Results 41 to 50 of about 73,929 (312)

Possibilities of accounting the fracturing of Kashiro-Vereyskian carbonate objects in planning of proppant hydraulic fracturing [PDF]

open access: yes, 2021
One of the effective methods of oil production intensification for heterogeneous Kashiro-Vereyskian clay-carbonate sediments of the Volga-Ural oil and gas bearing province is proppant hydraulic fracturing. Prospects of realization for this technology are
Sergey V. Galkin   +7 more
core   +1 more source

Marching Fractures [PDF]

open access: yesScientific American, 1917
n ...
openaire   +3 more sources

Multi-phase fluid-loss properties and return permeability of energized fracturing fluids [PDF]

open access: yes, 2012
textWith the growing interest in low-permeability gas plays, foam fracturing fluids are now well established as a viable alternative to traditional fracturing fluids. Present practices in energized fracturing treatments remain nonetheless rudimentary in
Ribeiro, Lionel Herve Noel
core   +1 more source

Fracturing method and application of low permeability reservoir [PDF]

open access: yes, 2022
Fracturing technology of low permeability reservoir is the key technology of reservoir recovery, and the key link of the key technology is fracturing layer selection.
Huaiwen Zhang, Zhang Huaiwen
core   +1 more source

Study on the Hydraulic Fracturing Failure Behaviour of Granite and Its Comparison with Gas Fracturing

open access: yes, 2022
Efficient technology is needed to realise reservoir stimulation for deep geothermal energy exploitation. However, the main control parameters of traditional hydraulic fracturing technology are not clear, as well as their coupling effects; besides, the ...
Ning Li, Heping Xie, Cunbao Li, Ziqi Gao
core   +1 more source

Ovarian Sex Cord Stromal Tumors in Children and Adolescents—The European Standard Clinical Practice Recommendations

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT As part of the European Cooperative Study Group for Paediatric Rare Tumours initiative, we developed standard clinical practice guidelines for ovarian sex cord stromal tumors, based on comprehensive national and international cohort analyses, literature review, and a final expert consensus conference.
Dominik T. Schneider   +15 more
wiley   +1 more source

Adsorption and diffusion of shale oil on kerogen in CO2 flooding: molecular dynamics and NMR studies of temperature and multi-component effects

open access: yesJournal of Petroleum Exploration and Production Technology
The adsorption and diffusion behavior of shale oil within kerogen nanopores represents a core scientific issue for improving the efficiency of CO2-enhanced oil recovery in shale reservoirs.
Juan Zhang   +5 more
doaj   +1 more source

Introduction (Policy Debates on Hydraulic Fracturing)

open access: yes, 2016
Hydraulic fracturing is one of the most contentious issues in environmental and energy politics today. This chapter offers an introduction to the nature of this debate, the rationale for studying the coalitions and public policies surrounding hydraulic ...
Weible, Christopher M.   +12 more
core   +1 more source

Bone Mineral Density After Contemporary Treatment for Acute Lymphoblastic Leukaemia: A Matched Cross‐Sectional Study

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Reduced bone mineral density (BMD) has been reported in survivors of childhood and young adult acute lymphoblastic leukaemia (ALL); however, data from cohorts treated with contemporary protocols and including matched controls remain limited.
Karen Schow Jensen   +10 more
wiley   +1 more source

Fracture of the Patella [PDF]

open access: yesSouthern Medical Journal, 1910
n ...
openaire   +1 more source

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