Patent · US Expired

Method for continuous casting of steel

US6386271B1 · kind B1 · utility

68Cited by
7References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 31, 2000
Grant dateMay 14, 2002
Priority date
Expiry dateMar 31, 2020

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB22D11/14
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A method of continuous casting of a steel employs a mold power having a viscosity of 0.5-1.5 poise at 1,300° C. and a solidification temperature of 1,190-1,270° C., in which the mass ratio of CaO to SiO2 is 1.2-1.9, and casting is carried out under the following conditions: casting speed is 2.5-10 m/minute; mold oscillation stroke is 4-15 mm; and specific cooling intensity in secondary cooling of a slab is 1.0-5.0 liter/kg-steel.

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