... characterization microporosity cement tight gas reservoir red rock permeability knopcik member lithology thin section dataset Introduction Drill cuttings are represented by mm-sized rock fragments resulting from the mechanical abrasion of the subsurface formation exposed to the drill bit head...

... tools. Shaded intervals numbered 1 through 11 highlight the apparent pay zones. The lithologies based on mud log samples are shown in Track 6. NMR volumetrics are shown in Track 9. Clay content quantified by the NMR CBW (clay-bound water), which is the fast-relaxing porosity with relaxation time T2...

... strength upper huron shale reservoir characterization acoustic processing modeling borehole slowness azimuthal anisotropy mineralogy fracture csug spe 148411 shale b-sand interval anisotropy well logging frequency natural fracture huron shale upper devonian huron shale lithology...

... lithology well logging schlumberger variation fracture network upstream oil & gas kerogen mapping key reservoir property hydraulic fracturing porosity log analysis complex reservoir reservoir property lateral cement variability natural fracture horizontal well csug spe 137413 fracture...

... assessment was utilized to address the risk associated with water influx from adjacent lithologies and to characterize the coal quality by integrating core analysis with petrographic study data. Through integration of geological and geophysical data the well is placed in an optimal structural setting...