Exhaust gas purification device

Details Exhaust gas purification device Exhaust gas purification device

1977-08-10

1980-02-19

Hart, Douglas

Power plants

Internal combustion engine with treatment or handling of...

Having sensor or indicator of malfunction, unsafeness, or...

60290, 60299, 60302, 60322, F01N 315

Patent

active

041887832

ABSTRACT:
The exhaust gas purification device includes an exhaust manifold, a purification cylinder connected with the exhaust manifold through a first honey-comb shaped catalyst, and a second honey-comb shaped catalyst positioned at the rear portion of the purification cylinder. Each catalyst is supported by steel wool rings including coarse and dense portions of steel wool. The purification device further includes a secondary air supplying arrangement.

REFERENCES:
patent: 3773894 (1973-11-01), Bernstein
patent: 3854888 (1974-12-01), Frietzsche
patent: 3934411 (1976-01-01), Masaki
patent: 3935705 (1976-02-01), Hergoualch
patent: 3957445 (1976-05-01), Foster
patent: 3963445 (1976-06-01), Koyama
patent: 3964259 (1976-06-01), Fitzgerald
patent: 3983283 (1976-09-01), Bagley

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