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2 073 637

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C1

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IPC

(21) (22)

Application

94034403/26, 1994-09-16

(22)

Actual filing date

1994-09-16

(45)

Published

1997-02-20

(72)

Inventor

Belkin A.V.Pastukhova T.Ja.Ovchinnikova N.B.Jazev V.D.

(73)

Holder

Aktsionernoe Obshchestvo Nauchno-Issledovatel'Skij I Proektnyj Institut Titana I Magnija"

METHOD FOR DEHYDRATION OF PULP OF CALCIUM HYPOCHLORITE Russian patent published in 1997 - IPC

Abstract RU 2073637 C1

FIELD: dehydration of pulp of calcium hypochlorite. SUBSTANCE: method is carried out by adding of reduction agent which takes place at uninterrupted mixing. Solution of technical lignosulfonate having concentration 90.0-95.0 g/l is used as said reduction agent. During said reduction ratio of reduction agent and active chlorine is maintained within (1.3-1.5):1 g/g. Wastes of production of sulfite cellulose being diluted at ratio of water and technical lignosulfonate (4.6-5.0):1 are used as mentioned above solution of technical lignosulfonate. EFFECT: improved efficiency. 4 cl, 3 tbl

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RU 2 073 637 C1

Authors

Belkin A.V.

Pastukhova T.Ja.

Ovchinnikova N.B.

Jazev V.D.

Dates

1997-02-20—Published

1994-09-16—Filed

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