Gas and liquid contact apparatus – Fluid distribution – Pumping
Patent
1980-12-03
1983-02-01
Lacey, David L.
Gas and liquid contact apparatus
Fluid distribution
Pumping
55230, 55257R, 55414, 261 88, B01D 4708
Patent
active
043714773
ABSTRACT:
This invention relates to a dust control device enabling dust to be wetted with water mist.
The device according to this invention has a water impeller 2 situated in a tunnel 11, 12 behind the fan impeller 1 when viewed upon in the air flow direction in the tunnel 11, 12.
The water impeller 2 has a water passage 13 with a suitable hole 5 on the circumference, said hole being situated transversally relative to the water passage 13 and being inclined at an angle .alpha. to the radial axis of the water impeller 2 opposed to the rotation of the said water impeller 2.
The described device is particularly useful in underground coal mines in places where coal is loaded from one conveyor onto another.
REFERENCES:
patent: 1223083 (1917-04-01), Lynn
patent: 2598032 (1952-05-01), Blomen
patent: 2944628 (1960-07-01), Sauter
patent: 3596885 (1971-08-01), Stone
patent: 3698158 (1972-10-01), Kinnebrew
Control of Harmful Dust in Coal Mines, National Coal Board, Edition London 1973, pp. 25 and 26.
Miles, R. C., Venturis Ventilate and Control Dust, Coalage, Mar. 1979, pp. 84-90.
Karowiec Krzysztof
Mura Alojzy
Pawelczyk Jerzy
Sedlaczek Janusz
Skrzypiec Zbigniew
Centrum Konstrukcyjno-Technologiczne Maszyn Gorniczych "Komag"
Lacey David L.
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