Method for decreasing the amount of carbon and nitrogen contained in the ferrochrome alloy
US4050960A · kind A · utility
3Cited by
2References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 7, 1976 |
| Grant date | Sep 27, 1977 |
| Priority date | — |
| Expiry date | Jun 7, 1996 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB22F2999/00
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A low-carbon ferrochrome alloy containing a decreased amount of nitrogen can be made by this method. This method is conducted in a hydrogen stream and does not necessitate use of vacuum technique. A product of high purity can be obtained relatively simply and economically.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.