Catalyst supported oxygen sensor element and a method of manufac

Details Catalyst supported oxygen sensor element and a method of manufac Catalyst supported oxygen sensor element and a method of manufac

1979-12-18

1981-10-27

Kaplan, G. L.

Chemistry: electrical and wave energy

Processes and products

Vacuum arc discharge coating

427123, 427125, 4271264, B05D 108, G01N 2758

Patent

active

042971926

ABSTRACT:
A catalyst supported oxygen sensor element detecting the oxygen concentration in exhaust gas from vehicle engines is composed of a tubular container of a solid ion-conductive electrolyte with the one end portion thereof closed, an inner electrode being positioned on the inner circumference of the container, an outer electrode being positioned on the outer circumference, a protective layer of a refractory material being provided on the outer circumference of the outer electrode, a catalyst layer being provided on the outer circumference of the protective layer, and optionally provided on the outer circumference of the catalyst layer, and a method of manufacturing the same.

REFERENCES:
patent: 3741725 (1973-06-01), Graham
patent: 3935089 (1976-01-01), Togana et al.
patent: 3978006 (1976-08-01), Topp et al.
patent: 4021326 (1977-05-01), Pollner et al.
patent: 4119512 (1978-10-01), Inoue et al.
patent: 4177112 (1979-12-01), Suzuki et al.

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