Drill string compensator

Name
Date
Reference
Short description
SB-002
18.01.1993
 
All users of the angle drill string compensator system.
SB-002-2
18.01.1993
 
All users of the angle drill string compensator system.
SB-014-14
10.02.1994
N/A
All users of the drill sting compensator (DSC).
SB-DSC-001
23.03.2004
SA-041
Recommendations regarding rown block guide wheel assembly.
SB-DC-001
23.04.2004
SA-041
Verifying safe operation of guide wheel assembly.
SB-DSC-002
04.05.2010
SA-089
Equipment upgrade and personnel training to avoid scenarios with unintended locking of the compensator.
SB-DSC-003
28.01.2011
SA-118
Portside aft & fwd lower cylinder support bracket and crown block guide wheel modifications. Information about change in tolerance gap between guide shoes and guide rails.
SB-DSC-004
18.02.2011
SA-122
Advise regarding potential failure on the counterbalance wire guide wheel positioned on the fast line side of the rocker arm.
SB-DSC-005
14.03.2011
SA-090
Advise to inspect the bolts in the interface connection between the top compensator and derrick to ensure they have the correct specification.
SB-DSC-006
05.10.2012
N/A
Drill string compensator flow sensing module upgrade
SB-DSC-007
19.03.2013
SA-155
Counterbalance wire guide shaft

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