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Emmanuel Arretz
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Pau, FR
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last 30 patents
Information
Patent Grant
Process for the preparation of resins with a primary amine or guani...
Patent number
5,973,080
Issue date
Oct 26, 1999
Elf Aquitaine Production
Pierre Le Perchec
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for the synthesis of 3-mercaptopropionic acid esters
Patent number
5,919,971
Issue date
Jul 6, 1999
Elf Acquitaine Exploration Production France
Emmanuel Arretz
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the synthesis of 3-mercaptopropionic acid
Patent number
5,877,349
Issue date
Mar 2, 1999
Elf Acquitaine Exploration Production France
Emmanuel Arretz
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Resins with a primary amine or guanidine function
Patent number
5,817,716
Issue date
Oct 6, 1998
Elf Aquitaine Production
Pierre Le Perchec
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for the preparation of organic disulphides and polysulphide...
Patent number
5,786,511
Issue date
Jul 28, 1998
Elf Aquitaine Production
Emmanuel Arretz
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation of organic disulphides and polysulphide...
Patent number
5,767,229
Issue date
Jun 16, 1998
Elf Aquitaine Production
Emmanuel Arretz
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation of resins with a primary amine or guani...
Patent number
5,726,253
Issue date
Mar 10, 1998
Elf Aquitaine Production
Pierre Le Perchec
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Synthesis of methyl mercaptan from dimethyl disulphide
Patent number
5,493,058
Issue date
Feb 20, 1996
Elf Aquitaine Production
Emmanuel Cadot
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the manufacture of dimethyl disulphide
Patent number
5,312,993
Issue date
May 17, 1994
Elf Atochem S.A.
Emmanuel Arretz
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation of organic disulphides and polysulphides
Patent number
5,068,445
Issue date
Nov 26, 1991
Societe Nationale Elf Aquitaine (Production)
Emmanuel Arretz
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation of mercaptoalcohols
Patent number
4,985,586
Issue date
Jan 15, 1991
Societe Nationale Elf Aquitaine (Production)
Emmanuel Arretz
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for preparation of dithiols
Patent number
4,943,662
Issue date
Jul 24, 1990
Societe Nationale Elf Aquitaine (Production)
Emmanuel Arretz
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Catalytic process for the production of mercaptans from thioethers
Patent number
4,927,972
Issue date
May 22, 1990
Societe Nationale Elf Aquitaine (Production)
Emmanuel F. E. Arretz
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Synthesis of tertiary mercaptans from isobutylene homopolymers
Patent number
4,891,445
Issue date
Jan 2, 1990
Societe Nationale Elf Aquitaine (Production)
Emmanuel Arretz
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process of synthesis of mercaptans from olefins and hydrogen sulphi...
Patent number
4,565,893
Issue date
Jan 21, 1986
Societe Nationale Elf Aquitaine (Production)
Emmanuel Arretz
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Production of 2-mercapto ethanol-1
Patent number
4,507,505
Issue date
Mar 26, 1985
Societe Nationale Elf Aquitaine (Production)
Emmanuel Arretz
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Photoinitiated synthesis of mercaptans
Patent number
4,443,310
Issue date
Apr 17, 1984
Societe Nationale Elf Aquitaine (Production)
Emmanuel Arretz
C07 - ORGANIC CHEMISTRY