Membrane for separating fluids

US6387269B1 · kind B1 · utility

Assignees

• BAYER HEALTHCARE LLC · DE
• Mitsui Zosen Kabushiki Kaisha · JP

Inventors

• Ansgar Eltner · Recklinghausen, DE
• Hans-Georg Gobbel · Kallstadt, DE
• Andreas Nickel · Winsen (Aller), DE
• Lothar Puppe · Burscheid, DE
• Masakazu Kondo · Kobe, JP
• Yoshio Morigami · Okayama, JP
• Kenichi Okamoto · Yamaguchi, JP
• Hidetoshi Kita · Fukui, JP

Key dates

• Filing date: Jul 26, 1999
• Grant date: May 14, 2002
• Expiry date: Jul 26, 2019

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B01J2229/64
• WIPO field: Chemical engineering
• WIPO sector: Chemistry

Abstract

A porous composite structure, and in particular a membrane, for separating fluids is described. The composite structure comprises at least a porous support and a zeolite layer applied to the support and the zeolite is a zeolite of the T type or of an erionite type.