Head box of paper machine

Details Head box of paper machine Head box of paper machine

1998-02-13

2000-06-20

Silverman, Stanley S.

Paper making and fiber liberation

Processes and products

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

162252, 162259, 162258, 162343, 162336, D21F 100

Patent

active

060773952

ABSTRACT:
Head box for manufacturing a fibrous pulp web. The head box may include a pulp suspension inlet feed device that is sectioned across a width of the head box that feeds a pulp suspension in a feed direction, at least one device having a plurality of entrance ports that produces microturbulences, and an intermediate channel extending across the width of the head box and positioned in front of the at least one device. A plurality of partition units being positionably adjustable into the intermediate channel and being arranged parallel to the feed direction.

REFERENCES:
patent: 5490905 (1996-02-01), Huovila et al.
patent: 5603807 (1997-02-01), Heinzmann
patent: 5674363 (1997-10-01), Huovila et al.
patent: 5695611 (1997-12-01), Bubik et al.
Copy of a German Search Report dated Jun. 20, 1997 conducted in German Patent Application No. 197 05 590.7.

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