Patent · US Active

Treatment of zirconia-based material with ammonium bi-fluoride

US8778291B2 · kind B2 · utility

0Cited by

2References

12Claims

0Family size

Assignee

The South African Nuclear Energy Corporation Limited · ZA

Inventors

Willem Liebenberg Retief · Centurion, ZA
Johannes Theodorus Nel · Kempton Park, ZA
Wilhelmina Du Plessis · Centurion, ZA
Philippus Lodewyk Crouse · Pretoria, ZA

Key dates

Filing date	Jul 29, 2010
Grant date	Jul 15, 2014
Priority date	—
Expiry date	Jan 4, 2031

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC01P2006/80
WIPO fieldMaterials, metallurgy
WIPO sectorChemistry

Abstract

A process for treating a zirconia-based material comprises reacting, in a reaction step, the zirconia-based material with ammonium bifluoride, NH4F.HF. An ammonium fluorozirconic compound is produced.

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