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2 093 608

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C1

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IPC

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Application

95108795/02, 1995-05-30

(22)

Actual filing date

1995-05-30

(45)

Published

1997-10-20

(72)

Inventor

Malen'Kikh A.N.Lisaj V.Eh.Kozinets V.I.Larionov V.N.

(73)

Holder

Aktsionernoe Obshchestvo Otkrytogo Tipa Aljuminievyj Zavod"

METHOD OF CLEANING LADLES Russian patent published in 1997 - IPC

Abstract RU 2093608 C1

FIELD: aluminum production. SUBSTANCE: as cleaning agent for aluminum casting and vacuum ladles, liquid silicon at temperature 1450-1700 C is used, which is added to smelt in amount 20-40% based on weight of aluminum in ladle. In such a way, cleaning degree is increased by 5% and its duration is 1.4 times reduced. Lack of gas evolution from decomposed salts is another advantage of method. EFFECT: intensified process and improved environmental condition. 1 tbl

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RU 2 093 608 C1

Authors

Malen'Kikh A.N.

Lisaj V.Eh.

Kozinets V.I.

Larionov V.N.

Dates

1997-10-20—Published

1995-05-30—Filed

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