mudlogger การใช้

Such a " mudlogger " is known to be sitting on the rig.
More data may be obtained from the mudlogger, who analyzes the drill cuttings and the rock formation thicknesses.
When an oil well has been tapped, a geologist ( known on the rig as the " mudlogger " ) will note its presence.
The drilling mud which is analyzed for hydrocarbon gases, by use of a gas chromatograph, contains drill bit cuttings which are visually evaluated by a mudlogger and then described in the mud log.
Determining the type of rock being drilled at any one time is a matter of knowing the'lag time'between a chip being cut by the bit and the time it reaches the surface where it is then examined by the wellsite geologist ( or mudlogger as they are sometimes called ).