Liquid purification or separation – Plural distinct separators – Filters
Patent
1979-10-12
1982-03-30
Spear, Jr., Frank A.
Liquid purification or separation
Plural distinct separators
Filters
21033301, 210344, B01D 3326
Patent
active
043222951
ABSTRACT:
A fluid filtration apparatus including a filter packet enclosed by a container and comprised of a filtering element arranged on a hollow shaft through which filtrate is removed. The filtration apparatus also includes a seal arrangement to prevent filtrate from reentering into the space containing the fluid to be filtered. The seal and/or the part including the seal surface can be moved to form a gap to prevent damage of the seal during cleaning of the filtering elements.
REFERENCES:
patent: 2542527 (1952-04-01), Armstrong
patent: 3608731 (1971-09-01), Seggebruch
patent: 4104169 (1978-08-01), Muller et al.
patent: 4172795 (1979-10-01), Kurtz et al.
Schenk-Filterbau Gesellschaft mit beschrankter Haftung
Spear, Jr. Frank A.
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