Title:
DUAL-FUNCTION IMPELLER FOR A ROTARY INJECTOR
Document Type and Number:
WIPO Patent Application WO/2015/042712
Kind Code:
A8
Abstract:
The dual-function impeller can be rotated in molten metal in a direction of rotation, as part of a rotary injector. The impeller can have a body having an axis, a plurality of blades circumferentially interspaced around an axis, and an aperture coinciding with the axis. The blades having both a radially extending portion facing the direction of rotation and collectively generating a radial flow component upon said rotation, and a slanted portion also facing the direction of rotation, inclined relative to a radial plane, and collectively generating an axial flow component directed away from the rotary injector upon said rotation.
Inventors:
LANGLAIS JOSEPH (CA)
WAITE PETER DONALD (CA)
BRETON FRANCIS (CA)
MUNGER SERGE (CA)
BEAULIEU MARTIN (CA)
WAITE PETER DONALD (CA)
BRETON FRANCIS (CA)
MUNGER SERGE (CA)
BEAULIEU MARTIN (CA)
Application Number:
PCT/CA2014/050922
Publication Date:
April 14, 2016
Filing Date:
September 26, 2014
Export Citation:
Assignee:
RIO TINTO ALCAN INT LTD (CA)
International Classes:
F27D27/00; C22C1/06
Attorney, Agent or Firm:
NORTON ROSE FULBRIGHT CANADA LLP/S.E.N.C.R.L., S.R.L. (Suite 15002828 boulevard Laurie, Québec Québec G1V 0B9, CA)
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