Method of removing slag incrustations containing calcium oxide

US3948648A · kind A · utility

Assignee

• August Thyssen-Hutte AG

Inventors

• Walter Meichsner · Krefeld, DE
• Wolfgang Ullrich · Percha, DE
• Heinrich Rellermeyer

Key dates

• Filing date: Jan 9, 1974
• Grant date: Apr 6, 1976
• Expiry date: Jan 9, 1994

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T428/24033
• WIPO field: Materials, metallurgy
• WIPO sector: Chemistry

Abstract

Residual slag incrustations containing calcium oxide are removed from a surface in the presence of which molten iron has been desulfurized by contacting said incrustations with a source of an oxide of boron.