Pumps – One fluid pumped by contact or entrainment with another – Contact or entrainment within rotary impeller
Patent
1985-09-30
1987-01-06
Freeh, William L.
Pumps
One fluid pumped by contact or entrainment with another
Contact or entrainment within rotary impeller
F04C 1900
Patent
active
046343482
ABSTRACT:
In a liquid ring compressor, the erosion and cavitation damage occurring under certain operating conditions is avoided by adding air or gas from the outside, at a pressure which approximately corresponds to the compression pressure, into particular pressure slot areas.
REFERENCES:
patent: 1180613 (1916-04-01), Siemen
patent: 3366314 (1968-01-01), Schroder
patent: 4083658 (1978-04-01), Ramm
patent: 4565498 (1986-01-01), Schmid et al.
Freeh William L.
Neils Paul F.
SIHI GmbH & Co. KG
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