Patent · US Expired

Removal of contaminants from molten metals

US5336294A · kind A · utility

1Cited by
4References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 15, 1993
Grant dateAug 9, 1994
Priority date
Expiry dateJul 15, 2013

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P10/20
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

Particles or inclusions are removed from a molten alloy by contacting the molten alloy with a material selected from the group consisting of aluminium silicate, magnesium silicate, zirconium oxide or a mixture of alumina-calcia and alumina-magnesia.

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