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2 034 071

(13)

C1

(51)

IPC

(21) (22)

Application

5031132/02, 1992-01-28

(22)

Actual filing date

1992-01-28

(45)

Published

1995-04-30

(72)

Inventor

Gotovchikov Vitalij Timofeevich[Ru]Danilov Viktor Vasil'Evich[Kz]Zrjachev Anatolij Nikolaevich[Ru]Kachur Leonid Isaakovich[Ru]Kljushnikov Mikhail Ivanovich[Kz]Krotkov Vasilij Vjacheslavovich[Kz]Mikheenkov Gennadij Vladimirovich[Kz]Teplov Jurij Alekseevich[Kz]Tsvetkov Sergej Alekseevich[Kz]

(73)

Holder

Aktsionernaja Kompanija

METHOD OF METALLIC SCANDIUM PREPARING Russian patent published in 1995 - IPC

Abstract RU 2034071 C1

FIELD: metallurgy. SUBSTANCE: before refining slag pouring is carried out, and refining is performed in tantalum crucible directly under vacuum up to 10-2 - 10-3 mm mercury column and exposition for 2-5 min. EFFECT: improved method of scandium preparing. 2 tbl

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RU 2 034 071 C1

Authors

Gotovchikov Vitalij Timofeevich[Ru]

Danilov Viktor Vasil'Evich[Kz]

Zrjachev Anatolij Nikolaevich[Ru]

Kachur Leonid Isaakovich[Ru]

Kljushnikov Mikhail Ivanovich[Kz]

Krotkov Vasilij Vjacheslavovich[Kz]

Mikheenkov Gennadij Vladimirovich[Kz]

Teplov Jurij Alekseevich[Kz]

Tsvetkov Sergej Alekseevich[Kz]

Dates

1995-04-30—Published

1992-01-28—Filed

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