mud log

mud log

[′məd ‚läg]
(petroleum engineering)
A continuous record of changes in oil or gas contents of circulating drilling mud while drilling a well.
References in periodicals archive ?
Based on the results in the IMIC-1 well together with offset well data the PA V interval can be interpreted as a condensate zone based on the mud log data or the gas cap up dip of downdip oil discoveries that have been confirmed to be productive.
The tiny isle was still recovering from the effects of the devastating flash floods which hit in February, with rubble piled high along the pretty coastline of its capital, Funchal, and roads cordoned off while the mud log was shifted.
In southeastern Turkey, the Company has drilled the Atesler #1 well and encountered mud log and sample oil shows in the Mardin dolomite, the target formation.
Wireline logging and mud log indicate the Boyce-Pate 16-1 well has encountered 177ft of net porous Haynesville Shale over a gross interval of 395ft.
In 2010 Pryme's Deshotels 20H well intersected the TMS and encountered minor reservoir rock with porosity up to 16% and very encouraging mud log hydrocarbon shows.
Mud log oil shows and well log analyses indicate around 20-30 metres of potential gross pay in each well.
Two (2) of these zones are above the 9,700' sand equivalent and two (2) are below the 10,000' sand equivalent, these zones were identified by the analysis of mud log and LWD information.
Three oil and gas bearing zones were encountered within the Upper Pliocene age Akchagil formation with mud log oil shows present in the horizons.
There is a gas zone at approximately 15,000 feet that had good porosity and mud log shows.
A number of known tools/techniques (traditional mud log, triple combo logs interpretation, cores) will be run/used for conventional parameters that will be combined with new unconventional tools/techniques, (Total Organic Carbon -TOC, Hydrocarbon maturity, Geomechanics) that will be key for the best development of the acquired acreage, and maximize its potential.
The new version comprises nDPredictor, a statistical tool mainly utilized for porosity and water saturation predictions from mud log and drilling data; SandPIT 3D, which helps production engineers to find out the possibility of rock failure in sandstone reservoirs; and a Total Organic Content module.
Logging has confirmed the full section of the Austin Chalk formation as interpreted from the mud log and the 3D seismic survey.