Fluidized bed gas generator for allothermic gasification of coal

US5346515A · kind A · utility

Assignee

• Bergwerksverband GmbH · DE

Inventors

• Helmut Kubiak · Herne, DE
• Hans-Jurgen Schroter · Mühlheim, DE
• Gunther Gappa · Gelsenkirchen, DE
• Heinrich Kalwitzki · Essen, DE
• Klaus Knop · Geldern, DE

Key dates

• Filing date: Oct 19, 1992
• Grant date: Sep 13, 1994
• Expiry date: Oct 19, 2012

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C10J2300/1861
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

Apparatus is disclosed for the allothermic gasification of coal with steam. The gasifier is vertically arranged with heat exchange tubes in separate gasification and pyrolysis zones so that a heat exchange medium is used in both zones.