Patent · US Expired

Oxygen-containing molybdenum metal powder and processes for its preparation

US4976779A · kind A · utility

4Cited by

10References

3Claims

0Family size

Assignee

BAYER HEALTHCARE LLC · DE

Inventors

Theodor A. Webwer · Langelsheim, DE
Wolfgang Kummer · Goslar, DE

Key dates

Filing date	Oct 27, 1989
Grant date	Dec 11, 1990
Priority date	—
Expiry date	Oct 27, 2009

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/2993
WIPO fieldMaterials, metallurgy
WIPO sectorChemistry

Abstract

A molybdenum metal powder having an outer shell coating of MoO.sub.2 is useful in flame spray or plasma spray processes and is prepared by partially oxidizing molybdenum powder in a carbon dioxide atmosphere at temperatures of up to 1200.degree. C.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.