Method of producing metal melts and an electric arc furnace therefor

US5410566A · kind A · utility

Assignee

• Voest-Alpine Industrieanlagenbau GmbH & Co. · AT

Inventors

• Johannes Steins · Linz, AT
• Harald Berger · Kelkheim, DE
• Peter Mittag · Linz, AT

Key dates

• Filing date: Dec 3, 1992
• Grant date: Apr 25, 1995
• Expiry date: Dec 3, 2012

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y02P10/20
• WIPO field: Materials, metallurgy
• WIPO sector: Chemistry

Abstract

In a method of producing metal melts, in particular a steel melt from scrap, in an electric arc furnace having at least one graphite electrode, organic substances are charged into the electric arc through a central longitudinal recess of the graphite electrode so as to reduce electrode consumption.