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2 334 088

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(51)

IPC

E21B43/20(2006-01-01)

(21) (22)

Application

2007136794/03, 2007-10-04

(24)

Start date

2007-10-04

(22)

Actual filing date

2007-10-04

(45)

Published

2008-09-20

(72)

Inventor

Khisamov Rais SalikhovichKandaurova Galina FedorovnaNurmukhametov Rafail' SaitovichFajzullin Il'Fat NagimovichChendarev Vladimir VladimirovichKandaurov Sergej VladimirovichStepanov Aleksandr Vladimirovich

(73)

Holder

Otkrytoe Aktsionernoe Obshchestvo Im. V.D. Shashina

METHOD OF OIL POOL DEVELOPMENT Russian patent published in 2008 - IPC E21B43/20

Abstract RU 2334088 C1

FIELD: mining.

SUBSTANCE: method involves periodic injection of oil and water portions via injection wells and withdrawal of formation fluids via production wells. Oil with viscosity over 100 mPa·s at surface conditions and water content of 0.1-10 mass % is applied. Prior to injection, oil is heated to the temperature of more than 45°C, mixed with cement and injected in portions with filler or chemical additive content of each portion increasing by at least 5%.

EFFECT: increased oil yield of a pool.

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RU 2 334 088 C1

Authors

Khisamov Rais Salikhovich

Kandaurova Galina Fedorovna

Nurmukhametov Rafail' Saitovich

Fajzullin Il'Fat Nagimovich

Chendarev Vladimir Vladimirovich

Kandaurov Sergej Vladimirovich

Stepanov Aleksandr Vladimirovich

Dates

2008-09-20—Published

2007-10-04—Filed