LWD acquires formation evaluation and wellbore data in real time while the bit is cutting rock. Sensors housed in drill collars measure gamma ray, resistivity, density, neutron porosity, sonic, NMR, ...

Underbalanced drilling (UBD) intentionally keeps bottomhole pressure below the formation pore pressure to allow controlled inflow while drilling. It sits at the intersection of well construction and ...

Offshore oil and gas drilling is a complex process that involves extracting reserves from underneath the seabed. It has been used for decades and remains essential in meeting energy needs for many ...