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2 098 611

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IPC

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Application

95119569/03, 1995-11-20

(22)

Actual filing date

1995-11-20

(45)

Published

1997-12-10

(72)

Inventor

Almaev R.Kh.Asmolovskij V.S.Bazekina L.V.Plotnikov I.G.Khatmullin A.M.

(73)

Holder

Maloe Nauchno-Vnedrencheskoe PredprijatieNeftegazodobyvajushchee UpravlenieNeftegazodobyvajushchee Upravlenie

METHOD OF DEVELOPING DEPOSIT WITH HIGH-VISCOSITY OIL Russian patent published in 1997 - IPC

Abstract RU 2098611 C1

FIELD: oil and gas production. SUBSTANCE: invention relates to late stage of deposit development and includes pumping in alkali-silicate edge and still residue from butyl alcohols' production, the latter being optionally pumped in the first, simultaneously with or after alkali-silicate edge. Ratio of the two components is 1:(0.5-2.5), respectively. EFFECT: reduced water permeability of washed formation zones. 1 tbl

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RU 2 098 611 C1

Authors

Almaev R.Kh.

Asmolovskij V.S.

Bazekina L.V.

Plotnikov I.G.

Khatmullin A.M.

Dates

1997-12-10—Published

1995-11-20—Filed

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