Showing 1,401 - 1,420 results of 1,926 for search '"Petroleum"', query time: 0.05s Refine Results
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    Species Identification and Effects of Aromatic Hydrocarbons on the Fluorescence Spectra of Different Oil Samples in Seawater by Yongchao Hou, Ying Li, Guannan Li, Mingfei Xu, Yunpeng Jia

    Published 2021-01-01
    “…Qualitative and quantitative difference analysis of the experimental and composite fluorescence spectra was performed based on the redshift of the main peak position, the fluorescence intensity distance, and the generalized included angle cosine, while correlation analysis was used to establish the relationship between the different fluorescence spectral parameters and the American Petroleum Institute gravity and viscosity of the oil species. …”
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    Production of Biosurfactants by Ascomycetes by Michele Alves Sanches, Isabella Galvão Luzeiro, Ana Cláudia Alves Cortez, Érica Simplício de Souza, Patrícia Melchionna Albuquerque, Harish Kumar Chopra, João Vicente Braga de Souza

    Published 2021-01-01
    “…Currently, most synthetic surfactants are derived from petroleum. However, these surfactants are usually highly toxic and are poorly degraded by microorganisms. …”
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    Effect of Pretreatment with Sulfuric Acid on Catalytic Hydrocracking of Fe/AC Catalysts by Ruiyu Wang, Fei Wang, Ling Liu

    Published 2017-01-01
    “…The reaction mixture was extracted with petroleum ether and analyzed by GC/MS. Amounts of organic compounds which fall into the categories of homologues of benzene and naphthalene were detected. …”
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    The impact of political stability on economic growth in OPEC countries by Dhafer Aldabagh, Anas Akram Mohammed Subhi Abbas, Ahmed Taher Kadhim, Ruslan Kalenychenko

    Published 2025-01-01
    “…Given that the Organization of the Petroleum Exporting Countries (OPEC) is a major oil producer, its economic well-being is closely linked to oil prices and political stability. …”
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    ELECTRICAL ARC FLASH SAFETY DETECTION IN POWER DISTRIBUTION NETWORK by AMAKIRI OKILO FRIDAY, AGHAUKWU CELESTINE NONSO, SIMON ITA OKISAK

    Published 2023-02-01
    “… This paper seeks to investigate the safety issues surrounding Federal University of Petroleum Resources Effurun (FUPRE) distribution network and the steps taken by the management to ensure that all employee’ health and safety issues are protected. …”
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    Ethylene-Vinyl Acetate Copolymer/Crude Gossypol Compositions as Pour Point Depressants for Waxy Oil by Bekaidar T. Marenov, Kazim S. Nadirov, Manap K. Zhantasov, Rashid K. Nadirov

    Published 2020-01-01
    “…Wax deposition from crude oil that blocks the pipeline and increases the viscosity of the fluid is considered as a serious challenge for petroleum transportation. Employment of chemical additives, the so-called pour point depressants (PPDs), is widely used to solve this problem. …”
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    Pityriasis Versicolor Resistant to Antifungal Drugs in a Patient in Lomé (Togo) by Julienne Teclessou, Koussake Kombate, Bayaki Saka, Séfako Abla Akakpo, Palokinam Pitche

    Published 2022-01-01
    “…The patient was again put on salicylated petroleum jelly 10% associated with terbinafine cream and then lost to follow-up. …”
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    Alternative Fuels as a Sustainable Innovation in Vehicle Fleet Across the EU–27: Diagnosis and Prospects for Development by Sylwia Pangsy‑Kania, Justyna Biegańska, Floros Flouros

    Published 2024-12-01
    “…In this context, a clear scheme of “two speeds” emerges – parallel to the rapid diffusion of electric vehicles in the Nordic and Western European countries, the size and structure of the AF M1 vehicle stock remained largely unchanged in the Central‑European countries, with the dominant role of widely established liquified petroleum gas (LPG). The findings highlight the need to diversify the range of alternative fuels, which should be introduced gradually, in line with the classification proposed by the European Parliament and the Council.…”
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