On oil drillings, a technician of monitoring of drillings (or mud logger ) is a person of the team of geology in charge of the regular collection and study of samples throughout the Forage.

According to drilling, the mud logger can, under the control of the geologist, to make analyzes and to study the cuttings (cuts), or only to bag them after dessication.

The trade of mud logger extended to the monitoring from parameters from drilling, such as the control of the presence of gas, the monitoring of the level of the basins, or the length of the train of drill rods used.

See too

• Oil