| 摘要 |
<p>A device for sealing a passageway in a flue from a carbon anode baking furnace, the flue being generally rectangular in shape and comprising a flue top (10) and bottom, a headwall (14) on either end of the flue, two walls, an opening in the flue top, at least one baffle, and a plurality of spacers (16) which are connected to both walls of the flue, the headwall, the two walls and the flue top define a headwall port which permits fluid passage between adjoining flues; the sealing device comprises: an inflatable bladder (2), a means to deliver air under pressure (4) connected to the inflatable bladder (2) by a seal to prevent air leakage between the means to deliver air pressure and the inflatable bladder; the inflatable bladder is long enough to eextend from the flue top to a headwall (14) and seal off the communication between flues at the headwall port when inflated.</p> |
