BREAKING /

Preparations are Underway for the 23rd International Practical Conference “Mechanised Production, Transportation and Treatment of Oil – 2026”, Which Will be Held in Hybrid Format (in-person and online) on 4 March 2026 in Moscow
677.3 Thousand Tonnes of Oil Were Produced at the Dunga Field in 2025
First Well Test Results Obtained at the Karaton Podsolevoy Block
The Importance of Technological Process Validation in Pipe Manufacturing
Due to the Caspian Sea Shallowing KazMunayGas and LUKOIL Will Build a Canal
Sakhalin-1 Contractor Wins $9.6 Million Lawsuit Against U.S. Firm Parker Drilling
Gazprom Neft and Innopolis University to Create a Digital Platform for Subsurface Research
LUKOIL Faces Logistics Challenge in Kazakhstan Project Due to Caspian Sea Shallowness
California Wants to Simplify the Issuance of Oil Drilling Permits
Chevron Completes Acquisition of Hess Following Court Victory Over Exxon

All posts tagged

Well Underreamer

Tatneft Receives New Canadian Patent

Doug Robson — August 3, 2012

117 0 0

Tatneft continues its work on legal protection of the Company’s developments abroad. The Company received patent № 2505412 in early July for the invention “Well Underreamer”. The present invention relates to devices for local well casing profile liners. The application of the device in the wells of OAO TATNEFT allows …

Copyright ©, All Rights Reserved. Privacy Policy