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2 107 084

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Application

95119914/04, 1995-11-23

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Actual filing date

1995-11-23

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Published

1998-03-20

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Inventor

Imashev U.B.Kut'In Ju.A.Khajrudinov I.R.Giljaziev R.F.Sitnikov S.A.Mingaraev S.S.Gajsin I.Kh.Valiakhmetov F.M.Il'Jasov V.G.Nazarov M.N.Viktorova G.N.Sultanov F.M.

(73)

Holder

Institut Problem Neftekhimpererabotki An Respubliki Bashkortostan

METHOD OF PRODUCING ROAD BITUMENS Russian patent published in 1998 - IPC

Abstract RU 2107084 C1

FIELD: petroleum processing. SUBSTANCE: method consists in deasphalting of crude oil residues with propane followed by mixing deasphalting asphalt with goudron obtained after deep take-off of lubricating oil fractions with softening temperature not below 44 C, asphalt content in mixture being 10-15 wt %. EFFECT: simplified process and improved quality of road bitumens. 1 tbl

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RU 2 107 084 C1

Authors

Imashev U.B.

Kut'In Ju.A.

Khajrudinov I.R.

Giljaziev R.F.

Sitnikov S.A.

Mingaraev S.S.

Gajsin I.Kh.

Valiakhmetov F.M.

Il'Jasov V.G.

Nazarov M.N.

Viktorova G.N.

Sultanov F.M.

Dates

1998-03-20—Published

1995-11-23—Filed

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