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2 522 905

(13)

(51)

IPC

G21C19/48(2006-01-01)

G21F9/04(2006-01-01)

(21) (22)

Application

2012150654/04, 2012-11-26

(24)

Start date

2012-11-26

(22)

Actual filing date

2012-11-26

(45)

Published

2014-07-20

(72)

Inventor

Abramov Aleksandr Valer'EvichVasin Boris DmitrievichDedjukhin Aleksandr SergeevichPolovov Il'Ja BorisovichShchetinskij Andrej Valer'Evich

(73)

Holder

Federal'Noe Gosudarstvennoe Avtonomnoe Obrazovatel'Noe Uchrezhdenie Vysshego Professional'Nogo Obrazovanija Federal'Nyj Universitet Imeni Pervogo Prezidenta Rossii B.N. El'Tsina"

METHOD OF RARE-EARTH ELEMENTS EXTRACTION FROM LIQUID ALLOYS WITH ZINC Russian patent published in 2014 - IPC G21C19/48 G21F9/04

Abstract RU 2522905 C1

FIELD: metallurgy.

SUBSTANCE: proposed method comprises immersion of alloy into salt melt to change rare-earth element from liquid alloy into melt by oxidation. Note here that said oxidation us performed in zinc chloride melt at 420-550°C while melt zinc ions are used as oxidiser.

EFFECT: higher yield.

2 tbl, 2 ex

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RU 2 522 905 C1

Authors

Abramov Aleksandr Valer'Evich

Vasin Boris Dmitrievich

Dedjukhin Aleksandr Sergeevich

Polovov Il'Ja Borisovich

Shchetinskij Andrej Valer'Evich

Dates

2014-07-20—Published

2012-11-26—Filed