Results 31 to 40 of about 1,671,190 (139)

Co-production

International ...
Renu Khosla, Carolina Montoya Pachongo, Sheilja Singh, Federico Pinzón, Andrés Fernando Toro Vélez   +4 more
openaire   +3 more sources

Effect of genetic group and feed system on locomotion score, clinical lameness and hoof disorders of pasture-based Holstein–Friesian cows

Animal, 2009
The aim of the present study was to determine the effect of the genetic group of the Holstein–Friesian (HF) and pasture-based feeding system (3 × 2 factorial arrangement) on locomotion score (six gait aspects scored from one to five), clinical lameness ...
G. Olmos, L. Boyle, B. Horan, D.P. Berry, P. O’Connor, J.F. Mee, A. Hanlon   +6 more
doaj   +1 more source

Numerical simulation of CO2-ECBM for deep coal reservoir with strong stress sensitivity

Heliyon
CH4 production rate of coalbed methane (CBM) well decreases rapidly during primary recovery in the deeply buried coal seam, resulting in a lot of CH4 residues.
Shengli Gong, Lu Zhang, Tongyao Zhang, Wei He, Weiqiang Hu, Hongchao Yin, Liangshuai Ma, Xin Hong, Wei Zhang, Bo Zhang   +9 more
doaj   +1 more source

Coating Process of Oil and Gas Well Pipeline Preventive Repair Materials Inspired by Remora Suckerfish Structure

Biomimetics
To meet the special needs of preventive maintenance for oil and gas well pipelines, this study conducts a geometric dissection of remora suckerfish based on bionics.
Yuliang Lu, Dongtao Liu, Jiming Song, Qiaogang Xiao, Kezheng Du, Xinjie Wei, Lifeng Dang, Yajun Yu, Huiyan Zhao   +8 more
doaj   +1 more source

Research status of self-sealing mechanisms of caprocks and fractures during CO2 geological storage

Shiyou shiyan dizhi
Through a systematic review of the existing literature, the current research on the dynamic effects of material re-equilibration on caprock and fracture self-sealing patterns during CO2 geological storage is summarized.
Bing ZHOU, Zengmin LUN, Jie ZHANG, Yongqiang TANG, Yibin QI, Pufu XIAO, Xia YIN   +6 more
doaj   +1 more source

Study on Improving Condensing Capacity of 30B Container

Journal of Isotopes
Aiming at the insufficient condensation capacity of the 30B vessel in the late stage of receiving in the current uranium enrichment plant，a copper triangular heat dissipation rib was designed，and the heat dissipation performance of the 30B vessel in the ...
Ke OU, Chengming GUAN, Xiaodong JIN, Weidong ZHOU, Jinxing WANG, Juncai WANG, Jian TANG, Haijun WU, Zengzu FAN, Ling LI   +9 more
doaj   +1 more source

Gas Content and Gas Occurrence Mechanism of Deep Coal Seams in the Shenfu-Linxing Block

Energies
The Shenfu-Linxing block in the Ordos Basin holds abundant deep coalbed methane (CBM) resources, which can alleviate gas shortages and aid dual carbon target achievement. Considering isothermal adsorption traits and parameters like vitrinite reflectance,
Litao Ma, Fan Yang, Jianghao Yang, Yi Cui, Wei Wang, Cheng Liu, Bo Zhang, Jiang Yang, Shu Tao   +8 more
doaj   +1 more source

An experimental study on the CO2/sand dry-frac process

Natural Gas Industry B, 2014
The CO2/sand dry-frac process is a waterless fracturing technology in which CO2 instead of water is used as fracturing fluid. The application of the technology abroad (in the USA and Canada) shows that it works well in stimulating low-pressure, low ...
Song Zhenyun, Su Weidong, Yang Yanzeng, Li Yong, Li Zhihang, Wang Xiaoyu, Li Qianchun, Zhang Dongzhe, Wang Yu   +8 more
doaj   +1 more source

Integrating inflow control valve control with LSTM networks for oil production forecasting in horizontal intelligent well application

Journal of Petroleum Exploration and Production Technology
Inflow Control Valves (ICVs) are pivotal components in intelligent horizontal well systems, enabling precise fluid flow regulation and enhancing reservoir management.
Liang Zhang, Zhong Cheng, Zhouzheng Hao, Kai Zuo, Kefei Liu   +4 more
doaj   +1 more source

Development and Application of One-Trip Dissoluble Hollow Whipstock

Shiyou jixie
To solve the problems of cumbersome operation process， high cost and risk in the connection process of main and lateral holes existed in the current one-trip sidetracking technology， a one-trip dissoluble hollow whipstock was developed.
Guan Yanlei Zhao Jincheng Chen Jie Chen Liwei Wang Yue Yan Wei, Li Yaning   +1 more
doaj   +1 more source