Patent · US Expired

Method for the synthesis of ferrates

US7115242B2 · kind B2 · utility

0Cited by
10References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 10, 2004
Grant dateOct 3, 2006
Priority date
Expiry dateMar 22, 2025

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC02F1/72
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A method of synthesis of alkali metal ferrates and alkaline earth metal ferrates, in which a trivalent iron compound is mixed with potash and optionally persulphate, and the mixture is heated at a temperature in the range of about 250 to about 500° C. for about 1 to 10 hours. The invention also relates to the use of the ferrates obtained by this method.

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