Intelligent prediction for rock porosity while drilling complex lithology in real time

H Gamal, S Elkatatny, A Alsaihati… - Computational …, 2021 - Wiley Online Library
Rock porosity is an important parameter for the formation evaluation, reservoir modeling,
and petroleum reserve estimation. The conventional methods for determining the rock …

Prediction model based on an artificial neural network for rock porosity

H Gamal, S Elkatatny - Arabian Journal for Science and Engineering, 2022 - Springer
The rock porosity is considered a key petrophysical property for the rock due to its great
impact on the hydrocarbon reserve estimation and petroleum economics. The conventional …

Can cuttings replace cores for porosity and pore size distribution analyses of coal?

Y Chang, Y Yao, Y Liu, S Zheng - International Journal of Coal Geology, 2020 - Elsevier
Core data play a significant role in analyses of fundamental petrophysical properties, such
as porosity and pore size distribution (PSD), which can be used to estimate the storage …

Machine learning models for generating the drilled porosity log for composite formations

H Gamal, S Elkatatny, AA Mahmoud - Arabian Journal of Geosciences, 2021 - Springer
Determining the porosity of the drilled formation is a significant task for formation evaluation
purposes for further implementation in petroleum reservoir simulation and estimating the …

State of the art on porosity and permeability hysteresis: Useful techniques for hydrocarbon recovery

MA Elhaj, A Barri, M Hashan… - SPE Kingdom of Saudi …, 2018 - onepetro.org
Recently, experimental and mathematical studies helped researchers to investigate and
understand the fundamentals of hysteresis behavior in rock properties. Porosity and …

Computing wave velocity of rock sample using rock chips and cuttings

P Khodaei, S Karimpouli, M Balcewicz… - Journal of Petroleum …, 2022 - Elsevier
Rock cuttings and chips, usually from boreholes, are considered as direct samples from the
subsurface layers containing valuable information. They are rarely used in routine studies …

A robust nuclear magnetic resonance workflow for quantitative determination of petrophysical properties from drill cuttings

J Mitchell, A Valori, EJ Fordham - Journal of Petroleum Science and …, 2019 - Elsevier
Determination of petrophysical parameters from surface measurements of drill cuttings,
rather than well logs, has long been a subject of interest in the petroleum industry. Analysis …

NMR measurement of porosity and density from drill cuttings of unconventional tight reservoirs

SM Althaus, JH Chen, J Zhang - SPWLA Annual Logging Symposium, 2019 - onepetro.org
Petrophysical data, essential for reservoir description and modeling, are obtained by
expensive laboratory core measurements and/or well-log measurements. Due to the high …

A critical review and future trend on relative permeability hysteresis

M Elhaj, M Hashan, ME Hossain - SPE Trinidad and Tobago Section …, 2018 - onepetro.org
The term" hysteresis" has been used for a long time. The researchers were paying attention
because of its wider usages in many disciplines of science and engineering. However, the …

Low-field nuclear magnetic resonance methodology for analysis of drill cuttings from unconventional tight reservoirs

S Althaus, JH Chen, J Zhang, G Eppler - Energy & fuels, 2020 - ACS Publications
A nuclear magnetic resonance (NMR)-based method was developed to quickly and
accurately determine porosities and densities of tight reservoir rocks from drill cuttings. The …