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2 110 496

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C1

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IPC

(21) (22)

Application

96119615/03, 1996-10-01

(22)

Actual filing date

1996-10-01

(45)

Published

1998-05-10

(72)

Inventor

Shperber R.E.Sukhorukov A.T.Shperber E.R.Shperber F.R.

(73)

Holder

Stroitel'Noe Nauchno-Tekhnicheskoe Maloe Predprijatie

METHOD FOR PREPARING ASPHALT-CONCRETE MIXTURE Russian patent published in 1998 - IPC

Abstract RU 2110496 C1

FIELD: highway engineering; production of building materials. SUBSTANCE: slime resulting from refining petroleum and containing 8-10 wt.-% of water is taken in the amount of 18-20 wt.-% based on weight of bitumen and heated up to 80-95 C, followed by mixing with mineral component heated up to 150-160 C. Bitumen heated to 140-150 C is then added to resulting mixture, followed by stirring it. EFFECT: reduced cost price. 2 cl, 1 tbl

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RU 2 110 496 C1

Authors

Shperber R.E.

Sukhorukov A.T.

Shperber E.R.

Shperber F.R.

Dates

1998-05-10—Published

1996-10-01—Filed

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