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Udo Holtmann

Bayer

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Featured researches published by Udo Holtmann.

Archive | 1996

Process for the production of mixed oxide powders for catalysts for the removal of nitrogen oxides

Kai Dr. Bütje; Jurgen Kischkewitz; Rolf Michael Braun; Udo Holtmann; Peter-Joachim Barenthien

Archive | 1997

Process for the production of inorganically coated pigments and fillers

Rolf-Michael Braun; Jurgen Kischkewitz; Hilmar Rieck; Udo Holtmann

Archive | 2012

METHOD FOR PRODUCING FINELY DIVIDED HAEMATITE AND FOR PRODUCING IRON OXIDE RED PIGMENTS

Guido Ketteler; Udo Holtmann; Juergen Kischkewitz

Archive | 2007

Process for the preparation of pigment granules and the use thereof

Holger Dr. Friedrich; Kai Dr. Bütje; Udo Holtmann

Archive | 1993

Process for producing mixed-oxide powders for denitration catalysts

Kai Dr Buetje; Juergen Kischkewitz; Rolf-Michael Braun; Udo Holtmann; Peter-Joachim Barenthien

Archive | 1992

Process for the production of storable, free-flowing hydrated ferrous sulfate

Udo Holtmann

Archive | 2006

Pigment granule, useful e.g. to dye building materials, comprises a compressed or briquetted core and a granulated outer layer, where the core contains an organic or inorganic pigment and an auxiliary agent

Kai Dr. Bütje; Holger Dr. Friedrich; Udo Holtmann

Archive | 2007

Method for manufacturing pigment pellets and their application

Holger Dr. Friedrich; Kai Dr. Bütje; Udo Holtmann

Archive | 1995

Process for the preparation of storage stable and free flowing ferrous sulphate

Udo Holtmann

Archive | 2017

processo para a produção de hematita finamente dividida; processo para a produção de pigmentos vermelhos de óxido de ferro; hematita finamente dividida; pigmento vermelho de óxido de ferro; uso de hematita finamente dividida; e processo para pintura dos produtos das indústrias

Guido Ketteler; Juergen Kischkewitz; Udo Holtmann

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Juergen Kischkewitz

Bayer

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Kai Dr. Bütje

Bayer

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Hilmar Rieck

Bayer

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Peter-Joachim Barenthien

Bayer

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Jurgen Kischkewitz

Bayer

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Kai Dr Buetje

Bayer

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Rolf Michael Braun

Bayer

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Rolf-Michael Braun

Bayer

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Jürgen Dr. Kirschkewitz

Bayer

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