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2 065 942

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Application

93049308/03, 1993-10-13

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Actual filing date

1993-10-13

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Published

1996-08-27

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Inventor

Dijashev R.N.Sattarova F.M.Mazitov K.G.Khusainov V.M.Mannanov F.N.Dijashev I.R.Burtov V.A.

(73)

Holder

Tatarskij Gosudarstvennyj Nauchno-Issledovatel'Skij I Proektnyj Institut Neftjanoj Promyshlennosti

METHOD OF DISPLACING OIL FROM LENS Russian patent published in 1996 - IPC

Abstract RU 2065942 C1

FIELD: oil and gas production. SUBSTANCE: method includes alternating portionwise pumping in through injection well of 32-33% aqueous ammonium carbonate and 18- 19% aqueous hydrochloric acid with optimum proportion of these solutions. This procedure is accompanied with withdrawal of crude oil through productive well. EFFECT: increased oil production.

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RU 2 065 942 C1

Authors

Dijashev R.N.

Sattarova F.M.

Mazitov K.G.

Khusainov V.M.

Mannanov F.N.

Dijashev I.R.

Burtov V.A.

Dates

1996-08-27—Published

1993-10-13—Filed

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