FIELD: industrial cleaning of gases and liquids. SUBSTANCE: bulky filter is made in form of tubular knitted fabric made of stretchable and nonstretchable fibers at rib weave 1-1; it has additional courses of bicomponent different-shrinkable fibers at melting point not below 150 C alternating with course of rib weave and having at least 20 additional courses of tricot weave. EFFECT: enhanced efficiency. 2 cl, 2 dwg
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Authors
Dates
1996-06-27—Published
1994-01-05—Filed