B - Operations – Transporting – 03 – D
Patent
B - Operations, Transporting
03
D
B03D 1/02 (2006.01) B03B 11/00 (2006.01) B03D 1/14 (2006.01) B03D 1/16 (2006.01)
Patent
CA 2309187
An apparatus (10) for removing materials from a bath of fluid (14) includes at least one vessel (12) having a feed inlet and outlet. The vessel (12) contains a bath of fluid (14) and froth (20) located above the bath (14). At least one disperser apparatus (40) includes a rotatable shaft (44) and a rotor (48) connected to the shaft (44) and located in the bath (14). At least one froth removing device (22) includes at least one froth-removing surface (68) located at least between the shaft (44) and inwardly of the periphery of the vessel (12).
L'invention concerne un appareil (10) permettant d'éliminer des substances d'un bain de fluide (14). Cet appareil comprend au moins une cuve (12), pourvue d'un orifice d'entrée et d'un orifice de sortie. Cette cuve (12) renferme ledit bain de fluide (14), de l'écume (20) recouvrant ce bain (14). Au moins un appareil disperseur (40) comprend un arbre pivotant (44) et un rotor (48), lequel est relié audit arbre (44) et placé dans le bain (14). Au moins un dispositif d'élimination de l'écume (22) présente au moins une surface (68) permettant d'éliminer l'écume, cette surface étant située entre l'arbre (44) et l'intérieur de la périphérie de la cuve (12).
Cleveland-Cliffs Inc.
Gowling Lafleur Henderson Llp
Paananen Allan D.
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