Boron nitride exhaust seal

Details Boron nitride exhaust seal Boron nitride exhaust seal

1995-07-05

1996-11-05

Bell, Bruce F.

Chemistry: electrical and wave energy

Apparatus

Electrolytic

204425, 204427, 501 96, 501 97, 106 33, 123672, G01N 2726

Patent

active

055713971

ABSTRACT:
A boron nitride ceramic is used as a high temperature gasket material to prevent gas leakage between an exhaust gas oxygen sensor and the exhaust system of an internal combustion engine.

REFERENCES:
patent: 4609454 (1986-09-01), Ziegler
patent: 4717464 (1988-01-01), Oshima et al.
patent: 4842713 (1989-06-01), Stahl
patent: 5031445 (1991-07-01), Kato et al.
patent: 5089133 (1992-02-01), Kato et al.
patent: 5128286 (1992-07-01), Funayama et al.
patent: 5228975 (1993-07-01), Yamada et al.

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