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Wolfgang Bernhagen
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Mulheim, DE
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last 30 patents
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Patent Grant
Process for preparing 3-dimethylamino-2,2-dimethylpropanal
Patent number
4,515,986
Issue date
May 7, 1985
Ruhrchemie Aktiengesellschaft
Wolfgang Bernhagen
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for preparing 2,3-dimethyl-2,3-butanediol
Patent number
4,404,410
Issue date
Sep 13, 1983
Ruhrchemie Aktiengesellschaft
Boy Cornils
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the production of di-n-propylacetic acid
Patent number
4,317,925
Issue date
Mar 2, 1982
Ruhrchemie Aktiengesellschaft
Jurgen Weber
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for preparing 2-methyl-2-sec.butyl-1,3-propanediol
Patent number
4,317,945
Issue date
Mar 2, 1982
Ruhrchemie Aktiengesellschaft
Wolfgang Bernhagen
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
2-Propyl-pent-4-en-1-al
Patent number
4,307,252
Issue date
Dec 22, 1981
Ruhrchemie Aktiengesellschaft
Jurgen Weber
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for preparing 2,3-dimethyl-butene-2
Patent number
4,288,643
Issue date
Sep 8, 1981
Ruhrchemie Aktiengesellschaft
Jurgen Weber
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for preparing methacrolein
Patent number
4,283,564
Issue date
Aug 11, 1981
Ruhrchemie AG
Wolfgang Bernhagen
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for preparing 2-methylenealdehydes
Patent number
4,275,242
Issue date
Jun 23, 1981
Ruhrchemie Aktiengesellschaft
Jurgen Weber
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
2-Propyl-pent-4-en-1-al
Patent number
4,270,008
Issue date
May 26, 1981
Ruhrchemie Aktiengesellschaft
Jurgen Weber
C07 - ORGANIC CHEMISTRY