FILTER FOR CLEANING LIQUID OR GAS Russian patent published in 2005 - IPC

FIELD: cleaning liquids and gases from finely-dispersed phase.

SUBSTANCE: proposed filter includes framework made in form of spring, tubular filtering cloth fitted on spring turns over entire length, thus forming filtering surface; filter includes also hollow perforated rod located coaxially inside spring, fixed cover secured to lower part of rod and upper cover connected to upper end of spring and mounted for axial motion on rod. Regeneration spring is made in form of tube smoothly perforated over entire length and provided with branch pipe for delivery of washing fluid or purge gas.

EFFECT: increased productivity due to reduction of time required for regeneration of tubular perforated cloth.

1 dwg