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2 074 307

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C1

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IPC

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Application

93047873/03, 1993-10-15

(22)

Actual filing date

1993-10-15

(45)

Published

1997-02-27

(72)

Inventor

Muslimov R.Kh.Nenarokov S.Ju.Golovko S.N.Zalaliev M.I.Zakharchenko T.A.Aref'Ev Ju.N.

(73)

Holder

Nauchno-Issledovatel'Skij Institut Po Neftepromyslovoj KhimiiNauchno-Proizvodstvennoe Predprijatie

METHOD FOR EXPLOITATION OF HETEROGENEOUS OIL SEAM Russian patent published in 1997 - IPC

Abstract RU 2074307 C1

FIELD: oil production. SUBSTANCE: method for exploitation of heterogeneous oil seam is performed by the manner as follows. Water solution of polyakrylamide and clay suspension treated with chromium-potassium alum are pumped through injection well. Chromium-potassium alum is used in quantity providing complete adsorption of chromium ions by clay surface. The water solution of polyakrylamide and clay suspension are pumped concurrently or subsequently. EFFECT: higher productivity. 2 cl, 1 dwg, 1 tbl

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RU 2 074 307 C1

Authors

Muslimov R.Kh.

Nenarokov S.Ju.

Golovko S.N.

Zalaliev M.I.

Zakharchenko T.A.

Aref'Ev Ju.N.

Dates

1997-02-27—Published

1993-10-15—Filed

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