Method and device for separating acid gases from a gas mixture

US9221007B2 · kind B2 · utility

Assignee

• EVONIK DEGUSSA GMBH · DE

Inventors

• Jörn Rolker · Alzenau, DE
• Matthias Seiler · Soest, DE
• Ralf Meier · Dortmund, DE
• Udo Knippenberg · Marl, DE
• Rolf Schneider · Burgstetten, DE
• Muhammad Irfan · Niederrodenbach, DE
• Hari Prasad Mangalapally · Hanau, DE

Key dates

• Filing date: Nov 13, 2012
• Grant date: Dec 29, 2015
• Expiry date: Aug 11, 2033

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y02E50/30
• WIPO field: Chemical engineering
• WIPO sector: Chemistry

Abstract

The invention is directed to a method for separating acid gases from a gas mixture in which the gas mixture is contacted with an absorption medium which comprises water and at least one amine and has a phase-separation temperature in the range from 0 to 130° C. In addition, the invention is directed to a device which can be used for carrying out this method.