
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Patent Grant
Protection of catalysts by deposition of a protective layer
Patent number
6,294,498
Issue date
Sep 25, 2001
Europeenne de Retraitement de Catalyseurs Eurecat
Joan Darcissac
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Process for incorporating sulfur into the pores of a hydrocarbon tr...
Patent number
6,100,216
Issue date
Aug 8, 2000
Europeenne de Retraitement de Catalyseurs Eurecat
Pierre Dufresne
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Process for off-site preconditioning of a hydrocarbon processing ca...
Patent number
6,077,803
Issue date
Jun 20, 2000
Europeene de Retraitment de Catalyseurs
Pierre Dufresne
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Catalyst presulphuration process using two different presulphuratio...
Patent number
5,985,787
Issue date
Nov 16, 1999
Europenne De Retraitement De Catalyseurs Eurecat
Pierre Dufresne
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Process for presulfurizing hydrotreatment catalysts
Patent number
5,922,638
Issue date
Jul 13, 1999
Europeene de Retraitement de Catalyseurs Eurecat
Pierre Dufresne
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Offsite regeneration process for a catalyst containing at least one...
Patent number
5,854,162
Issue date
Dec 29, 1998
Europeenne de Retraitement de Catalyseurs Eurecat
Pierre Dufresne
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL