B - Operations – Transporting – 22 – D
Patent
B - Operations, Transporting
22
D
B22D 41/08 (2006.01) B22D 41/44 (2006.01) B22D 41/48 (2006.01)
Patent
CA 2199509
A flow control device (10) for the outlet nozzle (15, 17, 18) of a molten metal handling vessel (20), in which the device (10) is shaped to fit as a plug in the outlet nozzle (15, 17, 18), whereby a gap (29) is defined between the device (10) and the closure (27) for the outlet (18), the device having apertures (14a) closed by means (14) that melt under the influence of the molten metal in the vessel, the apertures (14a) providing passageways for the molten metal from the vessel (20) to the outlet (18).
On décrit un dispositif de commande d'écoulement (10) destiné à l'ajutage de sortie (15, 17, 18) d'une cuve de traitement (20) d'un métal fondu. le dispositif (10) est conformé pour s'adapter comme un obturateur dans l'ajutage de sortie (15, 17, 18), un espace (29) étant défini entre ce dispositif (10) et le système de fermeture (27) de la sortie (18). Le dispositif de commande présente des ouvertures (14a) fermées par un moyen (14) qui fond sous l'influence du métal fondu présent dans la cuve. Les ouvertures (14) donnent accès à des passages destinés au métal fondu a llant de la cuve (20) à la sortie (18).
Foseco International Limited
Gowling Lafleur Henderson Llp
LandOfFree
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