Patent · US Expired

Electrolyzer for industrial production of fluorine

US4139447A · kind A · utility

35Cited by
7References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 12, 1976
Grant dateFeb 13, 1979
Priority date
Expiry dateMar 12, 1996

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC25B9/77
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A new electrolyzer for the industrial production of fluorine gas which uses bipolar and monopolar electrodes within a tank containing an electrolyte of an anhydrous mixture of mineral fluorides and hydrogen fluoride. A compact construction is achieved which requires only two current connections.

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