METHOD AND DEVICE FOR MEASURING BLEACH REQUIREMENT, BLEACHABILITY, AND EFFECTIVENESS OF HEMICELLULASE ENZYME TREATMENT OF PULP

Title:

METHOD AND DEVICE FOR MEASURING BLEACH REQUIREMENT, BLEACHABILITY, AND EFFECTIVENESS OF HEMICELLULASE ENZYME TREATMENT OF PULP

Document Type and Number:

WIPO Patent Application WO1999039044

Kind Code:

B1

Abstract:

The present invention relates to a device and method for measuring the bleach requirement and bleachability of pulp in a pulp mill. The invention enables pulp mill operators to better control bleach plants. In one aspect, the invention comprises a system and method for rapid bleaching of the pulp, and measuring the rapid bleached brightness and lignin content of the pulp. In another aspect, the invention comprises an optical system for use in practicing embodiments of this invention.

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Inventors:

CREBER BRIAN
FOODY BRIAN
FOODY PATRICK J
TOLAN JEFFREY S

Application Number:

PCT/CA1999/000050

Publication Date:

November 04, 1999

Filing Date:

January 29, 1999

Export Citation:

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Assignee:

IOGEN CORP (CA)

International Classes:

D21C5/00; D21C9/10; (IPC1-7): D21C9/10; G01N21/17; G01N1/00

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