Process and apparatus for dry forming of a material web from a l

Details Process and apparatus for dry forming of a material web from a l Process and apparatus for dry forming of a material web from a l

1992-09-09

1993-12-14

Crowder, Clifford D.

Textiles: fiber preparation

Assembling

Web forming

264121, 264518, D04H 172

Patent

active

052690490

ABSTRACT:
The invention relates to a process and an apparatus for the dry forming of a material web from a long-fiber material, wherein fibrous material is blown into a forming space to form a porous material web on a wire passing through the forming space. The dry forming of long fibers in lengths of at least 20 mm is problematic. In accordance with the invention, this problem has been solved in such a way that

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