Patent · US Expired

Corrosion inhibited copper nitrate solutions

US4462830A · kind A · utility

0Cited by
2References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 4, 1983
Grant dateJul 31, 1984
Priority date
Expiry dateAug 4, 2003

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC23F11/08
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A non-corrosive aqueous solution of a copper nitrate which contains at least 30% by weight of copper nitrate, from 1-5% by weight of boric acid based on the weight of the copper nitrate, and from 0.2-3.0% by weight of EDTA based on the weight of the copper nitrate.

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