Patent · US Expired

Method of making alkali metal stannates

US5342590A · kind A · utility

0Cited by
3References
7Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 24, 1992
Grant dateAug 30, 1994
Priority date
Expiry dateFeb 24, 2012

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC01G19/00
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

The invention provides a method of making alkali metal stannates which comprises heating a mixture of tin oxide with a solution of alkali under pressure. Preferably a stoichiometric excess of alkali over the tin is used.

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