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1. (WO2014190430) ROTARY INJECTOR AND PROCESS OF ADDING FLUXING SOLIDS IN MOLTEN ALUMINUM

Pub. No.:    WO/2014/190430    International Application No.:    PCT/CA2014/050476
Publication Date: Fri Dec 05 00:59:59 CET 2014 International Filing Date: Sat May 24 01:59:59 CEST 2014
IPC: B01F 7/02
B01F 15/02
C22B 9/10
C22C 1/06
Applicants: RIO TINTO ALCAN INTERNATIONAL LIMITED
Inventors: LANGLAIS, Joseph
WAITE, Peter Donald
BRETON, Francis
MUNGER, Serge
Title: ROTARY INJECTOR AND PROCESS OF ADDING FLUXING SOLIDS IN MOLTEN ALUMINUM
Abstract:
A rotary injector comprising an elongated shaft having a proximal end and a distal end, and an impeller at the distal end of the elongated shaft, the elongated shaft and the impeller being collectively rotatable during operation around an axis of the shaft, the rotary injector being hollow and having an internal supply conduit extending along the shaft and across the impeller, the supply conduit having an inlet at the proximal end of the shaft, a main portion extending from the inlet to a discharge portion, the discharge portion extending to an axial outlet, the discharge portion having a narrow end connecting the main portion of the supply conduit and a broader end at the axial outlet.