Method and apparatus for purifying gases leaking from coke ovens

Details Method and apparatus for purifying gases leaking from coke ovens Method and apparatus for purifying gases leaking from coke ovens

1978-11-08

1980-05-27

Yudkoff, Norman

Distillation: processes, thermolytic

Sequentially removing, treating and recycling a product

Removing and treating vapor

202255, 202263, 55 84, C10B 2700

Patent

active

042049121

ABSTRACT:
A method and apparatus is provided for separating tar from gases leaking from the oven door of a coke oven. At least one gas extraction device is located at a point of leakage and is connected through a collection duct to an extractor fan for sucking the gases from the door. A means is provided for spraying hot ammonia liquor into the upstream portion of the collection duct and a means is provided for introducing saturated steam into the duct downstream of the ammonia spraying means.

REFERENCES:
patent: 1826561 (1931-10-01), Miller
patent: 3020138 (1962-02-01), Wethly
patent: 3764482 (1973-10-01), Yoshida et al.
patent: 3926740 (1975-12-01), Krikau
patent: 3933595 (1976-01-01), Gordon et al.

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