Patent · US Expired

Process for dealuminizing molten cast iron

US5240673A · kind A · utility

0Cited by
2References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 4, 1992
Grant dateAug 31, 1993
Priority date—
Expiry dateSep 4, 2012

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC21C1/08
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

Recontaminating cast iron by contacting it with a molten flux consisting essentially of silicon dioxide and calcium fluoride.

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