PR-1047, Well Integrity Maintenance Procedure

2.6 Procedure for acid soaking to clean Tubing hanger BPV thread profile 127. 2.6.1 Safety Precautions while attempting acid soak. 127. 2.6.2 Procedure for filling acid in Christmas tree 127. 3 Identified Hazards and Threats 127. 4 Roles and Responsibilities as referred to in this document 127. 5 Appendices 127. 5.1 Appendix 1, Forms and ... ................
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