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(19)

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2 541 983

(13)

(51)

IPC

E21B43/26(2006-01-01)

E21B27/00(2006-01-01)

(21) (22)

Application

2014120497/03, 2014-05-21

(24)

Start date

2014-05-21

(22)

Actual filing date

2014-05-21

(45)

Published

2015-02-20

(72)

Inventor

Khisamov Rais SalikhovichRakhmanov Ajrat RafkatovichKhusainov Ruslan FargatovichTuktarov Tagir AsgatovichNazmutdinov Al'Bert SaburovichSafin Il'Fat Talgatovich

(73)

Holder

Otkrytoe Aktsionernoe Obshchestvo Im. V.D. Shashina

WELL OPERATION STIMULATION Russian patent published in 2015 - IPC E21B43/26 E21B27/00

Abstract RU 2541983 C1

FIELD: oil and gas industry.

SUBSTANCE: method comprises backfilling of bottomhole, test forcing of fracturing fluid and pile of fracturing fluid with proppant, correcting the fracturing project and performing of the main fracturing process. Proppant wastes generated in result of hydraulic fracturing are used for backfilling of bottomhole, wastes are delivered to the bottomhole by portions by explosive backfilling mud barrel with expanded lower hole.

EFFECT: reduced consumption of materials for hydraulic fracturing, decreased quantity of the rubbing string round trips.

1 dwg

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RU 2 541 983 C1

Authors

Khisamov Rais Salikhovich

Rakhmanov Ajrat Rafkatovich

Khusainov Ruslan Fargatovich

Tuktarov Tagir Asgatovich

Nazmutdinov Al'Bert Saburovich

Safin Il'Fat Talgatovich

Dates

2015-02-20—Published

2014-05-21—Filed