FREMGANGSMAATE OG APPARAT FOR FREMSTILLING AV FIBROESE BANER

摘要

A process for the manufacture of fibrous webs comprises passing an endless air-permeable forming wire 13 below a number of fibre distributors, discharging fibres thereon so as to form a fibre layer, the forming wire used having openings of an area exceeding 1 mm<2> and the fibre material passing through the forming wire below a given fibre distributor being passed to one or more of the following fibre distributors.