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2 276 180

(13)

(51)

IPC

C09K8/42(2006-01-01)

(21) (22)

Application

2001119630/03, 2001-07-17

(24)

Start date

2001-07-17

(22)

Actual filing date

2001-07-17

(45)

Published

2006-05-10

(72)

Inventor

Pop Grigorij StepanovichKucherovskij Vsevolod MikhajlovichZotov Aleksandr SergeevichKovalev Aleksandr NikolaevichBilen'Ka Valentina Ivanovna

(73)

Holder

Pop Grigorij StepanovichKucherovskij Vsevolod MikhajlovichZotov Aleksandr SergeevichKovalev Aleksandr NikolaevichBilen'Ka Valentina Ivanovna

COMPOSITION FOR KILLING AND COMPLETION OF WELLS Russian patent published in 2006 - IPC C09K8/42

Abstract RU 2276180 C2

FIELD: oil and gas production.

SUBSTANCE: invention is designed for use when blocking absorbent formations and killing wells during hole pull-out completion. Composition of invention contains 4.5-50.2. hydrocarbon phase, 1.8-78.5% waste derived from sunflower oil refinement or its phosphatide concentrate, and water phase - the balance.

EFFECT: prevented pollution of productive part of formation with killing fluid, improved blocking properties of composition, and extended resource of vegetal-origin raw materials.

1 tbl, 10 ex

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RU 2 276 180 C2

Authors

Pop Grigorij Stepanovich

Kucherovskij Vsevolod Mikhajlovich

Zotov Aleksandr Sergeevich

Kovalev Aleksandr Nikolaevich

Bilen'Ka Valentina Ivanovna

Dates

2006-05-10—Published

2001-07-17—Filed