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2 155 115

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IPC

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Application

98101665/02, 1998-01-22

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Start date

1998-01-22

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Actual filing date

1998-01-22

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Published

2000-08-27

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Inventor

Pakulev V.V.Mikhajlov N.K.Jas'Kin V.N.Permjakova G.I.Ponomareva I.B.Plastinin B.G.Shakirzjanova L.G.Mizin V.G.Rudnev E.V.Pasynkeev A.A.Akhtjamov M.A.

(73)

Holder

Oao Cheljabinskij Metallurgicheskij Kombinat

METHOD OF ALLOYING INGOT MOLD WORKING SURFACE Russian patent published in 2000 - IPC

Abstract RU 2155115 C2

FIELD: ferrous metallurgy, particularly, foundry; applicable in increase of stability of articles in their casting with use of molds from sand-clay mixtures. SUBSTANCE: method includes application of aluminum-containing layer to core made from sand-clay mixture. The layer contains, wt.%: cryolite, 1.0-2.5; sodium chloride, 5.0-8.0; potassium chloride, 4.0-7.0; fireclay, 9.0-15.0; dextrin, 1.0-2.0; water glass, 2.0-4.0; aluminum powder, the balance. composition is diluted with water to density of 1.35-1.75 g/cu.cm and applied with its consumption of 500-1900 g/sq.m. EFFECT: higher stability of ingot mold. 2 tbl

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RU 2 155 115 C2

Authors

Pakulev V.V.

Mikhajlov N.K.

Jas'Kin V.N.

Permjakova G.I.

Ponomareva I.B.

Plastinin B.G.

Shakirzjanova L.G.

Mizin V.G.

Rudnev E.V.

Pasynkeev A.A.

Akhtjamov M.A.

Dates

2000-08-27—Published

1998-01-22—Filed

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