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Hans Helmut Dr. Steuernagel

Celanese

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Publication

Featured researches published by Hans Helmut Dr. Steuernagel.

Archive | 1982

WATER SOLUBLE MONOAZOCOMPOUNDS, PROCESS FOR THEIR PREPARATION AND THEIR USE AS DYESTUFFS

Fritz Meininger; Joachim Dr. Otten; Hans Helmut Dr. Steuernagel

Archive | 1978

Process for the production of sulfuric acid semiester compounds by sulfation in a machine employing kneading action

Ernst Hoyer; Hans Helmut Dr. Steuernagel; Dieter Wagner

Archive | 1988

Water-soluble, monoazo dyes containing a ureido group and two sulfonyl fiber-reactive groups

Glenn A. Thompson; Anthony J. Corso; Hans Helmut Dr. Steuernagel

Archive | 1987

WATER-SOLUBLE MONOAZODYES CONTAINING A UREIDO GROUP AND TWO SULFONYL FIBER-REACTIVE GROUPS, PROCESS FOR THEIR PREPARATION AND THEIR USE

Glenn A. Thompson; Anthony J. Corso; Hans Helmut Dr. Steuernagel

Archive | 1977

Process for the preparation of sulfuric acid semiester ethylsulfonyl compounds of aminophenols, aminobenzanilides or phenylpyrazolones by esterification with sulfuric acid and/or sulfur trioxide in a kneader

Hans Helmut Dr. Steuernagel; Ernst Hoyer; Fritz Meininger

Archive | 1985

Process for the preparation of the copper complex disazo compounds from disazo compounds containing an O'-alkoxyaniline group by coppering dimethylation at a pH at about 3-6

Anthony J. Corso; Fritz Meininger; Hans Helmut Dr. Steuernagel

Archive | 1988

PROCESS FOR THE PREPARATION OF 2-AMINO-1-HYDROXY-4-OR-5-(BETA-SULFATOETHYLSULFONYL)-BENZENE COMPOUNDS AND THEIR USE FOR THE SYNTHESIS OF FIBER-REACTIVE COMPOUNDS

Ernst Hoyer; Fritz Meininger; Hans Helmut Dr. Steuernagel

Archive | 1985

Water-soluble phenyl- or naphthyl-azo-carboxypyrazolone compounds, containing a fiber-reactive group with a chloratriazinyl moiety and a group of the vinylsulfone series in the pyrazolone coupling component, suitable as dyestuffs

Folker Kohlhaas; Fritz Meininger; Hans Helmut Dr. Steuernagel

Archive | 1978

Process for the manufacture of sulfuric acid semi-ester compounds

Hans Helmut Dr. Steuernagel; Ernst Hoyer

Archive | 1986

Process for the manufacture of copper complex disazo compounds

Anthony J. Corso; Fritz Meininger; Hans Helmut Dr. Steuernagel

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Fritz Meininger

Celanese

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Anthony J. Corso

Celanese

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Glenn A. Thompson

Celanese

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