... reservoirs, where the presence of layering and compartmentalization coupled with complex variable depositional settings, compaction trends, variable mineralogy, and fluid distribution translates into heterogeneous and assorted permeability distribution. As a result, the typical relationship between porosity...

... the relationship between total porosity, total clay volume, and acoustic velocities in a log-based physics model assisting the heterogeneous sand analysis. The significance of high-quality waveform and improved processing capabilities in determining continuous slownesses for formation integrity in large boreholes...

... that need be considered for optimal use of the reservoirs, depending on the structural complexity and trapping mechanism. These storage options are: 1. Depleted reservoir storage: These reservoirs are well characterized with extensive data from macro to micro scale such as seismic, rock type, porosity...

... porosity olivine formation dissolution rate hler number reaction rate carbonation efficiency surface energy geological formation NUMERICAL ASSESSMENT OF EFFECTS OF POROELASTICITY TO SUSTAINED IN-SITU CO2 MINERALIZATION IN OLIVINE FORMATIONS Ehsan Ranaee, Robin Erzurumluo lu, Fabio Inzoli, Monica...

... porosity evaluation resolution compressional slowness dielectric dispersion gas-bearing sandstone conductivity salinity RESERVOIR CHARACTERIZATION OF A LAMINATED CLASTIC RESERVOIR WITH INNOVATIVE WORKFLOWS FOR NEAR REAL-TIME GAS IDENTIFICATION: CASE STUDY FROM NORTHEASTERN ITALY Samira Ahmad...

... characterization characterization elemental concentration evaluation correlation tectosilicate machine learning geological subdiscipline mineralogy porosity neutron porosity information fraction knowledge feldspar database CORE-LOG INTEGRATION AND NOVEL DATA ANALYSIS FOR RESERVOIR AND CAPROCK...

... to support completion decisions through understanding reservoir quality and reservoir fluid heterogeneities specific to the basin studied and the petroleum system in place. The petrophysical reservoir properties such as hydrocarbons in-place, mobility of the oils, porosity, permeability, fracture intensity...

..., such as the mineral and fluid contents, porosity and degree of water saturation in the rock. Electrical resistivity surveys have been used for many decades in hydrogeological, mining and geotechnical investigations. The fundamental physical law used in resistivity is Ohm s Law that governs the flow of current...

... and to identify the best well production design. The integration of the mud gas data along with the drilling parameters (ROP, mudflow, ect.) has been utilized to determine the rock properties such as porosity and permeability, this approach can extend the value of gas data not only for formation evaluation...

... images were obtained using an X-ray computed tomographic scan, after obtaining the digital images of the samples, a 3D digitized model of the samples is analyzed to construct a 3D pore network, and the porosity is estimated. Numerical simulations were used to obtain the permeability of the core samples...

... saturation grain density target sequence well logging archie equation laboratory sequence core analysis exponent indonesia equation application fraction ou tput indonesia parameter well 2 porosity conductivity shaly sand equation SW ESTIMATION IN SHALY SAND USING THE INDONESIA...

...1 EXPERIMENTAL PROCEDURES FOR THE EVALUATION OF BIOT S COEFFICIENT OF LOW POROSITY CARBONATES Alessandro Messori, Giorgio Volonté, Adriano Figoni, Antonio Pellegrino, Eni S.p.A. This paper was presented at the 14th Offshore Mediterranean Conference and Exhibition in Ravenna, Italy, March 27-29...

...1 THE IMPACT OF WETTABILITY ON POROSITY &PERMEABILITY RELATIONSHIP IN SANDSTONE OIL RESERVOIR, BELAYIM MARINE FIELD, GULF SUEZ, EGYPT I.AWNI, M.SOLIMAN , O.YEHIA AND T.IBRAHIM [Petrobel] This paper was presented at the 14th Offshore Mediterranean Conference and Exhibition in Ravenna, Italy, March...

... and then it is centrifuged in air to achieve a partial Sw condition. The slices are thin enough (approx. 1 mm) to be assumed as individually uniformly saturated, but saturation, porosity and resistance may change from one slice to another. The resistivity-saturation relationship is assumed to be unique. This is a reasonable...

...: Techlog® by Schlumberger and Geolog® by Paradigm. The sonic data are a common input for different disciplines and, if they are not reliable, can adversely affect the further analysis. In particular: (1) Petrophysics: (porosity from sonic can produce misleading reservoir characterization); (2) Geomechanics...

... petrophysical interpretation [7] of a thin-layered reservoir, in order to evaluate the uncertainty associated to the most critical petrophysical properties, i.e. porosity and water saturation. The results proved that the approach was both robust and flexible enough to be applied to a specific interpretation...

... throat size distribution and to separate micro from macro porosity. The integration of these information with NMR, acquired on the same core, allows to calibrate the most efficient T2 cut-off, discriminating movable from the unmovable fluids. The final outcome is a robust link between reservoir...

... of the clay volume fraction (V clay ) from the total gamma ray log may become inaccurate. In this case, V clay can be estimated from neutron porosity - bulk density crossplots, but this method has its own limitations (bad hole or hydrocarbon-bearing intervals). If the V clay can be properly estimated...

... porosity 1 THE ROADMAP FOR ADDITIONAL GAS PRODUCTION IN THIN LAYERED AND LOW POROSITY RESERVOIRS: MULTI-DETECTOR PULSED NEUTRON FINDINGS INTEGRATED WITH OPEN-HOLE MEASUREMENTS M. Borghi, G. Galli, M. Pirrone, M. Scelsi, M. Antonelli, F. Sirtori, Eni S.p.A., A. Schiuma, Weatherford This paper...

... properties like porosity and water saturation volumes were modeled stochastically and co- simulated using correlation coefficients biasing to the facies property. The Stochastic geomodel optimizing on the grid resolution, provide better water predictions and planning of additional wells if needed...