C - Chemistry – Metallurgy – 10 – B
Patent
C - Chemistry, Metallurgy
10
B
202/46, 183/83
C10B 27/00 (2006.01) C10B 27/04 (2006.01) C10B 33/00 (2006.01)
Patent
CA 1068636
ABSTRACT OF THE DISCLOSURE The present invention provides in the operation of a coke oven including a coke discharge step and a coal charge step at which step a dust containing gas is discharged , a method of collecting dust from said gases which comprises passing said gases to a common bag filter dust collector, the gases from said coke discharge step being first passed to said collec- tor to deposit a fine layer of coke particles on the filter and then alternately repeating collection of dust containing gases from said steps into said filter whereby tar mists contained in said gas from said coal charge step are deposited in the layer of fine coke particles. The present invention also provides dust in the coal charging step is burnt in a combustion chamber disposed on a charging car and then is preliminarily filtered by a wet type pre-dust collector.
242708
Kakumura Kentaro
Sasaki Nobukastu
Sato Yorito
Ueno Hajime
Kansai Netsukagaku Kabushiki Kaisha
Mitsubishi Chemical Industries Ltd.
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