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2 098 218

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C1

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IPC

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Application

96104820/02, 1996-03-13

(22)

Actual filing date

1996-03-13

(45)

Published

1997-12-10

(72)

Inventor

Dolmatov L.V.Akhmetov A.F.Sajfullin N.R.Makhov A.F.Teljashev G.G.

(73)

Holder

Ufimskij Gosudarstvennyj Neftjanoj Tekhnicheskij Universitet

BINDER FOR MANUFACTURING CASTING MOLDS AND CORES Russian patent published in 1997 - IPC

Abstract RU 2098218 C1

FIELD: foundry and petroleum processing. SUBSTANCE: binder is based on steel residue, 60-80%, and solvent, 20-40 C. The former employs asphalt from goudron deasphalting process where softening point of goudron is 35-45 C (ring-and-ball method), and the latter is a narrow gasoline fraction distilling off within the range 130 to 210 C. EFFECT: widened choice of casting equipment constituents.

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RU 2 098 218 C1

Authors

Dolmatov L.V.

Akhmetov A.F.

Sajfullin N.R.

Makhov A.F.

Teljashev G.G.

Dates

1997-12-10—Published

1996-03-13—Filed

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