Case Study: Utilization of a Hydraulic Workover Unit to Recover Highly Corroded 35 Years Old Dual String Tubing Completion with Dual Tubing and Dual Annulus Valve in Mahakam Offshore
Rahmat Sinaga,
Yosafat Solagratia,
Mochamad Syafrudin
et al.
Abstract:An operator has been significantly performing re-entry well drilling to increase operational efficiency. Therefore, a temporary abandonment campaign is critical to successfully achieving the objective of providing a well slot for the upcoming drilling program. Abandonment work has high uncertainties that require more time to prepare and to solve the possible situation in the work progress itself. Particularly in the old wells where the tubing completion has been installed for 35 years with limited sources of p… Show more
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