BLAST FURNACE TAPPING APPARATUS BY WITHDRAWING THE TAPPING BAR

摘要

1. Device for extracting a bar (8) of the type comprising : a frame (10) means (18, 14) for securing the frame on a supporting machine movable at least in the two directions (31, 32) of the axis of the bar (8), means (12) for wedging in the bar (8), comprising a hole (24) to allow the bar through, said hole being formed in a pivotal part (12, 33) hinged on a pin (22) of the frame (10), characterized in that the hole (24) has a set diameter greater than that of the bar (8), and the mobility of the securing means (18, 24) cooperates with the pivotal wedging means (12) in order to wedge the bar (8) in position by relative pivoting movement of the hole (24) with respect to the bar (8).