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Sannikov M.S., Borkhovich S.Yu., Latypov R.G., Istomina N.G.

 

RESTORING THE INTEGRITY OF THE TUBING STRING WITHOUT PULLING IT OUT: FROM CORROSION ISSUES TO REPAIR TECHNOLOGIES

 

Annotation. Corrosion damage to tubing is one of the main causes of downhole equipment failures during the development of deposits with high levels of hydrogen sulfide and carbon dioxide. The traditional methods of restoring the tightness of the column, associated with its lifting, are characterized by significant labor costs, long downtime of wells and high operating costs. Non-lifting tubing repair technologies reduce well downtime from several days to several hours, reduce operating costs, prevent reprisals on the reservoir, and increase the well utilization rate. The expected economic effect of the introduction of one set of equipment may exceed 15 million rubles per year.

Keywords: tubing, corrosion, hydrogen sulfide cracking, ulcerative corrosion, carbon dioxide corrosion, restoration of tightness, repair without lifting, coiled tubing installation, adhesive composition, drilled plug.

For citation: Sannikov M.S., Borkhovich S.Yu., Istomina N.G., Latypov R.G. [Restoring the integrity of the tubing string without pulling it out: from corrosion issues to repair technologies] Upravlenie tekhnosferoi, 2026, vol. 9, issue 2, рр. 554–562. DOI: 10.35634/UdSU.2026.60.59.018. (In Russ.).

REFERENCES

 

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About the Authors

Sannikov M. S.

5th year student of the specialty, M.S. Gutseriev Institute of Oil and Gas, Udmurt State University, 426034, Izhevsk, Universitetskaya str., 1, Russia.

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Borkhovich Sergey Yuryevich

Candidate of Technical Sciences, Associate Professor of the Department of Russian Chemical Engineering, M.S. Gutseriev Institute of Oil and Gas, Udmurt State University, Universitetskaya str., 1, Izhevsk, 426034, Russia. E-mail: Адрес электронной почты защищен от спам-ботов. Для просмотра адреса в вашем браузере должен быть включен Javascript.

Istomina Natalia Grigorievna

Associate Professor of the Department of Russian Chemical Engineering, M.S. Gutseriev Institute of Oil and Gas, Udmurt State University, Universitetskaya str., 1, Izhevsk, 426034, Russia. E-mail: Адрес электронной почты защищен от спам-ботов. Для просмотра адреса в вашем браузере должен быть включен Javascript.

Latypov Rinat Gayazovich

Associate Professor of the Department of Russian Chemical Engineering, M.S. Gutseriev Institute of Oil and Gas, Udmurt State University, Universitetskaya str., 1, Izhevsk, 426034, Russia.

E-mail:  Адрес электронной почты защищен от спам-ботов. Для просмотра адреса в вашем браузере должен быть включен Javascript.

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