Owner NGK Insulators, Ltd.

Inventors Tomita, Toshihiro; Kaigawa, Kazuyuki; Obata, Masamichi; Yoshida, Manabu

Agent Patent Attorney Services

Pub. Number AU-B-2005221562

PCT Pub. Number WO2005/087355

Priority 2004-071187 12.03.04 JP; 2004-083818 23.03.04 JP

Filing date 11 March 2005

Wipo publication date 22 September 2005

Acceptance publication date 27 May 2010

B01D 53/22 (2006.01) Separation of gases or vapours - by diffusion

B01D 53/02 (2006.01) Separation of gases or vapours -

B01D 67/00 (2006.01) Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus

B01D 69/10 (2006.01) Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties

B01D 69/12 (2006.01) Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties

B01D 71/02 (2006.01) Semi-permeable membranes for separation processes or apparatus characterised by the material

B01J 20/20 (2006.01) Solid sorbent compositions - comprising free carbon

C01B 31/02 (2006.01) Carbon

B01J 20/28 (2006.01) Solid sorbent compositions - characterised by their form or physical properties