Patent · US Expired

Pulsed counterflow extraction column

US4832813A · kind A · utility

3Cited by
6References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 8, 1987
Grant dateMay 23, 1989
Priority date
Expiry dateDec 8, 2007

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC25B9/17
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

Apparatus, which can be a pulsed column, which functions as an efficient electrolytic cell having an efficient liquid-liquid extraction capability. The apparatus can comprise an anode/cathode assembly having a geometry such as to produce a substantially uniform current distribution across the cell.

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