Twin wire former

Details Twin wire former Twin wire former

D - Textiles, Paper

21

F

92/10

D21F 1/00 (2006.01)

Patent

CA 1244697

TWIN WIRE FORMER ABSTRACT OF THE DISCLOSURE A method and apparatus for forming a sheet of paper from a slurry of paper making fibres by applying the slurry between a pair of forming wires and gently draining in a first drainage zone formed by passing said wires under tension over a first forming shoe having a solid forming surface, such drainage being substantially only in one direction through one of the forming wires to form a first thin layer of fibres adjacent the one wire, then draining through the other wire which is in contact with the opposite surface of the wet slurry to form a second thin layer on the second wire in a second forming zone formed by passing the wires in tensioned relationship over a second forming shoe having a solid forming surface thereby to substantially complete the "formation" of said web as said wire traverses the second shoe.

454685

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