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2 161 251

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IPC

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Application

2000109726/03, 2000-04-21

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Start date

2000-04-21

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Actual filing date

2000-04-21

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Published

2000-12-27

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Inventor

Telin A.G.Ismagilov T.A.Smykov V.V.Vakhitov M.F.Derevjanko R.M.Kaveev Kh.Z.Khisamutdinov A.I.Khajrullin I.A.Akhmetov N.Z.

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Holder

Obshchestvo S Ogranichennoj Otvetstvennost'Ju Nauchno-Issledovatel'Skij I Proektno-Inzhenernyj Tsentr

METHOD OF ACID TREATMENT OF WELLS IN CARBONATE OIL FORMATION Russian patent published in 2000 - IPC

Abstract RU 2161251 C1

FIELD: oil and gas production. SUBSTANCE: hydrocarbon solvent is injected before and after injection of acid/surfactant mixture. EFFECT: increased wetting ability of acid oil ring and created favorable conditions for oil filtration, increased output of well, reduced water level in product. 1 tbl

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RU 2 161 251 C1

Authors

Telin A.G.

Ismagilov T.A.

Smykov V.V.

Vakhitov M.F.

Derevjanko R.M.

Kaveev Kh.Z.

Khisamutdinov A.I.

Khajrullin I.A.

Akhmetov N.Z.

Dates

2000-12-27—Published

2000-04-21—Filed