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Keywords: core sample
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Proceedings Papers

Paper presented at the 57th U.S. Rock Mechanics/Geomechanics Symposium, June 25–28, 2023
Paper Number: ARMA-2023-0810
... stress core sample mpa procedure injection boundary condition heat capacity image show autolab 1500 coefficient 0 ARMA 23-810 Numerical and Experimental Studies of Coupled THM Processes in Fractured Tight Rocks Abdullah, A., Rashid, H.U., and Olorode, O.M. Louisiana State University, Baton...
Proceedings Papers

Paper presented at the 57th U.S. Rock Mechanics/Geomechanics Symposium, June 25–28, 2023
Paper Number: ARMA-2023-0025
... in HDR formations for efficient fracturing will be beneficial for the future of EGS. Effects of varying LN 2 exposure time on heated granite samples and their mechanical and physical properties were studied. Eleven core samples were heated to different temperatures, up to 482°F, and treated with LN 2...
Proceedings Papers

Paper presented at the 57th U.S. Rock Mechanics/Geomechanics Symposium, June 25–28, 2023
Paper Number: ARMA-2023-0367
... surrogate model geomechanical property correlation united states government artificial intelligence machine learning static young rock property core sample deterministic model bulk density primary geomechanical property fgc cc ratio permeability bayesian assessment ARMA 23 0367 Uncertainty...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-0014
...-induced precipitation and the oil-well cement and their applicability to plugging of leakage pathways. We utilized 2 core samples from a sedimentary sequence with artificially induced fractures along the longitudinal axis of the cores, and treated the induced-fractures in these cores with the cementations...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1245
... physics procedure to estimate porosity and absolute permeability and compare the pore-scale heterogeneities in different core samples. From the analyses that is evident that permeability can vary in even short distances of sampling in an unconventional play, such as the Bakken Fm. Therefore, assuming...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-1683
...) filtration test was used to expose real sandstone and limestone core samples to the drilling fluid for different time periods, 30 min, 1 day, and 2 days at 300 psi differential pressure and 250°F. The HPHT cell was modified to be used with real sandstone and limestone core samples (1.5” diameter and 2...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-1875
... Upstream Oil & Gas porosity middle Bakken NMR Bakken formation core sample reservoir rock relaxation time permeability ARMA 19-1875 Characterization of the Bakken Formation using NMR and SEM Techniques Tomomewo O.S., H. Jabbari, N. Badrouchi, and C. Onwumelu University of North Dakota...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-1867
..., and fluids transport. The measurement of permeability of Bakken rock samples is very challenging due to their extremely low permeability. In this study, we investigate the permeability of a number of Bakken core samples using oscillating-pulse and pulse-decay methods and then compare them with the steady...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-1883
... and the measurements can widely vary depending on the pore-fluid type (i.e. nitrogen or water). The range of permeability measured by the Aspike is 10 times higher than the Multi-pulse. The results of permeability tests on 37 Bakken core samples shows that the Multi-pulse values present a narrow distribution and high...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0254
... in formations adjacent to unconventional reservoirs, we have combined laboratory studies of viscoplastic creep with numerical modeling utilizing in an attempt to match a profile of least principal stress measurement with depth in an actual case study. Creep experiments were conducted on core samples from...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0344
... nitrogen gas to initiate fractures in shale-oil and shale-gas reservoirs. Two core samples were used in a series of experiments. These samples were heated at 82 °C (180 °F) for one hour and then rapidly cooled in three thermal shocks. In each shock, nitrogen at -18 °C (0 °F) was injected at approximately...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0478
...; the size of the samples is 100 mmxmm, while the permeability of the samples is either about 1000 mD. In this way, the injection of a polymer until saturation of the core sample was applied until it gave an accurate result on the mechanical properties, changing to UCS to unconsolidated sandstones 1.6 mPa...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0473
... study core sample perforation propagation permeability Chemical Injection injection pressure experiment artificial sample Injection Rate epoxy resin fracture injection ARMA 19 473 Experimental Study on Sand Control in Unconsolidated Sandstones by Chemical Injection and Hydraulic...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0523
... treatment ct slice Upstream Oil & Gas resolution porosity core sample permeability threshold plastic ARMA 19 523 Development of Novel Workflow to Replicate Pore Network of Porous Core Samples Through 3D Printing Technology Almetwally, A.G. and H. Jabbari University of North Dakota, Grand...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-1545
... ABSTRACT: Series of experiments were conducted on core samples from three prominent unconventional basins in the United States to investigate the effect of temperature and confining pressure on rock mechanical properties of Barnett, Wolfcamp, and Eagleford shales. Eleven unsaturated outcrop...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-1568
... and confining pressures. Specifically, the permeabilities of core samples extracted from four U.S. shale formations were measured using a pulse decay permeameter under varying combinations of confining and pore pressures. The samples were cored in the directions parallel to and perpendicular to the shale...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-1665
... reservoir porosity breakdown pressure core sample Indiana limestone ARMA 19 1665 Novel Methodology to Reduce the Strength of High StressTight Gas Reservoirs Using Thermochemical Ayman Al-Nakhli, Mohammed BaTaweel Saudi Aramco, Dhahran, Saudi Arabia Ayyaz Mustafa, Zeeshan Tariq, Mohamed Mahmoud...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-1662
... porosity mechanical property drilling fluid selection and formulation Upstream Oil & Gas sand content invasion depth drilling fluid chemistry drilling fluid formulation filter cake property bageri drilling fluids and materials concentration sandstone core sample ceramic disk Mahmoud...
Proceedings Papers

Paper presented at the 52nd U.S. Rock Mechanics/Geomechanics Symposium, June 17–20, 2018
Paper Number: ARMA-2018-1048
... by acid coreflood tests. Then, triaxial compression test and surface indentation hardness test were conducted. After mechanical tests, fragments of the broken core samples were collected to carry out SEM investigation, keeping the consistency of core samples. Experimental results indicated that the acid...

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