Pumps – One fluid pumped by contact or entrainment with another – Contact or entrainment within rotary impeller
Patent
1980-12-12
1983-07-12
Look, Edward K.
Pumps
One fluid pumped by contact or entrainment with another
Contact or entrainment within rotary impeller
F04C 1900
Patent
active
043927831
ABSTRACT:
A liquid ring pump having at least two discharge port portions communicating respectively with relatively low and relatively high pressure portions of the compression zone in the pump, and a discharge chamber communicating with the discharge port portions for causing excess pumping liquid discharged from the discharge port to flow transversely over the discharge port portion communicating with the relatively low pressure portion of the compression zone.
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patent: 3707337 (1972-12-01), Segebrecht
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patent: 3771898 (1973-11-01), Segebrecht
patent: 3884596 (1975-05-01), Hoffmeister
Jackson Robert R.
Look Edward K.
Plant David W.
The Nash Engineering Company
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