Cement sheath integrity is a critical aspect of oil and gas well construction, as it ensures the zonal isolation necessary to prevent fluid migration between different geological formations.

Most commonly, cementing is used to permanently shut off water penetration into the well. Part of the completion process of a prospective production well, cementing can be used to seal the annulus ...

Part of the process of preparing a well for further drilling, production or abandonment, cementing a well is the procedure of developing and pumping cement into place in a wellbore. Used for a ...

Regulations require oil and gas operators to plug wells with cement when they are finished with them, but a growing number of decades-old plugs are failing to hold up against new pressures ...

Finding and plugging them with cement can be costly ... oil executive and his team as he hunts down and plugs forgotten oil wells. More from Retail Nine million Americans live near an orphan ...