Daniel Duprez

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Poitiers, FR

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Patents Grantslast 30 patents

Information Patent Grant
Catalysts for water dealkylation of aromatic hydrocarbons
- Patent number 4,311,614
- Issue date Jan 19, 1982
- Elf-Union
- Michel Grand
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Catalytic conversion of aromatic fractions in the presence of steam
- Patent number 4,268,702
- Issue date May 19, 1981
- Elf France
- Daniel Duprez
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Water dealkylation catalyst of aromatic hydrocarbons
- Patent number 4,238,368
- Issue date Dec 9, 1980
- Elf-Union
- Daniel Duprez
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Catalysts for water dealkylation of aromatic hydrocarbons
- Patent number 4,233,186
- Issue date Nov 11, 1980
- Elf-Union
- Daniel Duprez
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Zirconium/Praseodymium Oxide NOx Traps and Prufication of Gases Con...
- Publication number 20090191108
- Publication date Jul 30, 2009
- RHODIA RECHERCHES ET TECHNOLOGIES
- Gilbert Blanchard
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL