FIELD: textile industry; applicable in filter elements for cleaning of atmospheric air from dust and gases. SUBSTANCE: method consists in laying of thread-like material by alternating layers of different structure. Thread-like material is laid by turns on surface of package with obtaining winding which is cut along axis of package and unfolded, and cut ends are fastened. EFFECT: simplified method and low-cost flat filtering cloths. 2 cl, 2 dwg
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Authors
Dates
2001-04-20—Published
2000-06-09—Filed