Title:
METHOD AND DEVICE FOR PROCESS CONTROL IN CELLULOSE AND PAPER MANUFACTURE
Document Type and Number:
WIPO Patent Application WO1996029465
Kind Code:
A3
Abstract:
In the production of de-inked pulp, measuring devices are used to register spectral and/or physical characteristic values of a starting material. These values are then fed to a neural network, by means of which correction variables are obtained for a regulating or controlling device which in provided. According to the invention, the measuring device is used to evaluate at least the starting materials of the production of pulp and/or paper. The evaluation of the characteristics of the raw material used in the production of pulp and paper is thereby possible.
Inventors:
FURUMOTO HERBERT (DE)
Application Number:
PCT/DE1996/000477
Publication Date:
October 17, 1996
Filing Date:
March 19, 1996
Export Citation:
Assignee:
SIEMENS AG (DE)
FURUMOTO HERBERT (DE)
FURUMOTO HERBERT (DE)
International Classes:
D21B1/02; D21B1/04; D21B1/32; D21C3/22; D21C7/12; D21D1/00; G05B13/02; (IPC1-7): D21C7/12; D21C3/22; D21B1/04; G05B13/02
Foreign References:
| US4886576A | 1989-12-12 | |||
| DE3418267A1 | 1985-11-21 | |||
| EP0590430A2 | 1994-04-06 |
Other References:
DATABASE WPI Section Ch Week 8142, Derwent World Patents Index; Class F09, AN 81-77347D, XP002009947
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