Patent · US Expired

Process for reclaiming cemented metal carbide

US3953194A · kind A · utility

38Cited by
2References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 20, 1975
Grant dateApr 27, 1976
Priority date
Expiry dateJun 20, 1995

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC01P2006/80
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

There is disclosed a process for reclaiming cemented metal carbide material by first subjecting the metal carbide material to catastrophic oxidation to produce a mixture of metal oxide and the oxide of the cement, reducing the metal oxide either mixed with the cement oxide or after being separated from it, and finally carburizing the reduced metal.

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