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 ...

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 ... More from Retail Nine million Americans live near an orphan oil and gas well. These wells have no owner and were never sealed, so they ...

The Cuadrilla hydraulic fracturing site at Preston New Road shale gas exploration site in Lancashire. The UK’s last fracking wells are set to be closed and filled with cement despite warnings ...

“EPA must move to swiftly and rigorously review and make determinations on pending projects and primacy applications to ...

In applications where cement bond is poor but present remedial ... effective solution for eliminating methane leaks in oil and gas wells, conserving vital time and resources.

President Joe Biden is using a decades-old law to block drilling for oil in more than 625 million acres of U.S. ocean — the largest region a president has ever protected using this authority. It’s a ...