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2 051 097

(13)

C1

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IPC

(21) (22)

Application

92008212/02, 1992-11-25

(22)

Actual filing date

1992-11-25

(45)

Published

1995-12-27

(72)

Inventor

Panjuta S.A.Jur'Ev Ju.L.Stakhrovskaja T.E.Shishko I.I.

(73)

Holder

Ural'Skij Nauchno-Issledovatel'Skij Khimicheskij Institut Nauchno-Proizvodstvennogo Ob"Edinenija

METHOD OF ACTIVATION OF CARBONIZED MATERIALS Russian patent published in 1995 - IPC

Abstract RU 2051097 C1

FIELD: chemical technology. SUBSTANCE: method involves thermic treatment at 700-950 C in the presence of gaseous activating agent in drum furnace supplied with zigzag channels for material moving; ratio of zig length to channel diameter is 1.5-6.5. Channel is heated by conductive method at pulsating pressure into channel from 100 Pa to 7000 Pa at frequency 0.02-0.15 Hz. Invention is concerned to production of active carbon. EFFECT: improved method of activation. 4 dwg, 1 tbl

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RU 2 051 097 C1

Authors

Panjuta S.A.

Jur'Ev Ju.L.

Stakhrovskaja T.E.

Shishko I.I.

Dates

1995-12-27—Published

1992-11-25—Filed

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