Patent · US Expired

Method of scavenging dissolved oxygen in steam generating equipment using ammonia or amine neutralized erythorbic acid

US4419327A · kind A · utility

12Cited by
4References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 22, 1981
Grant dateDec 6, 1983
Priority date
Expiry dateDec 22, 2001

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC23F11/08
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A method of scavenging oxygen and passivating metal surfaces in steam generating equipment by treating feedwater with an ammonia or amine neutralized erythorbate form thereof.

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