Patent · US Expired

Method of preparing a diaphragm having a gel of a hydrous oxide or zirconium in a porous matrix

US4253935A · kind A · utility

12Cited by
7References
16Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 19, 1979
Grant dateMar 3, 1981
Priority date
Expiry dateSep 19, 1999

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC25B13/04
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

Disclosed is a method of vacuum depositing zirconia and magnesia in a porous matrix to form a diaphragm.

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