Retaining device for apparatus having semi-permeable membranes

Details Retaining device for apparatus having semi-permeable membranes Retaining device for apparatus having semi-permeable membranes

1975-12-15

1979-01-09

Spear, Jr., Frank A.

Liquid purification or separation

With repair or assembling means

Sliding or rolling on guide means

210321B, B01D 3100

Patent

active

041337646

ABSTRACT:
A retaining device for fluid treatment apparatus having a stack of membranes and spacers in which the stack is clamped between two end plates which are provided with a projection or opening and two side plates which are provided with an opening or projection co-operating therewith, movement of the sideplates relative to the end plates, parallel to the end plates, effecting movement together of the end plates due to inclined surfaces on the projections and/or openings.

REFERENCES:
patent: 3341022 (1967-09-01), Isreeli
patent: 3734298 (1973-05-01), Riede et al.
patent: 4039455 (1977-08-01), Bardin et al.

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