Patent · US Expired

Liquid ring pump lobe purge

USRE29747E · kind E · reissue

0Cited by
1References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 21, 1977
Grant dateAug 29, 1978
Priority date
Expiry dateMar 21, 1997

Classification

  • Technology area (CPC —)General

Abstract

Purging passages are machined or cast into the casing of a liquid ring compressor through which soluble or nonsoluble contaminants which may be present in the liquid ring may be removed from the compressor. These passages in single lobe pumps are located in the outer peripheral zones of the casing approximately 240.degree. from the pump land in the direction of rotation of the rotor in the area of the drive and idle ends of the rotor.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.