Filter device comprising integral centrifugal separation

Details Filter device comprising integral centrifugal separation Filter device comprising integral centrifugal separation

2008-05-20

2008-05-20

Menon, Krishnan (Department: 1797)

Liquid purification or separation

Recirculation

Serially connected distinct treating or storage units

C210S304000, C210S310000, C210S307000, C210S195400, C210S197000

Reexamination Certificate

active

07374672

ABSTRACT:
A filter apparatus having a filter membrane, a main body, a supply channel running perpendicular to the surface of the filter membrane and a gap running between it and the filter membrane, for the formation of a tangentially directed transverse flow, a return channel connected with the supply channel, a circulation channel located around a circumferential edge of the membrane, having an inlet connected to the gap and an outlet connected to the return channel, and a circulator to impart a circular movement to the fluid in the circulation channel.

REFERENCES:
patent: 4368118 (1983-01-01), Siposs
patent: 5183569 (1993-02-01), Kyriacou
patent: 5352256 (1994-10-01), Stead et al.
patent: 5500134 (1996-03-01), Chahine
patent: 7225662 (1972-11-01), None
patent: 1433427 (1966-04-01), None

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