Compositions – Electrically conductive or emissive compositions – Metal compound containing
Patent
1990-04-06
1991-12-03
Barr, Joesphine
Compositions
Electrically conductive or emissive compositions
Metal compound containing
252521, 423593, 423596, 524401, H01B 106
Patent
active
050698249
ABSTRACT:
Electrically conductive oxides of the pyrochlore family based on copper and/or silver, lead, bismuth, and ruthenium, characterized by the formula M.sub.x M'.sub.y (Pb,Bi).sub.2-x-y Ru.sub.2 O.sub.7-z, wherein M=copper and/or silver, M'=calcium, strontium, and/or barium, 0.ltoreq.x.ltoreq.0.6, 0.1.ltoreq.y.ltoreq.1.0, and 0.1.ltoreq.z.ltoreq.1.0.
REFERENCES:
patent: 3583931 (1971-06-01), Bouchard
patent: 3681262 (1972-08-01), Bouchard
patent: 3896055 (1975-07-01), Bouchard et al.
Blanke Inge
Burckhardt Hans-Georg
Dehoust Jurgen
Gora Frieder
Guldner Karlheinz
Barr Joesphine
W.C. Heraeus GmbH
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