Patent · US Expired

Method for preventing hydrogen embrittlement of metals and alloys

US4444599A · kind A · utility

3Cited by
4References
3Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 1, 1982
Grant dateApr 24, 1984
Priority date
Expiry dateJun 1, 2002

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC22F3/00
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

Hydrogen, embrittlement in metals, alloys or welded portions thereof, which causes cracks, breakage and the like, is prevented by emitting an ionizing radiation to a metal, alloy or a welded portion thereof to diffuse and exhale hydrogen charged in said metal.

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