Patent · US Expired

Diaphragm for molten bath salt electrolysis of metal halides

US5064513A · kind A · utility

6Cited by
3References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 12, 1990
Grant dateNov 12, 1991
Priority date
Expiry dateFeb 12, 2010

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC25C7/04
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A diaphragm is disclosed for molten salt bath electrolysis of metal halides, the diaphragm comprising carbon fibers disposed in one plane an in at least one direction, embedded at least partially in a rigid and inert material which can be graphite, carbides, oxides or nitrides. The diaphragm has a porosity between 10% and 60% in the form of apertures of an area between 1 and 50 mm.sup.2.

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