Desulfurization composition for molten pig iron
US4236914A · kind A · utility
1Cited by
4References
5Claims
0Family size
Inventors
Key dates
| Filing date | Aug 15, 1979 |
| Grant date | Dec 2, 1980 |
| Priority date | — |
| Expiry date | Aug 15, 1999 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC21C1/025
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A desulfurizing composition which is fed together with nitrogen into a molten pig iron in a desulfurization. The desulfurizing composition comprises 0.3 to 10 wt.% of a carbon source for preventing secondary coagulation and 1 to 10 wt.% of a magnesium compound for inhibiting of calcium cyanamide and the main component of calcium carbide for the desulfurization.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.