Patent · US Expired

Method of decarburization annealing ferrous metal powders without sintering

US5152847A · kind A · utility

4Cited by
8References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 1, 1991
Grant dateOct 6, 1992
Priority date
Expiry dateFeb 1, 2011

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB22F2998/10
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A method and apparatus 10 are disclosed for annealing metal powder so at to decrease the carbon content of the powder while also reducing the oxygen content thereof.

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