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Patent Searching and Data


Title:
CONTROL UNIT FOR PAPERMAKING BASIS WEIGHT PROFILE
Document Type and Number:
Japanese Patent JPH08176988
Kind Code:
A
Abstract:

PURPOSE: To provide the subject control unit for a papermaking machine designed to control the basis weight in the width direction of paper and produce paper with a favorable basis weight profile.

CONSTITUTION: The characteristic of this control unit for a papermaking machine is that at least one air spray nozzle 11 is set up at local site(s) of ≤100mm width in the width direction of a wire part relative to the wire width direction. It is preferable that the air nozzle's) be set up at specific site(s) biased toward the dry line in the flow direction to carry out the local control of papermaking basis weight profile.


Inventors:
INOUE SHINICHI
NISHI MASANORI
YAMAMOTO YOICHIRO
Application Number:
JP1994000317093
Publication Date:
July 09, 1996
Filing Date:
December 20, 1994
Export Citation:
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Assignee:
MITSUBISHI PAPER MILLS LTD
International Classes:
D21F1/00; D21F7/06; (IPC1-7): D21F7/06; D21F1/00