Owner The University Court of the University of St. Andrews

Inventors Tao, Shanwen; Irvine, John Thomas Sirr

Agent Griffith Hack

Pub. Number AU-B-2003248994

PCT Number PCT/GB03/03344

PCT Pub. Number WO2004/013925

Priority 0217794.7 01.08.02 GB

Filing date 31 July 2003

Wipo publication date 23 February 2004

Acceptance publication date 18 December 2008

C04B 35/50 (2006.01) Shaped ceramic products characterised by their composition - based on rare earth compounds

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

C01F 11/02 (2006.01) Compounds of calcium, strontium, or barium

C01G 37/14 (2006.01) Compounds of chromium

C01G 45/00 (2006.01) Compounds of manganese

C01G 45/12 (2006.01) Compounds of manganese

C04B 35/01 (2006.01) Shaped ceramic products characterised by their composition - based on oxides

C04B 35/03 (2006.01) Shaped ceramic products characterised by their composition - based on magnesium oxide, calcium oxide or oxide mixtures derived from dolomite

C04B 35/42 (2006.01) Shaped ceramic products characterised by their composition

H01M 4/86 (2006.01) Electrodes - Inert electrodes with catalytic activity, e.g. for fuel cells

H01M 4/88 (2006.01) Electrodes - Processes of manufacture

H01M 4/90 (2006.01) Electrodes - Selection of catalytic material

H01M 8/12 (2006.01) Fuel cells - operating at high temperature, e.g. with stabilised ZrO electrolyte