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Application

98108577/02, 1998-05-13

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Start date

1998-05-13

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Actual filing date

1998-05-13

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Published

1999-08-27

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Inventor

Rymkevich D.A.Putina O.A.Kasparov S.A.Kurnosenko V.V.Putin A.A.Shumskij V.E.

(73)

Holder

Otkrytoe Aktsionernoe Obshchestvo Titano-Magnievyj Kombinat"

METHOD OF VACUUM SEPARATION OF SPONGE TITANIUM Russian patent published in 1999 - IPC

Abstract RU 2135616 C1

FIELD: nonferrous metallurgy, particularly, production of titanium by magnesium-thermic reduction. SUBSTANCE: method includes sublimation of magnesium and magnesium chloride into retort condenser; supply of argon into apparatus; disconnection of vacuum systems; cooling of apparatus; supply of dry compressed air to apparatus at preset velocity for pressure increase of 0.002-0.04 MPa/s up to excessive pressure of 13.3-39.9 kPa; holding at pressure for 0.5-1 h; dismantling of apparatus of vacuum separation. EFFECT: higher efficiency. 3 cl

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RU 2 135 616 C1

Authors

Rymkevich D.A.

Putina O.A.

Kasparov S.A.

Kurnosenko V.V.

Putin A.A.

Shumskij V.E.

Dates

1999-08-27—Published

1998-05-13—Filed

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