Hydrogen cyanide synthesis process

US6596251B2 · kind B2 · utility

Assignee

• ROEHM GMBH & CO. KG · DE

Inventors

• Thomas Schaefer · Liestal, CH
• Thomas Krauss · Stuttgart, DE

Key dates

• Filing date: Jul 13, 2001
• Grant date: Jul 22, 2003
• Expiry date: Aug 30, 2021

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C01C3/0212
• WIPO field: Materials, metallurgy
• WIPO sector: Chemistry

Abstract

A process for the synthesis of hydrogen cyanide by the Andrussow process by reaction of methane or methane-containing natural gas, ammonia and oxygen or oxygen-enriched air on a catalyst at an elevated temperature, wherein