Results 31 to 40 of about 125,168 (237)

The Economic and Budgetary Effects of Producing Oil and Natural Gas From Shale [PDF]

open access: yes, 2014
[Excerpt] Recent advances in combining two drilling techniques, hydraulic fracturing and horizontal drilling, have allowed access to large deposits of shale resources—that is, crude oil and natural gas trapped in shale and certain other dense rock ...
Congressional Budget Office
core   +1 more source

Nonlinear Fractal Flow Model of Fractured Vertical Wells With Stimulated Reservoir Volume Considering the Quadratic Gradient Term

open access: yesGeofluids
Although various fractal flow models have recently been developed to investigate pressure responses of fractured vertical wells, almost all of the existing fractal models ignore the quadratic gradient term (QGT), which makes them violate mass ...
Xuefeng Yang   +7 more
doaj   +1 more source

The effect of structural preservation conditions on pore structure of marine shale reservoir: a case study of the Wufeng-Longmaxi Formation shale, Southern Sichuan Basin, China

open access: yesFrontiers in Earth Science
The marine shale within the Sichuan Basin constitutes China’s significant shale gas production, featuring old formation age, high degree of thermal evolution, multiple tectonic movements, and complex structural conditions.
Weiming Yu   +17 more
doaj   +1 more source

Insight into the Adsorption of Methane on Gas Shales and the Induced Shale Swelling [PDF]

open access: yesACS Omega, 2020
Shale gas resources are highly abundant in the world. They can provide sustainable energy supply and have the potential to reduce energy prices. Therefore, shale gas has become one of the most important resources for oil and gas exploration and production, especially in North America today.
Wei Tian, Huiqing Liu
openaire   +4 more sources

The Effects of Shale Gas Production on Natural Gas Prices [PDF]

open access: yes, 2013
The Producer Price Index (PPI) for natural gas, measured on an annual average basis, fell 56.8 percent between 2007 and 2012, in response to strong growth in domestic energy production.
PPI Energy and Chemicals Team
core   +1 more source

An adsorbed gas estimation model for shale gas reservoirs via statistical learning

open access: yes, 2017
Shale gas plays an important role in reducing pollution and adjusting the structure of world energy. Gas content estimation is particularly significant in shale gas resource evaluation.
Chen, Yuntian   +3 more
core   +2 more sources

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

Lattice Boltzmann modeling of the coupled imbibition-flowback behavior in a 3D shale pore structure under reservoir condition

open access: yesFrontiers in Earth Science, 2023
Imbibition and flowback of fracturing fluid usually occur in the shale matrix after hydraulic fracturing, which significantly impacts shale gas production and environmental protection. The rocks of deep shale gas reservoirs are under high-temperature and
Shuai Wu   +14 more
doaj   +1 more source

Construction of Shale Gas Well [PDF]

open access: yesE3S Web of Conferences, 2018
The paper describes shale gas borehole axes trajectories (vertical, horizontal, multilateral). The methodology of trajectory design in a two-and three-dimensional space has been developed. The selection of the profile type of the trajectory axes of the directional borehole depends on the technical and technological possibilities of its implementation ...
Aneta Sapińska-Śliwa   +2 more
openaire   +3 more sources

What prospects for shale gas in Asia? Case of shale gas in China

open access: yesThe Journal of World Energy Law & Business, 2020
Abstract The issues of energy and the environment are one of the main challenges for humanity today. Global growth in energy demand is facing environmental concerns, especially in fast-growing regions such as Asia. Transferring traditional energy sources such as coal, oil, to cleaner energy sources and renewables is an inevitable trend ...
Minh Thong Le   +3 more
openaire   +2 more sources

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