Environmentally Friendly and Simple Recycling of Titanium Alloy Scrap via Deoxygenation with Hybrid Hydrogen Plasma Arc
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DOI: 10.1002/advs.202414747
Abstract: The potential of hydrogen plasma arc technology for the efficient deoxygenation and recycling of titanium alloy scrap is explored. The results of thermodynamic analysis reveal that hydrogen plasma is suitable for oxygen removal. The intermediate… read more here.
Keywords: titanium; deoxygenation; plasma arc; hydrogen plasma ... See more keywords
Metal‐free iodine‐mediated deoxygenation of alcohols in the position α to electron‐withdrawing groups
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DOI: 10.1002/ejoc.201800051
Abstract: The use of a substoichiometric amount of molecular iodine in the presence of PPh3 and pyridine effects a direct deoxygenation of primary and secondary alcohols in positions α to a variety of activating electron‐withdrawing groups,… read more here.
Keywords: electron withdrawing; withdrawing groups; metal free; free iodine ... See more keywords
Presence of oxygen in diffusive equilibrium in thin films (DET) probes: Effect on phosphate and iron porewater profiles and advice for correct deoxygenation and handling procedures
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DOI: 10.1002/lom3.10639
Abstract: Diffusive equilibrium in thin films (DET) probes are passive samplers that are designed to reflect in situ porewater concentrations. In this study, we show that the gel and the plastic housing of DET probes store… read more here.
Keywords: diffusive equilibrium; det probes; deoxygenation; porewater ... See more keywords
Microstructure and Mechanical Properties of Ti-6Al-4V Fabricated by Selective Laser Melting of Powder Produced by Granulation-Sintering-Deoxygenation Method
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DOI: 10.1007/s11837-017-2584-3
Abstract: AbstractCommercial spherical Ti powders for additive manufacturing applications are produced today by melt-atomization methods at relatively high costs. A meltless production method, called granulation-sintering-deoxygenation (GSD), was developed recently to produce spherical Ti alloy powder at… read more here.
Keywords: selective laser; granulation sintering; sintering deoxygenation; powder ... See more keywords
Enhancement of the production of bio-aromatics from renewable lignin by combined approach of torrefaction deoxygenation pretreatment and shape selective catalytic fast pyrolysis using metal modified zeolites.
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DOI: 10.1016/j.biortech.2020.122754
Abstract: In this work, combined approach of torrefaction deoxygenation pretreatment (TDP) and shape selective catalytic fast pyrolysis (SS-CFP) using bifunctional catalyst (metal modified HZSM-5) were employed to improve the yield of bio-BTX derived from the renewable… read more here.
Keywords: combined approach; metal modified; hzsm; bio ... See more keywords
Enhanced selective deoxygenation of m-cresol to toluene on Ni/SiO2 catalysts derived from nickel phyllosilicate
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DOI: 10.1016/j.cattod.2018.02.035
Abstract: Abstract The nickel phyllosilicate derived Ni/SiO2 catalysts (PS-Ni) were prepared and tested for vapor phase hydrodeoxygenation of m-cresol at 250–300 °C and 1 atm H2. Calcination at 400 °C followed by reduction at 500 °C of the nickel phyllosilicate… read more here.
Keywords: sio2 catalysts; deoxygenation; cresol; toluene ... See more keywords
In-situ operando and ex-situ study on light hydrocarbon-like-diesel and catalyst deactivation kinetic and mechanism study during deoxygenation of sludge oil
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DOI: 10.1016/j.cej.2021.132206
Abstract: Abstract Deoxygenation is a highly significant means of generating oxygen-free hydrocarbon fuels from liquid biomass. This study will deoxygenate sludge palm oil (FFA % = 42.35%) in an H2-free atmosphere through a series of Mn-Co… read more here.
Keywords: deactivation; study; situ; deoxygenation ... See more keywords
A note on a design protocol for deoxygenation of water
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DOI: 10.1016/j.elecom.2019.04.009
Abstract: Abstract Selection of a water deoxygenation method presents some challenges due to the broad range of options including physical, chemical, electrochemical and biological techniques. This communication presents the design of an apparatus developed for efficient… read more here.
Keywords: water; note design; deoxygenation; deoxygenation water ... See more keywords
Deoxygenation of oleic acid under an inert atmosphere using molybdenum oxide-based catalysts
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DOI: 10.1016/j.enconman.2018.04.079
Abstract: Abstract In this study, the deoxygenation of oleic acid under a N2 atmosphere over metal oxide catalysts is investigated for the production of green diesel hydrocarbons. The molybdenum oxide catalysts with promoters (Ni, Co, and… read more here.
Keywords: oxide based; oleic acid; molybdenum oxide; reaction ... See more keywords
Production of bio-jet fuel range alkanes from catalytic deoxygenation of Jatropha fatty acids on a WOx/Pt/TiO2 catalyst
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DOI: 10.1016/j.fuel.2017.11.094
Abstract: Abstract Bio-jet fuel range alkanes were prepared by catalytic deoxygenation reaction of non-edible acid oils with no added hydrogen. A WOx[6]/Pt[1.6]/TiO2 was used for the deoxygenation of stearic acid and Jatropha fatty acid derived from… read more here.
Keywords: fuel range; wox tio2; jet fuel; deoxygenation ... See more keywords
Temperature-tuned selectivity to alkanes or alcohol from ethyl palmitate deoxygenation over zirconia-supported cobalt catalyst
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DOI: 10.1016/j.fuel.2020.118295
Abstract: Abstract Highly active Co/ZrO2 catalysts were synthesized for the conversion of ethyl palmitate to alcohol or diesel-like alkanes, with high yield and tunable selectivity, controlled by reaction temperature. The formation of hexadecanol was favored at… read more here.
Keywords: temperature; palmitate; deoxygenation; yield ... See more keywords