Organic porosity: a geochemist's view of the current state of understanding

BJ Katz, I Arango - Organic Geochemistry, 2018 - Elsevier
With the increasing interest in unconventional resource plays, there have been important
changes in the way how reservoirs and their attributes are assessed and characterized. Of …

Reassessment of CO2 sequestration in tight reservoirs and associated formations

O Ozotta, M Ostadhassan, K Liu, B Liu… - Journal of Petroleum …, 2021 - Elsevier
CO 2 sequestration and CO 2 enhanced oil recovery (CO 2-EOR) are two major processes
that can expose the rock to CO 2. The behavior of a rock when saturated with CO 2 changes …

Pore structure and its fractal dimensions of transitional shale: A cross-section from east margin of the Ordos Basin, China

Y Li, Z Wang, Z Pan, X Niu, Y Yu, S Meng - Fuel, 2019 - Elsevier
Shales deposited in marine–continental transitional environments are well developed in the
Upper Paleozoic in China with abundant gas resources. The pore structure and its …

Investigation on the pore structure and multifractal characteristics of tight oil reservoirs using NMR measurements: Permian Lucaogou Formation in Jimusaer Sag …

P Zhao, Z Wang, Z Sun, J Cai, L Wang - Marine and Petroleum Geology, 2017 - Elsevier
Pore structure is a critical parameter to estimate the reservoir quality and evaluate the
resource potential. However, the pore structure and heterogeneity of the unconventional …

Pore structure heterogeneity of Wufeng-Longmaxi shale, Sichuan Basin, China: Evidence from gas physisorption and multifractal geometries

Y Wang, H Cheng, Q Hu, L Liu, L Jia, S Gao… - Journal of Petroleum …, 2022 - Elsevier
Understanding the heterogeneity of the nanoscale pore structure is critical for assessment of
hydrocarbon flow and storage in porous reservoirs. Multifractal theory is a powerful method …

Experimental analysis of the pore structure and fractal characteristics of different metamorphic coal based on mercury intrusion‑nitrogen adsorption porosimetry

W Han, G Zhou, D Gao, Z Zhang, Z Wei, H Wang… - Powder Technology, 2020 - Elsevier
The pore structure of different metamorphic coal was analyzed by mercury intrusion
porosimetry and N 2 adsorption. Combined with the fractal dimension models of the Frenkel …

A comparative evaluation of coal specific surface area by CO2 and N2 adsorption and its influence on CH4 adsorption capacity at different pore sizes

J Zhao, H Xu, D Tang, JP Mathews, S Li, S Tao - Fuel, 2016 - Elsevier
Coal has a heterogenous porosity that influences its specific surface area (SSA) and CH 4
adsorption and desorption. However, the pore size distribution obtained with N 2 adsorption …

Physical and structural changes in shale associated with supercritical CO2 exposure

H Yin, J Zhou, Y Jiang, X **an, Q Liu - Fuel, 2016 - Elsevier
The shale-ScCO 2 reaction and its effect on shale structure are among the key issues that
significantly affect the CO 2 sequestration process and shale gas recovery. To address this …

Gas adsorption characterization of pore structure of organic-rich shale: Insights into contribution of organic matter to shale pore network

Y Wang, L Liu, H Cheng - Natural Resources Research, 2021 - Springer
Organic matter (OM)-hosted pores are the most prevalent pores in organic-rich shale, in
which shale gas is generated and stored. Ascertaining the pore structure of OM and its …

Pore structure and fractal characteristics of organic-rich shales: A case study of the lower Silurian Longmaxi shales in the Sichuan Basin, SW China

X Shao, X Pang, Q Li, P Wang, D Chen, W Shen… - Marine and Petroleum …, 2017 - Elsevier
Abstract Shales from the Lower Silurian Longmaxi Formation in the Sichuan Basin are
among the most important shale gas reservoirs in China, and have been investigated …