Results 91 to 100 of about 21,023 (296)

Treatment of hydraulic fracturing fluids in petroleum wastewater using physical and biological techniques [PDF]

open access: yes, 2016
Hydraulic fracturing (‘fracking’) is a drilling and extraction technique that uses large volumes of high-pressure, chemically-treated water to free petroleum and natural gas trapped deep in underground strata.
Alalade, Oludamilola Olusesan
core  

Effective and Sustainable Hydraulic Fracturing [PDF]

open access: yes, 2013
This book comprises the proceedings for the International Conference for Effective and Sustainable Hydraulic Fracturing (HF2013) which was held 20-22 May 2013 in Brisbane, Australia. The conference goal was to advance hydraulic fracturing technology that

core   +1 more source

Synergistic Physicochemical Inhibition of Reactive Shale Formations Using Hydrothermally Synthesized Hydroxyapatite Nickel Tungstate Nanocomposites in Water‐Based Drilling Fluids

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT Wellbore instability driven by the volumetric expansion of reactive shale formations remains a primary operational challenge in modern drilling engineering, causing severe mechanical failures and substantial economic deficits. The objective of this study is to formulate and evaluate a novel dual‐action chemical additive capable of ...
Ghaleb Oriquat   +8 more
wiley   +1 more source

Development of a three-dimensional compositional hydraulic fracturing simulator for energized fluids [PDF]

open access: yes, 2013
textCurrent practices in energized treatments, using gases and foams, remain rudimentary in comparison to other fracturing fluid technologies. None of the available 3D fracturing models for incompressible water-based fluids have been able to capture the ...
Ribeiro, Lionel Herve Noel
core   +1 more source

Shale Kerogen: Hydraulic Fracturing Fluid Interactions and Contaminant Release [PDF]

open access: yes, 2018
The recent increase in unconventional oil and gas exploration and production has prompted a large amount of research on hydraulic fracturing, but the majority of chemical reactions between shale minerals and organic matter with fracturing fluids are not ...
Dustin, Megan K.   +23 more
core   +1 more source

Radiative Hybrid Nanofluid Flow Over a Porous Riga Surface: A Fuzzy–ANN Modeling Approach

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT This study proposes a fuzzy–ANN model to investigate the nonlinear thermal transport in a tangent hyperbolic (Tanh) hybrid nanofluid flow past a porous Riga surface, considering the effects of Rosseland diffusion, chemical reactions, and internal volumetric heating.
Azad Hussain, Rabia Zetoon, Reeha Iqbal
wiley   +1 more source

Hydraulic fracturing and shale gas extraction [PDF]

open access: yes
Master of ScienceDepartment of Chemical EngineeringJames H. EdgarIn the past decade the technique of horizontal drilling and hydraulic fracturing has been improved so much that it has become a cost effective method to extract natural gas from shale ...
Klein, Michael
core   +1 more source

Research on Diaphragm Pump Fault Diagnosis Method Based on Res‐DCB‐Net

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT Nonstationary pressure pulsation signals of diaphragm pumps contain strong background noise and coupled characteristics. This makes it challenging to extract incipient fault features and to decouple faults with similar physical mechanisms. To address these limitations, this paper proposes a spatiotemporal fault diagnosis model named Res‐DCB ...
Jiahui Wang   +7 more
wiley   +1 more source

Fresh water reduction technologies and strategies for hydraulic fracturing : case study of the Eagle Ford shale play, Texas [PDF]

open access: yes, 2014
textHydraulic fracturing has unlocked a tremendous resource across the United States and around the world—shale. However, these processes have also come with a myriad of potential environmental effects, including a substantial demand for water. Hydraulic
Leseberg, Megan Patrice
core  

Supine‐Position Shoulder Arthroscopy Using the Anterior Portal as the Initial Approach

open access: yesArthroscopy Techniques, EarlyView.
Abstract Traditional shoulder arthroscopy mostly adopts the beach chair position or lateral decubitus position. Beach chair position is associated with the risk of cerebral hypoperfusion due to the vertical distance between the carotid artery and the heart, whereas lateral decubitus may induce brachial plexus palsy caused by excessive traction.
Weidong Wang   +3 more
wiley   +1 more source

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