Method for producing metal oxide powders
US5840267A · kind A · utility
11Cited by
3References
6Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 27, 1996 |
| Grant date | Nov 24, 1998 |
| Priority date | — |
| Expiry date | Jun 27, 2016 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC01P2004/32
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A method for producing a metal oxide powder which comprises heating a metal or metals in an atmosphere gas comprising a halogen gas, a hydrogen halide gas or a mixture of these gases in a concentration of from 0.5% by volume or more to 99.5% by volume or less; and oxygen, water vapor or a mixture of these gases in a concentration of from 0.5% by volume or more to 99.5% by volume or less.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.