Patent · US Expired

Sintering method using a plasma gas atmosphere

US4501717A · kind A · utility

23Cited by
2References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 21, 1983
Grant dateFeb 26, 1985
Priority date
Expiry dateJul 21, 2003

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC04B35/64
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

This invention provides a process for producing a high quality powdered alloy such as cemented carbides, cermets, ceramics and iron-containing sintered alloys by sintering, characterized in that the sintering is carried out in a plasma gas atmosphere of H.sub.2, N.sub.2, CO, He and/or Ar.

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