CO2 Cementing Systems
https://www.halliburton.com/public/cem/contents/Brochures/web/WellLife%20III%20CO2%20Brochure.pdf
when the issues are as crucial as the global environment, long-term productivity,or both, and thus require that the seal does not fail over the planned operating life of the well
Halliburton’sWellLife? III cementing service is particularly suited to situations encountered
in CO2 enhanced oil recovery (EOR) and carbon capture and sequestration (CCS) wells where longterm zonal isolation is critical and can be at risk due to the harsh CO2 environment. The three steps of theWellLife III cementing service include:
1) understanding the requirements of such wells,
2) designing a slurry to survive the current and future wellbore conditions, and
3) providing redundant backup