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Application

99104687/12, 1999-03-10

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Start date

1999-03-10

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Actual filing date

1999-03-10

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Published

2000-10-10

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Inventor

Cheshkova A.V.Nadtoka I.B.Mel'Nikov B.N.

(73)

Holder

Ivanovskij Gosudarstvennyj Khimiko-Tekhnologicheskij Universitet

COTTON WOOL PRODUCTION METHOD Russian patent published in 2000 - IPC

Abstract RU 2157434 C1

FIELD: pulp-and-paper industry. SUBSTANCE: method involves treating cellulose filaments in solution containing pectavamorine, liporhizin and nonionic wetting agent at temperature of 40-50 C; providing whitening and mechanical processing. EFFECT: improved whiteness of final product, reduced duration of process and decreased concentration of chemical reagents. 1 tbl

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RU 2 157 434 C1

Authors

Cheshkova A.V.

Nadtoka I.B.

Mel'Nikov B.N.

Dates

2000-10-10—Published

1999-03-10—Filed

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