Filter

Details Filter Filter

1984-07-31

1985-12-03

Cintins, Ivars

Liquid purification or separation

Structural installation

Closed circulating system

210291, 2104162, B01D 2316

Patent

active

045564850

ABSTRACT:
In a filter of the type in which at least part of a casing is buried with its suction ports in pebbles spread inside a water tank in order to let the pebbles exhibit a filter operation and suction means is connected to the casing, the improvement wherein the filter casing consists of a suction portion buried in the pebbles together with its suction ports, and a purification portion connected to the suction portion and having the upper part thereof closed by a detachable lid, a filter material dividing the purification portion into a purification chamber and a non-purification chamber and held by a frame member is removably fitted into the purification portion, and the suction means is supported by the lid in such a manner as to face the interior of the purification chamber.

REFERENCES:
patent: 2676921 (1954-04-01), Vansteenkiste

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