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2 034 072

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C1

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IPC

(21) (22)

Application

5031133/02, 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]Kuznetsov Jurij Vladimirovich[Kz]Malinin Aleksandr Aleksandrovich[Kz]Smagina Klara Ivanovna[Kz]Tishin Aleksandr Nikolaevich[Kz]Jakovlev Aleksandr Vasil'Evich[Kz]

(73)

Holder

Aktsionernaja Kompanija

METHOD FOR PRODUCTION OF METALLIC SCANDIUM Russian patent published in 1995 - IPC

Abstract RU 2034072 C1

FIELD: metallurgy. SUBSTANCE: scandium fluoride before its reduction is sublimated or distilled in vacuum or inert atmosphere at 800-1500 C. Condensate is cooled and ground. Prior to sublimation or distillation, scandium fluoride is mixed with calcium fluoride taken in the amount of 5-60% of mass of scandium fluoride. EFFECT: higher efficiency. 2 cl, 1 tbl

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RU 2 034 072 C1

Authors

Gotovchikov Vitalij Timofeevich[Ru]

Danilov Viktor Vasil'Evich[Kz]

Zrjachev Anatolij Nikolaevich[Ru]

Kachur Leonid Isaakovich[Ru]

Kuznetsov Jurij Vladimirovich[Kz]

Malinin Aleksandr Aleksandrovich[Kz]

Smagina Klara Ivanovna[Kz]

Tishin Aleksandr Nikolaevich[Kz]

Jakovlev Aleksandr Vasil'Evich[Kz]

Dates

1995-04-30—Published

1992-01-28—Filed

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