Patent · US Expired

Product for the desulphurization of molten pig iron or steel based on coated magnesium

US5198016A · kind A · utility

0Cited by
3References
10Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 5, 1991
Grant dateMar 30, 1993
Priority date
Expiry dateNov 5, 2011

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC21C7/0645
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A magnesium-containing material for desulphurizing molten pig iron or steel having magnesium particles as a substrate covered with an organic material, which in turn is covered with a refractory powder. The organic material is either a saturated aliphatic acid or an ester of a saturated aliphatic acid which is a solid at room temperature.

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