Papermakers felt having a point-bonded web layer formed of...

Details Papermakers felt having a point-bonded web layer formed of... Papermakers felt having a point-bonded web layer formed of...

2007-09-11

2007-09-11

Hug, Eric (Department: 1731)

Paper making and fiber liberation

Apparatus

Running or indefinite length product forming and/or treating...

C162S900000, C156S148000, C442S270000, C442S271000, C442S402000, C428S218000, C428S220000, C028S110000, C028S142000

Reexamination Certificate

active

10934028

ABSTRACT:
A paper makers felt comprising a fibrous outer layer formed of inter-engaged fibers of between 3.0 and 67 dtex inter-engaged preferably by needling, and a web layer formed of fibers which are between 200 and 600 dtex and are inter-engaged preferably by point bonding. The outer layer is engaged with the web layer, preferably by needling, forming a composite paper makers felt.

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The Paper Machine Wet Press Manual, TAPPI Press, p. 54 (1991).
http://en.wikipedia.org/wiki/Nylon.
http://en.wikipedia.org/wiki/Polyethylene—terephthalate.

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