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2 661 931

(13)

(51)

IPC

E21B33/138(2006-01-01)

E21B43/32(2006-01-01)

C09K8/508(2006-01-01)

(21) (22)

Application

2017133385, 2017-09-25

(24)

Start date

2017-09-25

(22)

Actual filing date

2017-09-25

(45)

Published

2018-07-23

(72)

Inventor

Leontev Dmitrij SergeevichKleshchenko Ivan IvanovichLeonteva Natalya AlekseevnaVaganov Yurij VladimirovichSemenenko Anastasiya FedorovnaZhigalkovskaya Mariya Igorevna

(73)

Holder

Federalnoe Gosudarstvennoe Byudzhetnoe Obrazovatelnoe Uchrezhdenie Vysshego Obrazovaniya Industrialnyj Universitet"

COMPOSITION FOR FORMATION WATER ISOLATION IN OIL AND GAS WELLS Russian patent published in 2018 - IPC E21B33/138 E21B43/32 C09K8/508

Abstract RU 2661931 C1

FIELD: oil and gas industry.

SUBSTANCE: invention relates to the oil and gas production industry, in particular, to carrying out repair and isolation works in oil and gas wells. Composition for formation water isolation in oil and gas wells includes 94.5 volume% of the hydrophobic silicone fluid GKZH-11 N, 4.7 volume% Polydia polymer and 0.8 volume% copper sulfate.

EFFECT: technical result is an increase in the isolation efficiency of formation waters.

1 cl, 3 tbl

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RU 2 661 931 C1

Authors

Leontev Dmitrij Sergeevich

Kleshchenko Ivan Ivanovich

Leonteva Natalya Alekseevna

Vaganov Yurij Vladimirovich

Semenenko Anastasiya Fedorovna

Zhigalkovskaya Mariya Igorevna

Dates

2018-07-23—Published

2017-09-25—Filed