Patent · US Expired

Process of grain enlargement in consolidated alloy powders

US5395464A · kind A · utility

4Cited by
2References
10Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 7, 1994
Grant dateMar 7, 1995
Priority date
Expiry dateApr 7, 2014

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB22F1/142
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A method for obtaining a product from pre-alloyed powders in which the powders are subjected to compaction treatment. The powders are first subjected to pre-treatment under low pressure (or without pressure) at a temperature such that segregating materials precipitate out in stable phases.

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