Gas separation – With nonliquid cleaning means for separating media – Solid agent cleaning member movingly contacts apparatus
Patent
1974-08-12
1976-08-24
Lutter, Frank W.
Gas separation
With nonliquid cleaning means for separating media
Solid agent cleaning member movingly contacts apparatus
55223, 55228, 55238, 55247, 55256, 55267, 55292, 55431, 55467, 55417, 210DIG22, 261 28, 261 84, 261153, 415 72, 415178, 415201, 417 71, 417360, B01D 4718
Patent
active
039764532
ABSTRACT:
A vacuum pump of the liquid vortex type including a closed tank and a helical rotor for operation below the level of liquid therein is provided with a readily demountable rotor unit mounted exteriorly of the tank and having its enclosing shroud opening into the tank. Servicing, including that for removal of scale is greatly facilitated. In addition the pump is provided with a system of ultrasonic vibration elements whereby the accumulation of scale is inhibited or greatly reduced.
REFERENCES:
patent: 919249 (1909-04-01), Roddiman
patent: 934617 (1907-09-01), Mockridge
patent: 1614647 (1927-01-01), Brooks
patent: 2480095 (1949-08-01), Buchi
patent: 2524703 (1950-10-01), Hartman
patent: 2724505 (1955-11-01), Loosli
patent: 3204861 (1965-12-01), Brown
patent: 3648440 (1972-03-01), Egan
patent: 3693326 (1972-09-01), Deane
patent: 3714764 (1973-02-01), Gething
patent: 3751885 (1973-08-01), McNeely
Lacey David L.
Lutter Frank W.
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