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2 460 753

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(51)

IPC

C09K8/42(2006-01-01)

(21) (22)

Application

2011112651/03, 2011-04-01

(24)

Start date

2011-04-01

(22)

Actual filing date

2011-04-01

(45)

Published

2012-09-10

(72)

Inventor

Panikarovskij Evgenij ValentinovichPanikarovskij Valentin Vasil'EvichShupletsov Vladimir Arkad'EvichKustyshev Denis AleksandrovichKuz'Mich Andrej AleksandrovichPanikarovskij Vasilij ValentinovichGorlov Ivan VladimirovichBaklanov Vladimir Petrovich

(73)

Holder

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

FLUID FOR WELL KILLING Russian patent published in 2012 - IPC C09K8/42

Abstract RU 2460753 C1

FIELD: oil and gas industry.

SUBSTANCE: fluid for well killing contains, wt %: gas condensate 10.0-15.0, glycerine 15.0-20.0, potassium muriate 3.6-5.0, sulphacell 2.0-5.0, ferrochromelignosulphonate 1.0-2.0, disolvan 0.5-2.5, water 59.0-61.5.

EFFECT: maintaining initial formation permeability.

1 tbl

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RU 2 460 753 C1

Authors

Panikarovskij Evgenij Valentinovich

Panikarovskij Valentin Vasil'Evich

Shupletsov Vladimir Arkad'Evich

Kustyshev Denis Aleksandrovich

Kuz'Mich Andrej Aleksandrovich

Panikarovskij Vasilij Valentinovich

Gorlov Ivan Vladimirovich

Baklanov Vladimir Petrovich

Dates

2012-09-10—Published

2011-04-01—Filed