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Pierre Dufresne
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Rueil Malmaison, FR
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Patents Grants
last 30 patents
Information
Patent Grant
Process for the isomerization of external olefins to internal olefi...
Patent number
5,502,269
Issue date
Mar 26, 1996
Institut Francais du Petrole
Patrick Sarrazin
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Process for eliminating mercury and possibly arsenic in hydrocarbons
Patent number
5,401,392
Issue date
Mar 28, 1995
Institut Francais du Petrole
Philippe Courty
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Method of hydrocracking paraffins emanating from the Fischer-Tropsc...
Patent number
5,345,019
Issue date
Sep 6, 1994
Institut Francais du Petrole
Pierre-Henri Bigeard
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Method of hydroisomerizing paraffins emanating from the Fischer-Tro...
Patent number
5,306,860
Issue date
Apr 26, 1994
Institut Francais du Petrole
Pierre-Henri Bigeard
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Process for producing alkylbenzenes using a catalyst based on a dea...
Patent number
5,177,280
Issue date
Jan 5, 1993
Institut Francais du Petrole
Bernard Juguin
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Catalyst and its use for a catalytic dewaxing process
Patent number
5,085,763
Issue date
Feb 4, 1992
Institut Francais du Petrole
Pierre Dufresne
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Catalytic dewaxing process
Patent number
5,062,946
Issue date
Nov 5, 1991
Institut Francais du Petrole
Pierre Dufresne
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Mordenite-containing catalyst, its preparation and use for isomeriz...
Patent number
4,977,121
Issue date
Dec 11, 1990
Institut Francais du Petrole
Pierre Dufresne
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process of presulfurizing and controlling the activity of catalyst...
Patent number
4,977,117
Issue date
Dec 11, 1990
Europeenne de Retraitement de Catalyseurs
Georges Berrebi
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Mordenite-containing catalyst, its preparation and use for isomeriz...
Patent number
4,935,578
Issue date
Jun 19, 1990
Institut Francais du Petrole
Pierre Dufresne
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Decationized, dealuminated and stabilized L zeolite and use thereof
Patent number
4,909,924
Issue date
Mar 20, 1990
Institut Francais du Petrole
Francis Raatz
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Omega type zeolite having high thermal stability, its process of pr...
Patent number
4,891,200
Issue date
Jan 2, 1990
Centre National de la Recherche Scientifique, Elf France
Francois Fajula
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Catalytic cracking process
Patent number
4,784,750
Issue date
Nov 15, 1988
Institut Francais du Petrole
Pierre Dufresne
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Zeolite of omega structure catalysts
Patent number
4,780,436
Issue date
Oct 25, 1988
Institut Francais du Petrole
Francis Raatz
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Catalyst for oil hydrorefining or mild hydrocracking of heavy oil c...
Patent number
4,766,099
Issue date
Aug 23, 1988
Institut Francaise du Petrole
Pierre Dufresne
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Hydrocracking catalyst for the production of middle distillates
Patent number
4,738,941
Issue date
Apr 19, 1988
Societe Francaise des Produits pour Catalyse Pro-Catalyse
Pierre Dufresne
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Novel hydrocracking or cracking catalyst for hydrocarbon charges
Patent number
4,738,940
Issue date
Apr 19, 1988
Institut Francais du Petrole
Pierre Dufresne
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Catalyst for isomerizing cuts of high normal paraffins content
Patent number
4,727,217
Issue date
Feb 23, 1988
Institut Francais du Petrole
Christine Travers
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for dismutation and transalkylation of aromatic hydrocarbon...
Patent number
4,723,048
Issue date
Feb 2, 1988
Institut Francais du Petrole
Pierre Dufresne
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Hydrocracking catalyst and process for manufacturing the same
Patent number
4,645,752
Issue date
Feb 24, 1987
Institut Francais du Petrole
Pierre Dufresne
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Dewaxing process employing a catalyst with a highly dealuminated mo...
Patent number
4,501,656
Issue date
Feb 26, 1985
Institut Francais du Petrole
Pierre Dufresne
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL