Patent · US Expired

Process of producing powder-metallurgically produced ceramic formed body

US5158916A · kind A · utility

19Cited by
10References
15Claims
0Family size

Inventor

Key dates

Filing dateSep 27, 1990
Grant dateOct 27, 1992
Priority date
Expiry dateSep 27, 2010

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC04B35/80
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

The instant invention is directed to the production of ceramic bodies of at least one disperse inorganic component embedded in a phase of aluminum oxide by producing a mixture of aluminum powder and optionally an alloying element, and a disperse inorganic component which contains at least 40 vol. % of aluminum oxide, attriting the mixture, forming a body, and sintering the body in an oxidizing atmosphere.

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