Results 111 to 120 of about 20,000 (235)

Analisa Penyebaran Litologi Sandstone Dengan Menggunakan Inversi Impedansi Elastik Pada Lapangan Kalimaya Formasi Talang Akar Cekungan Jawa Barat Utara [PDF]

open access: yes, 2014
Telah dilakukan penelitian mengenai inversi Impedansi Elastik untuk mengetahui penyebaran litologi batu pasir (sandstone) di lapangan KALIMAYA Formasi Talang Akar Cekungan Jawa Barat Utara pada lapisan TAF 3.1 – BTM TAF 3.3.
Maryanto, S. (Sukir)   +2 more
core  

Accumulation mechanism of tight sandstone gas in low gas generation intensity area

open access: yesJournal of Natural Gas Geoscience, 2017
Before 11th five-year plan, geologists proposed the viewpoint that the gas generation intensity that's more than 20 × 108 m3/km2 was an important condition for forming conventional large gas fields. However, recent exploration findings indicate that large-area tight sandstone gas that has a gas generation intensity of less than 20 × 108 m3/km2 can ...
Fudong Zhang   +8 more
openaire   +2 more sources

A study on Mechanical Seepage Characteristics of Coal‐Rock Mass Under the Combined Action of Multiple Factors

open access: yesSafety Science and Technology, EarlyView.
Schematic diagram of a triaxial fluid–solid coupling device based on the mapping function. ABSTRACT In deep coal mining, the influence of temperature–pressure coupling on the mechanical properties of coal is a crucial factor inducing dynamic disasters.
Musen Gao, Heng Ma, Xiaoqi Wang, Ke Gao
wiley   +1 more source

Volumetric acid fracturing technology of offshore tight sandstone gas reservoirs

open access: yesYouqicang pingjia yu kaifa, 2020
The stimulation of offshore tight sandstone gas reservoirs is influenced by several factors. In order to promote the efficient development of offshore tight sandstone gas reservoirs, volumetric acid fracturing technology of offshore tight sandstone gas ...
CHEN Xiang   +5 more
doaj  

Tight sand gas development technology and practices in China

open access: yesPetroleum Exploration and Development, 2012
Tight sand gas is the main type of unconventional natural gas. According to the geologic characteristics of large-scale tight sandstone gas reservoirs discovered in China in recent years, tight sand gas reservoirs can be classified into three main types,
Xinhua MA   +3 more
doaj   +1 more source

Palaeozoic petroleum systems of the central North Sea/Mid North Sea High [PDF]

open access: yes, 2015
This report synthesises the results of the 21CXRM Palaeozoic project to describe the Carboniferous and Devonian petroleum systems of the Central North Sea/Mid North Sea High area (Quadrants 25–44). Focusing on frontier areas to the north of the Southern
Arsenikos, S.   +22 more
core  

A Formation Inversion Algorithm Based on Collaborative Fuzzy Gradient Neural Dynamics for Natural Gamma Logging While Drilling

open access: yesCAAI Transactions on Intelligence Technology, EarlyView.
ABSTRACT A formation inversion algorithm with real‐time performance and accuracy is crucial for natural gamma logging while drilling (LWD). However, traditional inversion algorithms are often limited by high computational resource consumption and insufficient accuracy.
Juntao Liu   +4 more
wiley   +1 more source

Characteristics and resource prospects of tight oil in Ordos Basin, China

open access: yesPetroleum Research, 2016
: Efficient large-scale development of ultra-low-permeability reservoirs (0.3–1 mD) has been achieved in the Changqing Oilfield, Ordos Basin of China. According to unique features of petroleum exploration and development in this basin, tight oil herein ...
Hua Yang, Shixiang Li, Xianyang Liu
doaj   +1 more source

Effect of CO2 Content on the Natural Gas Production from Tight Gas Sandstone Reservoirs

open access: yesSPE Middle East Oil & Gas Show and Conference, 2017
Abstract The simulation of the gas flow in tight sandstone reservoir is a very complicated process. Several mechanisms contributed to the natural gas production in tight sandstone reservoirs. One of the main mechanisms is the gas desorption from the rock surface to the pore body. All the existing models did not consider the effect of CO2
Eliebid M.   +4 more
openaire   +2 more sources

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