B - Operations – Transporting – 65 – G
Patent
B - Operations, Transporting
65
G
302/20
B65G 53/04 (2006.01) B65G 53/16 (2006.01)
Patent
CA 1153043
ABSTRACT OF THE DISCLOSURE Pneumatic conveyor having an elongate duct for flow of gas-borne particulate material. In order to inhibit formation of stagnant pockets and recirculation of solids within the duct, an annular flow of gas is introduced into the duct, preferably along its peripheral wall. The annular flow may be auxiliary to the main flow and may be introduced via an annular passage encompassing an inlet section of the duct and extending longitudinally of the duct. Gas may be supplied to the annular passage from an annular plenum chamber surrounding the duct. -1-
333399
Broken Hill Proprietary Company Limited (the)
Kirby Eades Gale Baker
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