FIELD: filtering gases and liquids. SUBSTANCE: filtering hose is made of endless basalt threads and provided with a distance spring. The twist coefficient of the warp threads is 13-16. The twist coefficient of the weft threads is 7-9. The distance spring is mounted outside or inside the hose. EFFECT: enhanced quality of filtering. 2 cl, 1 dwg
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Authors
Dates
1995-02-27—Published
1992-05-12—Filed