RU2004100923A - WAY OF CONSTRUCTION OF WELLS - Google Patents

WAY OF CONSTRUCTION OF WELLS Download PDF

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Publication number
RU2004100923A
RU2004100923A RU2004100923/03A RU2004100923A RU2004100923A RU 2004100923 A RU2004100923 A RU 2004100923A RU 2004100923/03 A RU2004100923/03 A RU 2004100923/03A RU 2004100923 A RU2004100923 A RU 2004100923A RU 2004100923 A RU2004100923 A RU 2004100923A
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RU
Russia
Prior art keywords
cementing
descent
reservoir
technical
wells
Prior art date
Application number
RU2004100923/03A
Other languages
Russian (ru)
Other versions
RU2281369C2 (en
Inventor
Владимир Демь нович Горгоц (RU)
Владимир Демьянович Горгоц
нов Валерий Рахимович Негомедз (RU)
Валерий Рахимович Негомедзянов
Original Assignee
Владимир Демь нович Горгоц (RU)
Владимир Демьянович Горгоц
нов Валерий Рахимович Негомедз (RU)
Валерий Рахимович Негомедзянов
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Владимир Демь нович Горгоц (RU), Владимир Демьянович Горгоц, нов Валерий Рахимович Негомедз (RU), Валерий Рахимович Негомедзянов filed Critical Владимир Демь нович Горгоц (RU)
Priority to RU2004100923/03A priority Critical patent/RU2281369C2/en
Publication of RU2004100923A publication Critical patent/RU2004100923A/en
Application granted granted Critical
Publication of RU2281369C2 publication Critical patent/RU2281369C2/en

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Claims (1)

Способ строительства скважин, включающий бурение из-под кондуктора до кровли продуктивного пласта, спуск и цементирование технической колонны, формирование вторичного затрубного пространства, первичное вскрытие продуктивного пласта на депрессии с управлением забойным давлением путем изменения давления во вторичном затрубном пространстве, спуск, цементирование “хвостовика” и вторичное вскрытие продуктивного пласта, отличающийся тем, что, с целью повышения эффективности за счет снижения металлоемкости, при спуске в состав технической колонны включают муфту ступенчатого цементирования, цементируют нижнюю ступень, а формирование вторичного затрубного пространства осуществляют промывкой верхней ступени технической колонны через циркуляционные отверстия в муфте ступенчатого цементирования.A method of constructing wells, including drilling from under the conductor to the top of the reservoir, descent and cementing of the technical string, formation of the secondary annulus, primary opening of the reservoir in depression with control of the bottomhole pressure by changing the pressure in the secondary annulus, descent, cementing the “liner” and the secondary opening of the reservoir, characterized in that, in order to increase efficiency by reducing the metal consumption, during the descent into the technical th column include coupling stage cementing, cement the lower stage, and the formation of the secondary annulus performed by washing the column top technical level through circulating openings in the coupling stage cementing.
RU2004100923/03A 2004-01-09 2004-01-09 Well construction method RU2281369C2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU2004100923/03A RU2281369C2 (en) 2004-01-09 2004-01-09 Well construction method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU2004100923/03A RU2281369C2 (en) 2004-01-09 2004-01-09 Well construction method

Publications (2)

Publication Number Publication Date
RU2004100923A true RU2004100923A (en) 2005-06-20
RU2281369C2 RU2281369C2 (en) 2006-08-10

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ID=35835452

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2004100923/03A RU2281369C2 (en) 2004-01-09 2004-01-09 Well construction method

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RU (1) RU2281369C2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9885095B2 (en) 2014-01-31 2018-02-06 Goldcorp Inc. Process for separation of at least one metal sulfide from a mixed sulfide ore or concentrate

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9885095B2 (en) 2014-01-31 2018-02-06 Goldcorp Inc. Process for separation of at least one metal sulfide from a mixed sulfide ore or concentrate
US10370739B2 (en) 2014-01-31 2019-08-06 Goldcorp, Inc. Stabilization process for an arsenic solution
US11124857B2 (en) 2014-01-31 2021-09-21 Goldcorp Inc. Process for separation of antimony and arsenic from a leach solution

Also Published As

Publication number Publication date
RU2281369C2 (en) 2006-08-10

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MM4A The patent is invalid due to non-payment of fees

Effective date: 20070110