Andre Marbach

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Verneuil-en-Halatte, FR

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Patents Grantslast 30 patents

Information Patent Grant
Method for purifying norbornene by distillation
- Patent number 6,579,419
- Issue date Jun 17, 2003
- Elf Atochem, S.A.
- Roland Kotwica
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method and reactor for making norbornene
- Patent number 6,479,719
- Issue date Nov 12, 2002
- Atofina
- Roland Kotwica
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polynorbornenes cured with isocyanates and optionally with polyols
- Patent number 4,436,859
- Issue date Mar 13, 1984
- Societe Chimique des Charbonnages SA
- Claude Stein
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method of removal of petroleum products from solid or liquid surfaces
- Patent number 4,011,159
- Issue date Mar 8, 1977
- Societe Chimique des Charbonnages
- Claude Stein
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE