Light workover services
Decommissioning of pump drive
- Self-reliant decommissioning, securing and dismantling of pump drive above ground after approval by operator
Change-out of pump and sucker rod with length adjustment for pumps with Drive-head-system
- Back-off and pull-out of sucker rod
- Change of pump
- Installation of sucker rod incl. length adjustment for handover to operator
- Function test
ESP replacement
- Dismantling of well head flanges and well packers
- Removal of ESP incl. control line
- Configuration and run-in of submersible pump on production tubing with control line
- Positioning and function test of submersible pump
Change-out of production tubing
- Release of production packer
- Pull-out and run-in of production tubing
- Positioning and anchoring of the production tubing
Pressure tests
- Test of production tubing, annulus, well head, BOP
- Fishing and milling jobs according to the operator's specifications
- Fishing of e.g. casings, tubings, sucker rods, lost cables, sand filter, production packer etc.
- Milling of e.g. packer, casings, tubings, cement bridges etc.
- Lead impression bocks
Cementation
- Annular cementation or bottom hole cementation
- Cement-Squeezing to seal the well against formation, gaps, cracks or depleted reservoirs
- Execution of plug or bottom hole cementations
- Plug and abandonment of decommissioned or uneconomic wells
Pumping and acid treatments
- Self-reliant execution of pumping operations like pressure tests, killing wells, cementations, circulation operations, well cleaning, acid treatment, pumping of annular protective fluid, setting of packers, release of setting tool, opening and closing of circulation systems (i.e. sliding doors)
Gravel Packs
- Installation and removal of gravel packs assemblies
Wellhead installation and nippling up works
- Installation and dismantling of flanges
- Configuration, installation and dismantling of well heads
Swabbing
- Swabbing of horizons, lowering of fluid levels
Production tests
- Production tests after perforation or acid treatments
Treatment performances on H2S-wells, operative personnel is instructed in handling with hydrogen sulphides
- Handling of hydrogen sulfide
- Kick and emergency exercises
- Personnel instructed in handling of respiratory protection and gas measuring devices
Change-out of production wells
- First completion, pull-out of old completion, run-in of new completion
