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Proceedings Papers

Paper presented at the Abu Dhabi International Petroleum Exhibition & Conference, November 15–18, 2021
Paper Number: SPE-207376-MS
... Xmas Tree (EVXT). In the wells with Open Water Vertical Xmas Tree (OXT), the upper completion tubing and hanger were ran together with the Xmas Tree in a single run. This posed challenges to Operator in retrieving the Xmas Tree. This paper will discuss the novel approach used by Operator in the OXT...
Proceedings Papers

Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Symposium: Decommissioning and Abandonment, November 30–December 2, 2021
Paper Number: SPE-208492-MS
... Vertical Xmas Tree (EVXT). All the wells were permanently abandoned with permanent barriers established in accordance to Norsok D-010, rev. 2013. This involved establishing well barriers which would both horizontally and vertically effective. The operator evaluated several methods in establishing well...
Proceedings Papers

Paper presented at the SPE Annual Caspian Technical Conference, October 16–18, 2019
Paper Number: SPE-198403-MS
... variants. Thirteen (13) wells drilled and completed during first phase of the development utilized Open Water Tree (OXT) while another two (2) wells drilled and completed during the second development phase utilized the newer conventional Enhanced Vertical Xmas Tree (EVXT). Both the systems were rated...

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