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2 289 613

(13)

(51)

IPC

C10L1/22(2006-01-01)

C10M133/04(2006-01-01)

C10N30/02(2006-01-01)

(21) (22)

Application

2005126940/04, 2005-08-25

(24)

Start date

2005-08-25

(22)

Actual filing date

2005-08-25

(45)

Published

2006-12-20

(72)

Inventor

Agaev Slavik Gamid OglyJakovlev Nikolaj SemenovichZemljanskij Evgenij Olegovich

(73)

Holder

Gosudarstvennoe Obrazovatel'Noe Uchrezhdenie Vysshego Professional'Nogo Obrazovanija Gosudarstvennyj Neftegazovyj Universitet"

METHOD OF PREPARING DEPRESSANT FOR PETROLEUM PRODUCTS Russian patent published in 2006 - IPC C10L1/22 C10M133/04 C10N30/02

Abstract RU 2289613 C1

FIELD: petroleum processing and petrochemistry.

SUBSTANCE: depressant is prepared by reaction of stearic acid with polyethylene-polyamines followed by condensation with formaldehyde at molar ratio of indicated reactants (2.3-3.0):1.0:(0.5-25), respectively.

EFFECT: increased depression of freezing temperature for diesel fuels.

2 tbl

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RU 2 289 613 C1

Authors

Agaev Slavik Gamid Ogly

Jakovlev Nikolaj Semenovich

Zemljanskij Evgenij Olegovich

Dates

2006-12-20—Published

2005-08-25—Filed