Inert electrode containing metal oxides, copper and noble metal

Details Inert electrode containing metal oxides, copper and noble metal Inert electrode containing metal oxides, copper and noble metal

1999-02-01

2000-10-03

Bell, Bruce F.

Chemistry: electrical and wave energy

Apparatus

Electrolytic

204292, 204293, 2042431, 2042473, 75245, 75246, 75247, C25B 1100

Patent

active

061267996

ABSTRACT:
A cermet composite material is made by treating at an elevated temperature a mixture comprising a compound of iron and a compound of at least one other metal, together with an alloy or mixture of copper and a noble metal. The alloy or mixture preferably comprises particles having an interior portion containing more copper than noble metal and an exterior portion containing more noble metal than copper. The noble metal is preferably silver. The cermet composite material preferably includes alloy phase portions and a ceramic phase portion. At least part of the ceramic phase portion preferably has a spinel structure.

REFERENCES:
patent: 4397729 (1983-08-01), Duruz et al.
patent: 4552630 (1985-11-01), Wheeler et al.
patent: 4620905 (1986-11-01), Tarcy et al.
patent: 4871438 (1989-10-01), Marschman et al.
patent: 5019225 (1991-05-01), Darracq et al.
patent: 5865980 (1999-02-01), Ray et al.

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