Results 61 to 70 of about 1,660,853 (148)

Research on Damage Characteristics of Clean Fracturing Fluid in Deep Coal Seam

open access: yes
This study focuses on investigating the damage characteristics and mechanisms of Slickwo clean fracturing fluid to the reservoir by using the deep coal seam in the Yan’an gas field as the research subject.
Anbang Liu   +6 more
core   +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  

Fracturing Fluid Characterization Facility [PDF]

open access: yes, 2000
Hydraulic fracturing technology has been successfully applied for well stimulation of low and high permeability reservoirs for numerous years. Treatment optimization and improved economics have always been the key to the success and it is more so when ...
Shah, Subhash
core   +1 more source

Preliminary design of a traffic light system for risk management of earthquakes induced by hot dry rock fracturing

open access: yes地震科学进展
Hot dry rock (HDR) is a strategic clean energy resource with considerable advantages, including abundant reserves, stable power output, and renewability. However, induced seismicity remains a primary challenge in HDR development and represents a critical
Junpeng Guan   +6 more
doaj   +1 more source

A Study on Gel Fracturing Fluid for Coalbed Methane at Low Temperatures

open access: yes, 2011
Active water and plant gum fracturing fluids are widely used for coalbed methane in China, however, the limitations of poor theological property, high content of water insoluble substances, and high residual content need to be resolved.
Zhao, F.   +11 more
core   +1 more source

Clean Ocean Advocate, February 2008

open access: yes, 2008
The monthly Clean Ocean Advocate newsletter informs citizens about critical ocean pollution issues, important meeting dates, proposed legislation, special events, and other notes of interest.

core   +1 more source

Preparation and performance evaluation of new waterproof-locking nanoemulsion

open access: yese-Polymers
This paper presents the preparation of a novel waterproof-locking nanoemulsion, synthesized using 3-allyloxy-2-hydroxy-1-propanesulfonic acid sodium salt, acrylamide, butyl acrylate, and methyl methacrylate as raw materials via one-pot free radical ...
Zhang Xiang   +5 more
doaj   +1 more source

Research progress of in-situ pyrolysis technology for tar-rich coal

open access: yesMeitan xuebao
China has abundant resources of tar-rich coal, and the in-situ pyrolysis extraction of oil and gas can not only achieve efficient, clean, and low-carbon utilization of tar-rich coal, but also alleviate the external dependence of oil and gas, which is one
Miao WANG   +8 more
doaj   +1 more source

Clean Ocean Advocate, September 2008

open access: yes, 2008
The monthly Clean Ocean Advocate newsletter informs citizens about critical ocean pollution issues, important meeting dates, proposed legislation, special events, and other notes of interest.

core   +1 more source

Experimental investigation on coal pore-fracture variation and fractal characteristics synergistically affected by solvents for improving clean gas extraction

open access: yesInternational Journal of Mining Science and Technology
Chemical solvents instead of pure water being as hydraulic fracturing fluid could effectively increase permeability and improve clean methane extraction efficiency.
Feilin Han   +5 more
doaj   +1 more source

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