Patent · US Expired

Method of manufacturing a composition for use in injection molding powder metallurgy

US5095048A · kind A · utility

31Cited by
0References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 1, 1990
Grant dateMar 10, 1992
Priority date
Expiry dateOct 1, 2010

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB22F2998/00
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A composition for use in injection molding powder metallurgy, is provided by applying mechanical sphericalization to a metal powder of an irregular shape and having an average grain size of not more than 50 .mu.m to form a sphericalized metal powder, and then mixing and kneading a binder of not more than 9 parts by volume relative to 11 parts by volume of the sphericalized metal powder.

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