Liquid purification or separation – Flow – fluid pressure or material level – responsive – Check valve
Patent
1998-12-03
2000-12-19
Drodge, Joseph W.
Liquid purification or separation
Flow, fluid pressure or material level, responsive
Check valve
55424, 210447, 210459, B01D 35153
Patent
active
061623547
ABSTRACT:
An integrated check valve/strainer-filter assembly that combines a check valve with a strainer-filter assembly in a compact structure is provided. The novel assembly provides the benefits of floor space savings and low maintenance costs. A strainer-filter element may be mounted in a removable strainer-filter housing to provide easy access to the element for cleaning or replacement. The check valve may be installed at one of three desirable positions thus affording additional flexibility of the present invention novel apparatus.
REFERENCES:
patent: 142438 (1873-09-01), Chapman
patent: 493378 (1893-03-01), Gibson
patent: 719913 (1903-02-01), Wackerow
patent: 748821 (1904-01-01), Wackerow
patent: 5972210 (1999-10-01), Munkel
Feng Ta Jung
Ku Shao Wei
Ku Yi Lang
Lee Wei Cheng
Ni Ming Shi
Drodge Joseph W.
Taiwan Semiconductor Manufacturing Company Ltd
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