B - Operations – Transporting – 22 – D
Patent
B - Operations, Transporting
22
D
39/113
B22D 41/16 (2006.01) B22D 41/14 (2006.01) F27D 3/14 (2006.01) F27D 3/15 (2006.01)
Patent
CA 2023071
23843-219 ABSTRACT A closure and control element (1) of a metallurgical vessel has a fixed inner tube (2) and an outer tube (3) which is movable relative to it. In order to produce emergency closure characteristics, the possible closure stroke of the outer tube (3) is so large that a closed position may be reached in which an end edge (8) of the lower end of the outer tube (3) seats against an annular surface (10) in the plane of the base (4).
Hintzen Ullrich
Luhrsen Ernst
Schuler Andreas
Didier-Werke Ag
Fetherstonhaugh & Co.
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