A more complex way of directional drilling utilizes a bend near the bit, as well as a downhole steerable mud motor. In this case, the bend directs the bit in a different direction from the ...

According to the criminal complaint, Shell contractors deliberately downplayed or failed to report drilling mud spills containing pollutants to avoid time-consuming inspections or shutdowns.

Mud logging is a critical process in exploratory drilling, designed to assess geological formations by measuring and ...

drilling mud and brine — and waste from other operations such as geothermal and carbon sequestration. “I’m certainly aware that this was no easy lift,” Commissioner Jim Wright said at a ...

This interval of fluorescence was associated with oil being recovered at surface in the drilling mud system. Oil shows will be confirmed with side wall cores, isotubes, cuttings, and fluid samples.

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