H.c. Starck Gmbh

H.c. Starck Tungsten Gmbh

Ines Lamprecht

Gerhard Gille

Bernd Mende

Armin Olbrich

Juliane Meese-Marktscheffel

Anja Weiland

Frank Van Der Pütten

The present invention relates to a method for producing hard materials that are coated with a cobalt hydroxide compound and to powders that comprise the coated hard material particles, and the use thereof.

Powder comprising coated hard material particles

The invention relates to novel pre-alloyed metal powders a method for production and use thereof.

Metal powder

A process is described for the preparation of powder mixtures or composite powders from at least one first type of powder from the group consisting of high-melting metals, hard materials and ceramic powders and at least one second type of powder from the group consisting of binder metals, binder-metal mixed crystals and binder-metal alloys, where the second type of powder is formed from precursor compounds in the form of water-soluble salts in an aqueous suspension of the first type of powder by precipitation as oxalate, removal of the mother liquor and reduction to the metal.

Powder mixture or composite powder, a method for production thereof and the use thereof in composite materials

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Seesen, Germany

Ines Lamprecht