Showing 101 - 120 results of 493 for search '"methane"', query time: 0.06s Refine Results
  1. 101

    A Novel Study of Methane-Rich Gas Reforming to Syngas and Its Kinetics over Semicoke Catalyst by Guojie Zhang, Aiting Su, Jiangwen Qu, Yannian Du

    Published 2014-01-01
    “…The active oxygen-containing functional groups provide active sites for carbon dioxide reforming of methane, promoting the reforming reaction. It also finds that the addition of different proportions of methane-rich gas can yield synthesis gas with different H2/CO ratio. …”
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    Time Characteristics of the Influence Radius by Injecting N2 to Displace Coalbed Methane: A Case Study by Chen Li-wei, Yang Tian-hong, Yang Hong-min, Wang Li-guo

    Published 2019-01-01
    “…Injecting N2 to displace methane is an effective way to enhance coalbed methane drainage, and the influence radius of this process is an important factor in borehole arrangement. …”
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  9. 109

    A Review of Producer Adoption in the U.S. Beef Industry with Application to Enteric Methane Emission Mitigation Strategies by Jaime R. Luke, Glynn T. Tonsor

    Published 2025-01-01
    “…Cattle are ruminant animals that produce enteric methane (CH<sub>4</sub>) emissions as a byproduct of their natural digestive process. …”
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  10. 110

    Study on the Fractal Characteristics of Coal Body Fissure Development and the Law of Coalbed Methane Migration of around the Stope by He Yang, Zhen Liu, Danliang Zhu, Wenzhi Yang, Dawei Zhao, Wendi Wang

    Published 2020-01-01
    “…Due to the complicated coalbed methane (CBM) occurrence conditions and the diverse geological structures in China, the promotion and application of the coal and gas simultaneous extraction technology have been seriously restricted. …”
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    Numerical Simulation of Unsteady-State Flow in Dual Porous Coalbed Methane Horizontal Wells with Complex Boundary Conditions by Cheng-yong Li, Jun Zhou, Xiang-yi Yi, Yi Luo, Ping-zhi Gong

    Published 2015-01-01
    “…A mathematical model for description of gas from porous coalbed methane (CBM) reservoirs with complex boundary conditions flowing into horizontal wells has been developed. …”
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  17. 117

    Effect of variation in gridded cattle diet composition on estimated enteric methane emissions in data sparse tropical regions by J.Y. Mutua, A.J. Duncan, T.P. Robinson, S. Fraval, A.M.O. Notenbaert, G.R. Watmough

    Published 2025-01-01
    “…This study investigated the potential impact of spatial and temporal variations in livestock feed composition on diet quality and enteric methane emissions in Kenya, as a case study. Spatially explicit data on crop distribution and land use were combined with feed quality data to generate livestock diet composition maps. …”
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  18. 118

    Influences of Coal Properties on the Principal Permeability Tensor during Primary Coalbed Methane Recovery: A Parametric Study by Jie Zang, Ze Ma, Yong Ge, Chengxin Li

    Published 2021-01-01
    “…Our previous paper proposed an analytical model of the principal permeability tensor of coal during primary coalbed methane (CBM) recovery. Based on this model, 18 modeling cases were considered in the present study to evaluate how the principal permeabilities were influenced by representative coal properties (the areal porosity, the internal swelling ratio, and the Young modulus) during primary CBM recovery. …”
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  19. 119

    Pattern Recognition of the Vertical Hydraulic Fracture Shapes in Coalbed Methane Reservoirs Based on Hierarchical Bi-LSTM Network by Zhaozhong Yang, Chenxi Yang, Xiaogang Li, Chao Min

    Published 2020-01-01
    “…Pattern recognition of the hydraulic fracture shapes is very important and complex for the refracturing design of coalbed methane (CBM) wells. In this paper, we explore a new idea by regarding the pattern recognition process as understanding what a CBM reservoir “says” during hydraulic fracturing. …”
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