Results 51 to 60 of about 3,109,366 (343)

Control factors and risk prediction of casing deformation in deep shale gas wells in southern Sichuan Basin

open access: yesUnconventional Resources
Casing deformation seriously affects the fracturing progress and stimulation effect of shale gas reservoirs. Considering casing deformations in fractured deep shale gas wells in the Luzhou block of southern Sichuan Basin, the influences of micro ...
Cheng Shen   +4 more
doaj   +1 more source

Examining the advocacy coalition framework for insight into shale gas development in US and UK political systems [PDF]

open access: yes, 2014
Master's Project (M.S.) University of Alaska Fairbanks, 2014The project considers the Advocacy Coalition Framework from the discipline of policymaking which is used to examine contentious and politically complex policy issues, particularly in energy and ...
Wolfley, Kathryn
core  

Ideas and perspectives: is shale gas a major driver of recent increase in global atmospheric methane?

open access: yesBiogeosciences, 2019
. Methane has been rising rapidly in the atmosphere over the past decade, contributing to global climate change. Unlike the late 20th century when the rise in atmospheric methane was accompanied by an enrichment in the heavier carbon stable isotope (13C)
R. Howarth
semanticscholar   +1 more source

Biomineralization of primary carbonate cements: a new biosignature in the fossil record from the Anisian of Southern Italy

open access: yesLethaia, EarlyView., 2021
Biomineralization is a generic term used to indicate biological‐mediated mineral formation. In carbonate mineralization, nucleation of crystals can be: (1) controlled directly by the organisms, like in the skeletal formation of most metazoans; (2) induced by microbial communities, by indirect precipitation mediated by their metabolic activities; or (3)
Adriano Guido   +4 more
wiley   +1 more source

Field experience and numerical investigations of minifrac tests with flowback in low-permeability formations

open access: yesUnderground Space, 2021
In this study, flowback-assisted minifrac tests were conducted in low-permeability shale and salt formations to measure the in situ stress. An injection/flowback testing protocol was implemented in each test to achieve accuracy and efficiency.
Yu Fan   +5 more
doaj   +1 more source

Combining Image Recognition and Simulation To Reproduce the Adsorption/Desorption Behaviors of Shale Gas

open access: yes, 2020
Shale gas stored in deep shale is in a supercritical state. Therefore, it is necessary to study the adsorption and desorption properties of supercritical shale gas.
Kui Lin, Xianfu Huang, Ya-pu Zhao
semanticscholar   +1 more source

The construction of shale rock physics model and brittleness prediction for high-porosity shale gas-bearing reservoir

open access: yesPetroleum Science, 2020
Due to the huge differences between the unconventional shale and conventional sand reservoirs in many aspects such as the types and the characteristics of minerals, matrix pores and fluids, the construction of shale rock physics model is significant for ...
Xinpeng Pan   +2 more
semanticscholar   +1 more source

Molten‐Salt‐Mediated Chemical Looping Oxidative Dehydrogenation of Ethane with In‐Situ Carbon Capture and Utilization

open access: yesChemSusChem, Volume 18, Issue 6, March 15, 2025.
A sustainable alternative to steam cracking, the molten‐salt‐mediated oxidative dehydrogenation (MM‐ODH) of ethane (C2H6) in Li2CO3‐Na2CO3‐K2CO3 (LNK) couples thermal cracking with melt‐mediated CO2 capture to realize commercially competitive C2H4 and CO yields. LNK composition strongly influences MM‐ODH process outcomes.
Kyle Vogt‐Lowell   +6 more
wiley   +1 more source

PINN-Based Method for Predicting Flow Field Distribution of the Tight Reservoir after Fracturing

open access: yesGeofluids, 2022
The physical-informed neural network (PINN) model can greatly improve the ability to fit nonlinear data with the incorporation of prior knowledge, which endows traditional neural networks with interpretability.
Jun Pu   +5 more
doaj   +1 more source

In-situ laser retorting of oil shale [PDF]

open access: yes, 1977
Oil shale formations are retorted in situ and gaseous hydrocarbon products are recovered by drilling two or more wells into an oil shale formation underneath the surface of the ground.
Bloomfield, H. S.
core   +1 more source

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