Method and apparatus for treating moist dust and mud in the steel industry

US4661243A · kind A · utility

Assignee

• Hoescht Aktiengesellschaft · DE

Inventors

• Rainer Hotz · Werne, DE
• Herbert Muszkiewicz · Dortmund, DE

Key dates

• Filing date: Feb 21, 1985
• Grant date: Apr 28, 1987
• Expiry date: Feb 21, 2005

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B01D21/26
• WIPO field: Chemical engineering
• WIPO sector: Chemistry

Abstract

In an apparatus for processing moist dust and mud from dust removal equipment, especially in the steel industry, wherein the mud is concentrated, fractionated and dewatered in several steps the mud is dewatered in a centrifugal separator, to allow the mud from the dust removal equipment of blast furnaces and steel works to be dewatered in an environmentally acceptable and simple and cost effective way.