Wellstrøm

The M3 Wellstrøm plug is a rigless, real-time controlled and monitored, highly cost-effective seal barrier installation to plug oil and gas wells

Technology concept/solution:
The M3 Wellstrøm plug is a rigless, real-time controlled and monitored, highly cost-effective seal barrier installation, being significantly cheaper compared to conventional rig-based installation. The plug uses M3 bismuth alloys and is assessed to be capable of lasting for 1 million days in a downhole environment and outperforming 50m of cement with approximately 1,5m Bismuth M3 plug. The solution has a low CO2 footprint due to its rigless operation and the use of alloy, a low-carbon alternative to cement and electrical technology that can be installed emissions-free. The melted alloy flows like fluids Simpler, leaner operations also equal less harm to people and the environment, less waste in the form of fluids and discharges, and fewer gas leaks due to the high-performance seal.

Owner:
Aarbakke Innovation, Rege Holding, Rawwater Engineering Company Ltd

Funding:
Norwegian Research Council, TotalEnergies, Innovation Norway

Timeline:
Offshore pilot well planned first half of 2023 in the North Sea

Phase:
Conceptualisation - development and testing - demonstration and validation - commercialization

Contact:
Gert Rege

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