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Rudolf Dr Helm

Bayer

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Publication

Featured researches published by Rudolf Dr Helm.

Archive | 1979

4,4'-Di:amino-3,3',5,5'-tetra:alkyl-di:cyclohexyl-methane prepn. - by reacting 2,6-di:alkyl-aniline with formaldehyde and reducing prod. over ruthenium catalyst

Hans-Josef Dr. Buysch; Oskar Weissel; Rudolf Dr Helm; Wilhelm Thoma

Archive | 1973

Process for the production of 4-nitroso-diphenylamine

Karlfried Wedemeyer; Rudolf Dr Helm

Archive | 1994

Process for preparing 2,2'-dinitrodiphenyl disulphide

Ferdinand Dipl Chem D Hagedorn; Helmut Dipl Chem Dr Fiege; Robert So; llner; Rudolf Dr Helm

Archive | 1981

Process for the preparation of a mixture of low-molecular weight polyhoric alcohols

Roland Richter; Hanns Peter Dr. Müller; Kuno Wagner; Rudolf Dr Helm; Jürgen Dr. Zander

Archive | 1973

PROCESS FOR THE PRODUCTION OF 2,5-DICHLORO-3-NITRO-BENZOIC ACID

Rudolf Dr Helm; Dieter Dr Pawellek; Karlfried Wedemeyer

Archive | 1994

Improved process for the preparation of 2,2'-dinitrophenyl disulfide

Ferdinand Dipl Chem D Hagedorn; Helmut Dipl Chem Dr Fiege; Robert Söllner; Rudolf Dr Helm

Archive | 1981

Preparation of mixtures of lower polyhydroxy alcohols

Roland Richter; Hanns Peter Dr. Müller; Kuno Wagner; Rudolf Dr Helm; Jürgen Dr. Zander

Archive | 1994

Improved process for the preparation of 2,2'-dinitrodiphenyl disulfide

Ferdinand Dipl Chem D Hagedorn; Helmut Dipl Chem Dr Fiege; Robert Söllner; Rudolf Dr Helm

Archive | 1994

An improved process for the preparation of 2,2'-Dinitrodiphenyldisulfid

Ferdinand Dipl Chem D Hagedorn; Helmut Dipl Chem Dr Fiege; Robert Dr Soellner; Rudolf Dr Helm

Archive | 1980

Verfahren zur herstellung eines gemisches von niedermolekularen mehrwertigen alkoholen Alcohols method for preparing a mixture of low molecular weight polyhydric

Roland Richter; Hanns Peter Dr Mueller; Kuno Wagner; Rudolf Dr Helm; Juergen Dr Zander

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Ferdinand Dipl Chem D Hagedorn

Bayer

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Helmut Dipl Chem Dr Fiege

Bayer

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Karlfried Wedemeyer

Bayer

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Kuno Wagner

Bayer

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Roland Richter

Bayer

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Dieter Dr Pawellek

Bayer

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Hanns Peter Dr Mueller

Bayer

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Hanns Peter Dr. Müller

Bayer

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Jürgen Dr. Zander

Bayer

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Robert Söllner

Bayer

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