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2 084 548

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C1

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IPC

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Application

94038553/02, 1994-10-12

(22)

Actual filing date

1994-10-12

(45)

Published

1997-07-20

(72)

Inventor

Shpakov V.I.Razumkin V.S.Kokoulin V.G.Nizovtsev E.V.Ivanov V.G.Trifonenkov L.P.Nikitin V.M.

(73)

Holder

Aktsionernoe Obshchestvo Metallurgicheskij Zavod"

METHOD OF CLEANING OF ALUMINIUM AND ITS ALLOYS OF HEAVY METAL IMPURITIES Russian patent published in 1997 - IPC

Abstract RU 2084548 C1

FIELD: cleaning of aluminium and its alloys of heavy metal impurities. SUBSTANCE: boron is introduced in the melt of aluminium and its alloys with simultaneous action of electromagnetic field on the melt, which is maintained during the whole period of melt casting. EFFECT: enhanced technical-and- economical indices of cleaning process. 1 tbl

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RU 2 084 548 C1

Authors

Shpakov V.I.

Razumkin V.S.

Kokoulin V.G.

Nizovtsev E.V.

Ivanov V.G.

Trifonenkov L.P.

Nikitin V.M.

Dates

1997-07-20—Published

1994-10-12—Filed

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