Patent · US Expired

Additives for continuous casting of steel

US4340426A · kind A · utility

14Cited by
3References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 9, 1980
Grant dateJul 20, 1982
Priority date
Expiry dateJun 9, 2000

Classification

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

Abstract

An additive for continuous casting of steel comprising as a base material a neutral to basic amorphous fluorine-containing calcium silicate containing up to 10% by weight R.sub.2 O.sub.3, wherein R represents Al and F, and up to 1.5% by weight P.sub.2 O.sub.5 ; this additive prevents surface defects on billets and final products derived therefrom in continuous casting.

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