| 摘要 |
FIELD: process engineering. ^ SUBSTANCE: invention relates to filtration of fluids and, mainly, gases. Filtration material comprises corrugated filter cloth. Crimps comprise bar tacks arranged at the distance from crimp crest of 0.1 to 0.9 of crimp height. The distance between said bar tacks makes 0.1 to 10 crimp heights. Said bar tacks are arranged on opposite crimps in staggered order. ^ EFFECT: higher efficiency of filtration. ^ 2 dwg |
