Results 51 to 60 of about 13,447 (99)

Experiments and analysis of hydraulic fracturing in hot dry rock geothermal reservoirs using an improved large-size high-temperature true triaxial apparatus

open access: yesNatural Gas Industry B
Hydraulic fracturing has become the main technology for the efficient development of geothermal energy in hot dry rock (HDR), however, few studies on the propagation behavior and mechanism of HDR hydraulic fractures under high-temperature conditions have
Peng Tan   +3 more
doaj   +1 more source

Characterizing the characteristics of natural fractures in shale based on the modified petrophysical model

open access: yesNatural Gas Industry B, 2021
In order to provide technical support for the shale gas exploration and development in the Lower Silurian Longmaxi Formation of the Sichuan Basin, this paper takes the Longmaxi Formation in the Changning and Fuling Shale Gas Fields as the research object
Quanzhong Guan   +5 more
doaj   +1 more source

Sedimentary facies of clastic-platform carbonate sediment strata of epicontinental sea in the Daniudi Gasfield, Ordos Basin

open access: yesNatural Gas Industry B, 2021
Mixed deposition is a sedimentary phenomenon of special significance to the tectonic movement, material supply, sea level change, and paleoclimate of the sedimentary environment.
Guangquan Zhang, Lidong Mi
doaj   +1 more source

The effect of growth phase on the surface properties of three oleaginous microalgae (Botryococcus sp. FACGB-762, Chlorella sp. XJ-445 and Desmodesmus bijugatus XJ-231)

open access: yesPLoS ONE, 2017
The effects of growth phase on the lipid content and surface properties of oleaginous microalgae Botryococcus sp. FACGB-762, Chlorella sp. XJ-445 and Desmodesmus bijugatus XJ-231 were investigated in this study.
L. Xia   +3 more
semanticscholar   +1 more source

Practice of high-intensity volume fracturing in the Shaximiao Formation tight sandstone gas reservoirs of the Qiulin Block, central Sichuan Basin

open access: yesNatural Gas Industry B, 2021
In order to solve the difficulties in the volume fracturing stimulation of Middle Jurassic Shaximiao Formation tight sandstone reservoirs in the Qiulin Block of Central Sichuan Basin and explore the adaptability of high-intensity volume fracturing ...
Youcheng Zheng   +5 more
doaj   +1 more source

Development of Europe's gas hubs: Implications for East Asia

open access: yesNatural Gas Industry B, 2016
Gas trading hubs have been initially developed in the US in 1980s, UK in 1990s, more recently in European in the 2000s and mulled in East Asia now.
Xunpeng Shi
doaj   +1 more source

miR-762 Promotes Malignant Development of Head and Neck Squamous Cell Carcinoma by Targeting PHLPP2 and FOXO4

open access: yesOncoTargets and Therapy, 2019
Background Head and neck squamous cell carcinoma (HNSCC) is among the most common malignant tumors worldwide. This study, investigated the role of microRNA (miR)-762 in regulating HNSCC progression.
Shuai Chen   +6 more
semanticscholar   +1 more source

Mechanism of multi-stage sand filling stimulation in horizontal shale gas well development

open access: yesNatural Gas Industry B, 2018
Fracturing operations in shale gas reservoirs of the Sichuan–Chongqing area are frequented by casing deformation, failures in delivery of mechanical staging tools and other down-hole complexities. In addition, limitation in volumes of tail-in proppant in
Deqi Li   +5 more
doaj   +1 more source

Application of precise MPD & pressure balance cementing technology

open access: yesNatural Gas Industry B, 2018
The precise managed pressure drilling (MPD) technology is mainly used to deal with the difficulties encountered when oil and gas open hole sections with multiple pressure systems and the strata with narrow safety density window are drilled through.
Yong Ma   +4 more
doaj   +1 more source

miR-762 can negatively regulate menin in ovarian cancer

open access: yesOncoTargets and Therapy, 2017
Ovarian cancer accounts for the major part of the mortality attributable to female reproductive system malignant tumors worldwide. Recently, the incidence of ovarian cancer has been increasing annually, and there remains a lack of suitable treatment ...
Rui Hou   +6 more
semanticscholar   +1 more source

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