Patent · US Expired

Copper alloy for radiators

US4452757A · kind A · utility

5Cited by
2References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 9, 1982
Grant dateJun 5, 1984
Priority date
Expiry dateNov 9, 2002

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC22C9/04
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

Corrosion-resistant copper alloys for the manufacture of radiators are composed of, by weight, 25-40% zinc, 0.005-0.070% phosphorus, 0.05-1.0% each tin and aluminum, and the balance copper and inevitable impurities.

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