Gerd-Michael Petruck

Person

Erkrath, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Process for the preparation of d,I-menthol
- Patent number 6,429,344
- Issue date Aug 6, 2002
- Bayer Aktiengesellschaft
- Reinhard Langer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing dicycloaliphatic amines
- Patent number 6,077,975
- Issue date Jun 20, 2000
- Bayer Aktiengesellschaft
- Reinhard Langer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing cycloaliphatic amines
- Patent number 6,054,619
- Issue date Apr 25, 2000
- Bayer Aktiengesellschaft
- Reinhard Langer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing variable mixtures of cyclohexyl-amine and dic...
- Patent number 6,043,395
- Issue date Mar 28, 2000
- Bayer Aktiengesellschaft
- Reinhard Langer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing D,L-menthol from D-menthol
- Patent number 5,756,864
- Issue date May 26, 1998
- Bayer Aktiengesellschaft
- Gerhard Darsow
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of D,L-menthol
- Patent number 5,750,803
- Issue date May 12, 1998
- Bayer Aktiengesellschaft
- Gerhard Darsow
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing a mixture of amino-methyl-cyclohexanes and di...
- Patent number 5,741,929
- Issue date Apr 21, 1998
- Bayer Aktiengesellschaft
- Gerhard Darsow
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing a mixture of amino-methyl-cyclohexanes and di...
- Patent number 5,739,404
- Issue date Apr 14, 1998
- Bayer Aktiengesellschaft
- Gerhard Darsow
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing a mixture of cyclohexylamine and dicyclohexyl...
- Patent number 5,728,883
- Issue date Mar 17, 1998
- Bayer Aktiengesellschaft
- Gerhard Darsow
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing a mixture of cyclohexylamine and dicyclohexyl...
- Patent number 5,705,700
- Issue date Jan 6, 1998
- Bayer Aktiengesellschaft
- Gerhard Darsow
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of aliphatic .alpha., .omega.-diols
- Patent number 5,696,303
- Issue date Dec 9, 1997
- Bayer Aktiengesellschaft
- Gerhard Darsow
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Palladium catalyst and its use in the preparation of a mixture of o...
- Patent number 5,386,060
- Issue date Jan 31, 1995
- Bayer Aktiengesellschaft
- Otto Immel
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of a mixture of cyclohexylamine and dic...
- Patent number 5,322,965
- Issue date Jun 21, 1994
- Bayer Aktiengesellschaft
- Otto Immel
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of trichlorobenzenes
- Patent number 4,570,023
- Issue date Feb 11, 1986
- Bayer Aktiengesellschaft
- Gerd-Michael Petruck
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of 2-chloro-4-nitrotoluene
- Patent number 4,456,777
- Issue date Jun 26, 1984
- Bayer Aktiengesellschaft
- Gerd-Michael Petruck
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of 1,3,5-trichlorobenzene
- Patent number 4,409,407
- Issue date Oct 11, 1983
- Bayer Aktiengesellschaft
- Gerd-Michael Petruck
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of 4-nitrothioanisole
- Patent number 4,298,761
- Issue date Nov 3, 1981
- Bayer Aktiengesellschaft
- Hermann Hagemann
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
4-Hydroxyanthrones and process of preparation
- Patent number 4,107,186
- Issue date Aug 15, 1978
- Bayer Aktiengesellschaft
- Gerd-Michael Petruck
- C07 - ORGANIC CHEMISTRY

Gerd-Michael Petruck

Person

Patents Grantslast 30 patents

Process for the preparation of d,I-menthol

Process for preparing dicycloaliphatic amines

Process for preparing cycloaliphatic amines

Process for preparing variable mixtures of cyclohexyl-amine and dic...

Process for preparing D,L-menthol from D-menthol

Process for the preparation of D,L-menthol

Process for preparing a mixture of amino-methyl-cyclohexanes and di...

Process for preparing a mixture of amino-methyl-cyclohexanes and di...

Process for preparing a mixture of cyclohexylamine and dicyclohexyl...

Process for preparing a mixture of cyclohexylamine and dicyclohexyl...

Process for the preparation of aliphatic .alpha., .omega.-diols

Palladium catalyst and its use in the preparation of a mixture of o...

Process for the preparation of a mixture of cyclohexylamine and dic...

Process for the preparation of trichlorobenzenes

Process for the preparation of 2-chloro-4-nitrotoluene

Process for the preparation of 1,3,5-trichlorobenzene

Preparation of 4-nitrothioanisole

4-Hydroxyanthrones and process of preparation