METHOD OF SUPPORTING PRODUCTION RESERVOIR OF GAS WELL Russian patent published in 2018 - IPC E21B33/138 C09K8/42 

Abstract RU 2645233 C1

FIELD: oil and gas industry.

SUBSTANCE: method of supporting production reservoir of the gas well into the well implies pumping a binding composition, which is a mixture of reagents, containing 60-80 wt % of modified tetraethoxysilane and 20-40 wt % of aqueous acid catalyst solution. It is forced into the reservoir by a gaseous agent selected from group of gases: nitrogen, exhaust gases of internal combustion engine, carbon dioxide. At that, gaseous agent is fed to the well at a pressure exceeding reservoir pressure at least by 1.0 MPa. After that well is kept for process settling for at least two days.

EFFECT: reduced water saturation of reservoir bottom-hole zone, enhanced gas well deliverability with single treatment of reservoir.

3 dwg, 3 tbl

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RU 2 645 233 C1

Authors

Kazaryan Valentina Petrovna

Ovodov Sergej Olegovich

Khvostova Vera Yurevna

Shilov Evgenij Mikhajlovich

Svintsov Mikhail Vladimirovich

Dates

2018-02-19Published

2016-10-03Filed