Compositions – Electrically conductive or emissive compositions – Metal compound containing
Patent
1983-02-18
1984-06-05
Barr, Josephine
Compositions
Electrically conductive or emissive compositions
Metal compound containing
252519, 252521, 338 20, 338 21, H01B 106
Patent
active
044527284
ABSTRACT:
A sintered nonlinear resistor body, useful in gapless lightning arresters comprises a major amount of ZnO and additional metal oxides including at least Al.sub.2 O.sub.3 and an amount of boron oxide of from about 0.005 mole % to about 0.6 mole %, in combination with a total amount of at least one selected alkali metal oxide of from about 0.005 mole % to about 0.3 mole %.
REFERENCES:
patent: 3663458 (1972-05-01), Masuyama et al.
patent: 3760318 (1973-09-01), Masuyama et al.
patent: 3903226 (1975-09-01), Iga et al.
patent: 4094061 (1978-06-01), Gupta et al.
patent: 4160748 (1979-07-01), Yodogawa et al.
patent: 4338223 (1980-07-01), Yokomizo et al.
Carlson William G.
Gupta Tapan K.
Sweetana, Jr. Andrew S.
Barr Josephine
Cillo D. P.
Westinghouse Electric Corp.
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