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2 165 818

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IPC

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Application

99110968/02, 1999-05-24

(24)

Start date

1999-05-24

(22)

Actual filing date

1999-05-24

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Published

2001-04-27

(72)

Inventor

Semizorov M.F.Trindjuk L.M.Sukhoruchkin Ju.P.Vasil'Ev N.I.Skalkina N.M.Kozhemet'Ev A.P.Nikolaev V.G.Smetanina L.A.Majorov F.I.Grishchenko A.V.Degtjarev V.P.Karpov S.V.

(73)

Holder

Otkrytoe Aktsionernoe Obshchestvo

AQUEOUS NONSTICK PASTE FOR MOLDS AND MOLD CORES Russian patent published in 2001 - IPC

Abstract RU 2165818 C2

FIELD: foundry. SUBSTANCE: paste coating includes, wt.%: ground talc, 15.0-54.9; concentrated kaoline, 6.0-45.9; aerosil, 0.3-0.5; polyvinylacetate dispersion, 4.2-4.9; concentrate of sulfite-yeast liquor, 1.7-2.1; formalin, 0.07; or CuSO4, 0.08; water, the balance. Introduction of concentrated kaolin composition into paste promotes increase of surface strength and refractoriness of coating, and assists in withdrawal of mold cores and castings. EFFECT: higher efficiency. 2 tbl

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RU 2 165 818 C2

Authors

Semizorov M.F.

Trindjuk L.M.

Sukhoruchkin Ju.P.

Vasil'Ev N.I.

Skalkina N.M.

Kozhemet'Ev A.P.

Nikolaev V.G.

Smetanina L.A.

Majorov F.I.

Grishchenko A.V.

Degtjarev V.P.

Karpov S.V.

Dates

2001-04-27—Published

1999-05-24—Filed

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