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Dive into the research topics where Heinrich Volk is active.

Publication


Featured researches published by Heinrich Volk.


Archive | 1994

Process for the preparation of 2(3H)-benzothiazolones

Klaus Dr. Forstinger; Heinrich Volk; Werner Dr. Wykypiel


Archive | 1989

Process for the purification of 2-hydroxynaphthalene-6-carboxylic acid

Helmold Von Plessen; Siegbert Rittner; Heinrich Volk; Werner Dr. Wykypiel; Rudolf Neeb


Archive | 1999

Process for the preparation of aryl hydrazines

Manfred Koch; Thomas Schach; Heinrich Volk


Archive | 1989

Method for the purification of 2-hydroxy-naphthalene-6-carboxylic acid

Plessen Helmold Dr. Von; Siegbert Rittner; Heinrich Volk; Werner Dr. Wykypiel; Rudolf Neeb


Archive | 1985

Process for preparing 6-acetoxy-2-naphthoic-acid and pure 6-hydroxy-2-naphthoic acid

Rudolf Neeb; Wolfgang Ironich; Heinrich Volk


Archive | 1999

Process for preparing arylhydrazines

Thomas Schach; Heinrich Volk; Manfred Koch


Archive | 1995

Process for the preparation of 3-hydroxy-N-benzimidazolon-5-yl-2-naphthamide in the high purity required of azo pigments

Michael Dr. Meier; Heinrich Volk; Rudolf Neeb


Archive | 1995

Process of preparation of 3-hydroxy-N-benzimidazolon-5-yl-naphth-2-amides, in high purity for the preparation of azodyes

Michael Dr. Meier; Heinrich Volk; Rudolf Neeb


Archive | 1986

Process for the preparation of 2-hydroxy-carbozole-1-carboxylic acid.

Rudolf Neeb; Wolfgang Dr Tronich; Heinrich Volk


Archive | 1998

Verfahren zur Herstellung von Arylhydrazinen A process for preparing arylhydrazines

Thomas Schach; Heinrich Volk; Manfred Koch

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