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1. (WO1991009430) CERIA ELECTROLYTE COMPOSITION
Latest bibliographic data on file with the International Bureau

Pub. No.: WO/1991/009430 International Application No.: PCT/US1990/007075
Publication Date: 27.06.1991 International Filing Date: 04.12.1990
Chapter 2 Demand Filed: 12.07.1991
IPC:
C04B 35/50 (2006.01) ,H01M 8/12 (2006.01)
C CHEMISTRY; METALLURGY
04
CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
B
LIME; MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
35
Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
50
based on rare earth compounds
H ELECTRICITY
01
BASIC ELECTRIC ELEMENTS
M
PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
8
Fuel cells; Manufacture thereof
10
Fuel cells with solid electrolytes
12
operating at high temperature, e.g. with stabilised ZrO2 electrolyte
Applicants:
INTERNATIONAL FUEL CELLS CORPORATION [US/US]; 195 Governor's Highway South Windsor, CT 06074, US
Inventors:
MARICLE, Donald, L.; US
SWARR, Thomas, E.; US
TULLER, Harry, L.; US
Agent:
RUZEK, Peter, R.; United Technologies Corporation Patent Department Hartford, CT 06101, US
Priority Data:
450,42014.12.1989US
Title (EN) CERIA ELECTROLYTE COMPOSITION
(FR) COMPOSITION D'ELECTROLYTE A BASE D'OXYDE CERIQUE
Abstract:
(EN) A ceria electrolyte composition is disclosed. The composition provides high ionic conductivity and low electronic conductivity under reducing conditions. Fuel cells employing the disclosed composition exhibit improved efficiency and power density.
(FR) La composition permet d'obtenir une conductivité ionique élevée et une conductivité électronique faible dans des conditions de réduction. Les piles à combustibles employant la composition de l'invention présentent une efficacité et une densité de puissance améliorées.
Designated States: CA, DK, JP
European Patent Office (AT, BE, CH, DE, DK, ES, FR, GB, GR, IT, LU, NL, SE)
Publication Language: English (EN)
Filing Language: English (EN)
Also published as:
EP0504260CA2071888