Patent · US Expired

Treating molten pig iron in a torpedo

US4395281A · kind A · utility

0Cited by
4References
7Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 22, 1981
Grant dateJul 26, 1983
Priority date
Expiry dateDec 22, 2001

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P10/25
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

Pig iron is tapped from a blast furnace into a torpedo in which the iron has a treating agent introduced to it while the iron is electromagnetically stirred lengthwise in the torpedo to uniformly distribute the agent throughout the iron while reducing the tendency for skulling in the torpedo.

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