Powder comprising coated hard material particles

US11478848B2 · kind B2 · utility

Assignee

• H.C. Starck Tungsten GmbH · DE

Inventors

• Juliane Meese-Marktscheffel · Goslar, DE
• Armin Olbrich · Seesen, DE
• Anja Weiland · Frankenthal (Pfalz), DE
• Frank Van Der Putten · Hombeek, BE
• Ines Lamprecht · Seesen, DE

Key dates

• Filing date: Feb 6, 2019
• Grant date: Oct 25, 2022
• Expiry date: Feb 6, 2039

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T428/12181
• WIPO field: Materials, metallurgy
• WIPO sector: Chemistry

Abstract

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.