Apparatus and method for sealing coke oven doors

Details Apparatus and method for sealing coke oven doors Apparatus and method for sealing coke oven doors

1974-10-15

1977-04-05

Sofer, Jack

Distillation: apparatus

Apparatus

Elements

122498, 202269, 49485, 49484, 110173R, C10B 106, C10B 2900, F23M 508

Patent

active

040160467

ABSTRACT:
A coke oven door has a primary seal that includes a first metal knife edge in contact with a door jamb first sealing surface, and a secondary seal that includes a second metal knife edge in contact with a door jamb second sealing surface. The plenum or space between the sealing knife edges is maintained at super atmospheric pressure by flowing coke oven gas into the plenum. In a modification of the invention, the secondary seal includes a metal strip in contact with an elastic material; the plenum between the sealing surfaces being also pressurized above atmospheric pressure and purged of coke oven gas.

REFERENCES:
patent: 1880600 (1932-10-01), Umbel
patent: 2662053 (1953-12-01), Brown
patent: 2878170 (1959-03-01), Forsans
patent: 3623714 (1971-11-01), Firmin
patent: 3787172 (1974-01-01), Sanderson
patent: 3791075 (1974-02-01), Blickman

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