Showing 1,441 - 1,460 results of 1,590 for search '"petroleum"', query time: 0.05s Refine Results
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    Hydrogen assisted cracking resistance test to evaluate the hydrogen service for 2.25Cr-1Mo-V steel heavy wall hydroprocessing reactors by Akitada YASUTOMI, Yuta HONMA, Mitsuru OHATA

    Published 2024-12-01
    “…It has been about 25 years since petroleum refining reactors used in hydrocracking and hydrodesulfurization process have been made of 2.25Cr-1Mo-V (F22V : SA-336(M)-F22V) steel. …”
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    Uncertainty Analysis of Biogas Generation and Gas Hydrate Accumulations in the Baiyun Sag, South China Sea by Pibo Su, Jinqiang Liang, Huai Cheng, Yaoyao Lv, Wei Zhang, Zuofei Zhu

    Published 2024-12-01
    “…In this study, we use petroleum systems modeling (PSM) to quantitatively simulate the uncertainty of biogenic gas generation modes and their impact on the spatial distribution and resource assessment of gas hydrates in the Baiyun Sag, South China Sea. …”
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    Microbiological And Physicochemical Analyses Of Oil Contaminated Soil From Major Motor Mechanic Workshops In Benin City Metropolis,Edo State, Nigeria by FO Ekhaise, J Nkwelle

    Published 2013-05-01
    “…The physicochemical properties of the soil samples analysed shows the pH ranges from 5.63 to 6.01, percentage of carbon 2.345 to 4.800, total organic matter 1.59 to 7.81%, total petroleum hydrocarbon 86.10 to 286.50 mg/kg and sulphate 1.49 to 6.10ppm. …”
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    Spatial-temporal Characteristics and Source Apportionment of Ambient VOCs in Southeast Mountain Area of China by Xiaoting Ji, Ke Xu, Dan Liao, Gaojie Chen, Taotao Liu, Youwei Hong, Sijun Dong, Sung-Deuk Choi, Jinsheng Chen

    Published 2022-03-01
    “…Source apportionment of VOCs were quantified by the positive matrix factorization (PMF) model, including industrial emissions and combustion burning (30.1% and 43.3% in the county and rural areas, respectively) and vehicle exhausts (30.3% and 10.8%), followed by solvent usage (17.1% and 5.2%), liquid petroleum gas (LPG) usage and fuel evaporation (14.2% and 10.0%), and biogenic source (8.3% and 30.6%). …”
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    Heavy metals loads in soil, farmlands and plant crop at open dumpsite by O.B. Akintan, J.A. Olusola, A.M. Azeez

    Published 2019-10-01
    “…Although concentrations of heavy metals in the farmlands were below the Department of Petroleum Resources and World Health Organisation allowable limits, monitoring the concentration profile of these heavy metals concentrations in the area is recommended to prevent detrimental effects on the environment.…”
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    Enantioselective construction of silicon-stereogenic vinylsilanes from simple alkenes by Kailin Yin, Jinyu Zhang, Deng Pan, Shu-Han Chen, Song Chen, Yufeng Shi, Genping Huang, Dongbing Zhao

    Published 2025-01-01
    “…The significance of this transformation lies in its ability to achieve regioconvergent and enantioconvergent conversion, efficiently transforming petroleum-derived isomeric mixtures of olefin feedstocks into a single regio- and stereoisomer product. …”
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