Additive for use in refining iron
US4137072A · kind A · utility
23Cited by
3References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 25, 1977 |
| Grant date | Jan 30, 1979 |
| Priority date | — |
| Expiry date | Nov 25, 1997 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC21C1/105
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
Disclosed is an additive in a molded form for use in refining iron. The additive comprises a mixture of at least one metal selected from magnesium, calcium and aluminum, and at least one metal oxide selected from magnesium oxide, calcium oxide and aluminum oxide.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.