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2 115 623

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IPC

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Application

97107168/25, 1997-05-06

(22)

Actual filing date

1997-05-06

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Published

1998-07-20

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Inventor

Aleksandrov A.B.Mukhin V.V.Muratov E.P.Shevkunov V.P.Shipunov N.I.

(73)

Holder

Aktsionernoe Obshchestvo Otkrytogo Tipa Zavod Khimkontsentratov"

METHOD OF TREATMENT OF LITHIUM AND LITHIUM CONTAINING WASTE PRODUCTS Russian patent published in 1998 - IPC

Abstract RU 2115623 C1

FIELD: hydrometallurgy of alkali metals. SUBSTANCE: present invention describes method of treatment of lithium and lithium containing waste products which comprises treating them with water dispersed in inert gas and passing inert gas through layer of liquid being withdrawn from reaction zone at residual pressured of 0.1 to 0.6 kgf/sq cm in reactor and hydrogen concentration of 0 to 3 vol % in off gases. As compared with existing method, the claimed method improves efficiency and makes process of dissolving alkaline products safe. EFFECT: more efficient treatment method. 2 cl, 2 tbl

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RU 2 115 623 C1

Authors

Aleksandrov A.B.

Mukhin V.V.

Muratov E.P.

Shevkunov V.P.

Shipunov N.I.

Dates

1998-07-20—Published

1997-05-06—Filed

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