OIL RESERVOIR AREA DEVELOPMENT Russian patent published in 2005 - IPC

Abstract RU 2263771 C1

FIELD: oil industry, particularly to develop oil reservoir by one production well.

SUBSTANCE: method involves extracting oil through at least one production well; shutting down well after oil reserves exhausting in well zone; installing cement bridge in the well and forming new artificial face above perforation intervals; performing inclined well bore drilling from level located above upper perforation interval to non-exhausted reservoir area; lowering casing pipe with releasable liner having length enough to close interval of production reservoir; cementing casing pipe - bore annuity within production reservoir interval; filling casing pipe - bore annuity with anticorrosive liquid above productive reservoir interval; extracting and extracting oil from non-exhausted interval.

EFFECT: increased oil recovery.

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RU 2 263 771 C1

Authors

Khisamov R.S.

Andronov S.N.

Nurmukhametov R.S.

Kandaurova G.F.

Abdulmazitov R.G.

Dates

2005-11-10—Published

2004-12-06—Filed