The geology and science behind oil drilling can be quite interesting and important for understanding which companies are the right fit for your investment. When people talk about oil drilling, many of ...

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 ...