Roland Kotwica

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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
Vapor phase oxidation of propylene to acrolein
- Patent number 6,437,193
- Issue date Aug 20, 2002
- E. I. Du Pont de Nemours and Company
- Rashmikant Maganlal Contractor
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Vapor phase oxidation of acrolein to acrylic acid
- Patent number 6,310,240
- Issue date Oct 30, 2001
- E. I. Du Pont de Nemours and Company
- Rashmikant Maganlal Contractor
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Vapor phase catalytic oxidation of propylene to acrylic acid
- Patent number 6,281,384
- Issue date Aug 28, 2001
- E. I. Du Pont Nemours and Company
- Rashmikant Maganlal Contracter
- C07 - ORGANIC CHEMISTRY