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2 434 930

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IPC

C10G73/02(2006-01-01)

(21) (22)

Application

2010125629/04, 2010-06-22

(24)

Start date

2010-06-22

(22)

Actual filing date

2010-06-22

(45)

Published

2011-11-27

(72)

Inventor

Surkov Vladimir Grigor'EvichGolovko Anatolij Kuz'MichPevneva Galina SergeevnaMozhajskaja Marina Vladimirovna

(73)

Holder

Uchrezhdenie Rossijskoj Akademii Nauk Institut Khimii Nefti Sibirskogo Otdelenija Ran So Ran)

PROCEDURE FOR OIL DEWAXING Russian patent published in 2011 - IPC C10G73/02

Abstract RU 2434930 C1

FIELD: gas and oil production.

SUBSTANCE: invention refers to procedure for oil de-waxing with liquefied propane-butane gas. The procedure consists in addition of depressor additive Flexoil at amount of 0.050-0.1% wt to mixture of oil-liquefied gas. Also, paraffin is separated with filtration.

EFFECT: increased amount of paraffin removed from oil.

2 cl, 12 ex, 1 tbl

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RU 2 434 930 C1

Authors

Surkov Vladimir Grigor'Evich

Golovko Anatolij Kuz'Mich

Pevneva Galina Sergeevna

Mozhajskaja Marina Vladimirovna

Dates

2011-11-27—Published

2010-06-22—Filed