Spiral wound filtration system and method of utilizing same

Details Spiral wound filtration system and method of utilizing same Spiral wound filtration system and method of utilizing same

1990-02-22

1991-01-29

Sever, Frank

Liquid purification or separation

Processes

Liquid/liquid solvent or colloidal extraction or diffusing...

2101952, 210335, 210340, B01D 6300

Patent

active

049884450

ABSTRACT:
A filtration system and method constitute the subject matter of the present invention. The system comprises first and second filtration stages which are joined in series with each stage comprising a plurality of filtration modules range for parallel flow. The concentrate from the first stage forms the feed for the second stage and a portion of the second stage concentrate is recirculated to the first stage feed stream. A feed pump and a recirculating pump together with appropriate flow controllers and valves provide means for effecting control over both pressure and flow rate within the system.

REFERENCES:
patent: 4784771 (1988-11-01), Wathen et al.
patent: 4844804 (1989-07-01), Taylor
patent: 4850498 (1989-07-01), Taylor

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