FIELD: coke-oven and by-product process; particularly, removal of gas-dust products generated during discharge of coke from coke ovens. SUBSTANCE: in the lower portion of enclosure fastened on door-removal machine the dust suction hood is installed with slotted gap relative to enclosure walls. Hood forms cavity being enclosed on the top, upper portion of which is made with slope pointed away from suction. On side hood wall on suction side connecting devices are installed which connect hood cavity with header for suction of gas-dust products generated during discharge of coke into quenching car. EFFECT: enhanced operation reliability of apparatus and reduced power consumption during its operation. 2 dwg
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