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2 079 644

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IPC

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Application

94028987/03, 1994-08-03

(22)

Actual filing date

1994-08-03

(45)

Published

1997-05-20

(72)

Inventor

Kolotov A.V.Ogorodnova A.B.Bortsov V.P.

(73)

Holder

Aktsionernoe Obshchestvo Otkrytogo Tipa Nauchno-Issledovatel'Skij Institut Neftjanoj Promyshlennosti"

METHOD OF INCREASE OF WELL PRODUCTIVITY Russian patent published in 1997 - IPC

Abstract RU 2079644 C1

FIELD: oil producing industry; secondary methods of intensification of oil production. SUBSTANCE: the offered method includes injection of suspension of nonexplosive destructive means. It is displaced by displacing fluid to form round the wellbore the fissured zone free from fluid of hydraulic fracturing. Pressure of displacement is determined preliminarily. Nonexplosive destructive means is used with hydraulic pressure exceeding the pressure of displacement. Besides, nonexplosive destructive means is used in form of nonexplosive destructive means. EFFECT: provision of fixing the fractures of different sizes and reduced labor input. 2 cl

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RU 2 079 644 C1

Authors

Kolotov A.V.

Ogorodnova A.B.

Bortsov V.P.

Dates

1997-05-20—Published

1994-08-03—Filed

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