Compositions – Electrically conductive or emissive compositions – Elemental carbon containing
Patent
1983-07-15
1985-03-12
Barr, Josephine L.
Compositions
Electrically conductive or emissive compositions
Elemental carbon containing
252507, 252508, 252509, 252504, 252510, 252511, 338 20, H01B 106
Patent
active
045044112
ABSTRACT:
A resistor composition for a resistor-incorporated spark plug, composed of glass, an inorganic aggregate and carbon, and adapted to be sealed in a centerbore in a ceramic insulator, at least 1% by weight of said aggregate being in advance mixed and calcined with an organic carbonaceous material to adsorb resultant carbonized carbon.
REFERENCES:
patent: 3408524 (1968-10-01), Blum et al.
patent: 3525894 (1970-08-01), Blum
patent: 3562186 (1971-02-01), Kesten et al.
patent: 3562187 (1971-02-01), Abdella
patent: 3909459 (1975-09-01), Friese et al.
patent: 4001145 (1977-01-01), Sakai et al.
patent: 4006106 (1977-02-01), Yoshida et al.
patent: 4173731 (1979-11-01), Takagi et al.
Sakai Masao
Sugimoto Makoto
Suzuki Yasuhiko
Barr Josephine L.
NGK Spark Plug Co. Ltd.
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