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VAM ® BOLT-II selected by for its well

Overview

SUCCESSSUCCESS LUKOIL-Nizhnevolzhskneft has chosen Vallourec to deliver its VAM ® BOLT-II solution with a large (18") outer diameter for the STORY Caspian Sea Khazri-2 well. In February, its high performance levels were proven when the VALLOUREC connection was successfully deployed with zero reject on a Neptune jack-up . Technical Sales Manager in Russia, Ukraine, CIS, Andrei Motovilin talks us through each step of this success story. "We are particularly proud SEPT. 2020 of this success. LUKOIL- Nizhnevolzhskneft is one of our key customers developing some of the most complex Challenge The VAM® BOLT-II solution has a double- start thread design and make-up is quick offshore oil fields and wells."

and easy — it saves platform installation Andrei Motovilin The most recent design-improved Technical Sales Manager in Russia, Ukraine, CIS time and make for perfect connection to generation of VAM® flush connections large bore well heads. "We were gives higher torque capacity and able to deliver on time and, by working outstanding performance. Vallourec hand in hand with Lukoil, run perfectly supplied LUKOIL with 5 strings our VAM® BOLT-II solution, demonstrating and 345 tons of VAM® BOLT-II as well as operational product performance with zero accessories such as lifting and handling rejection." said Andrei Motovilin. circulation head.

A complex well

LUKOIL-Nizhnevolzhskneft, is a LUKOIL has been especially 0.64 inches with a maximum make- wholly owned subsidiary of LUKOIL technically demanding, as the up torque not exceeding 109.9 klb and specializes in oil and gas field nearest gas formation was at per ft. Successful implementation development and production in approximately 12,500ft and the of Khazri-2 is extraordinarily vital as the Caspian and Azov Seas. Since planned setting depth was roughly it will prime further developments of its foundation in 1995, one of the 6,000ft. Consequently, the customer this Caspian oil field. For example, company’s priorities has been to specified an outer diameter (OD) the Titonskaya-1 well is set for 2021 implement the Caspian project, the constraint because of the blowout development with an almost similar search for and future development preventer size (almost 19 inches) and design. of deposits in this Sea. a liquid-tight shouldered connection These deposits are some of the most with an OD of 18 inches, and a WT of complex to get at.

The company is now developing Khazri-2, the successor to the 2017 Khazri-1. This offshore exploratory well has one of the most complicated designs in Russia owing to high- pressure H2S ().

Absolute success: 166 zero-reject pipes

LUKOIL started drilling at the beginning of 2020. 166 pipes ran with zero reject.

1* A (BOP) is valve that seals, regulates and monitors oil and gas wells in the prevention of uncontrolled crude oil or release.

Vallourec’s headquarters: 27, avenue du Général Leclerc 92100 Boulogne-Billancourt solutions.vallourec.com