Patent · US Expired

Extraction of metals from aqueous solutions with cyclic organic carbonates

US4499057A · kind A · utility

5Cited by
8References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 22, 1982
Grant dateFeb 12, 1985
Priority date
Expiry dateSep 22, 2002

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P10/20
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

The invention relates to new industrial products of the general formula ##STR1## a process for the manufacture of these products and their application as extraction agents in hydrometallurgy.

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