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Application

99110248/03, 1999-05-13

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Start date

1999-05-13

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Actual filing date

1999-05-13

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Published

2001-08-20

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Inventor

Dijashev R.N.Sattarova F.M.Volkov Ju.V.Mazitov K.G.Nuriakhmetov L.G.

(73)

Holder

Otkrytoe Aktsionernoe Obshchestvo Tatarskij Nauchno-Issledovatel'Skij I Proektnyj Institut Nefti

METHOD OF DEVELOPMENT OF POOLS OF HEAVY OILS AND BITUMENS WITH USE OF STEAM Russian patent published in 2001 - IPC

Abstract RU 2172398 C2

FIELD: oil producing industry, particularly, methods of oil pool development by steam stimulation. SUBSTANCE: method includes injection of steam generated from solution of ammonium carbonate and bicarbonate into injection well with the following amounts of solution components, wt.%: ammonium carbonate or bicarbonate 0.08-0.10; the balance, water; subsequent withdrawal of products from producing well. EFFECT: uniform increase of oil recovery from formation, low corrosion activity and stability of water-oil emulsion during entire period of well operation. 1 tbl, 4 ex

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RU 2 172 398 C2

Authors

Dijashev R.N.

Sattarova F.M.

Volkov Ju.V.

Mazitov K.G.

Nuriakhmetov L.G.

Dates

2001-08-20—Published

1999-05-13—Filed

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