Results 41 to 50 of about 8,893 (204)

Phenol Deoxygenation over Hydrotreating Catalysts [PDF]

open access: yes, 2014
Phenol deoxygenation has been investigated as a model reaction for the deoxygenation of fatty acid methyl esters in biodiesel. Hydrodeoxygenated biodiesel is a drop-in fuel for petroleum diesel, and is a premium diesel with a high cetane number.
Ball, Madelyn R B
core   +1 more source

Hydroprocessing of synthetic kerosene over a non‐sulphided Ni/Al2O3 catalyst: Impact of alcohols and ketones on alkene conversion

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Abstract Synthetic jet fuel containing non‐petroleum‐derived kerosene can be produced from synthetic kerosene obtained through processes that include a hydroprocessing step. The potential use of non‐sulphided (reduced) nickel supported on alumina (Ni/Al2O3) was evaluated as an alternative to sulphided catalysts to saturate alkenes in sulphur‐free ...
Garima Chauhan   +3 more
wiley   +1 more source

Alternative Preparation of Improved NiMo-Alumina Deoxygenation Catalysts

open access: yesFrontiers in Chemistry, 2020
This investigation deals with NiMo-alumina hydrotreating catalysts effective in the deoxygenation of rapeseed oil. The main goal was to compare catalyst structure and their deoxygenation performance and to link these parameters to reveal important ...
Peter Priecel   +6 more
doaj   +1 more source

Transesterification and Hydrotreating Reactions of Rice Bran Oil for Bio-Hydrogenated Diesel Production

open access: yesEnergies, 2023
Two different methods of production of bio-hydrogenated diesel (BHD), simply called green diesel from rice bran oil (RBO), were performed. In the first route, a direct hydrotreating reaction of RBO to BHD catalysed by Pd/Al2O3 was performed in a high ...
Praepilas Dujjanutat   +4 more
doaj   +1 more source

Supercritical water deasphalting and desulphurization of heavy fuel oil with comprehensive molecular‐level analysis and techno‐economic analysis

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Supercritical water deasphalting. Abstract The removal of sulphur from heavy fuel oil (HFO) is essential to address environmental concerns and comply with the stringent regulations imposed by the International Maritime Organization (IMO) in 2020. Previously, the acceptable limit for sulphur was 3.5 wt.%, but it was recently changed to 0.5 wt.%.
Biswajit Saha   +6 more
wiley   +1 more source

Using a refracto-densimetric method for control of secon­dary oil-refining processes: Hydrotreating and hydrocracking

open access: yesУчёные записки Казанского университета: Серия Естественные науки, 2019
The possibility of using flow refractometers and densimeters or refracto-densimetric analyzers to study the quality of diesel fuels obtained in the processes of hydrotreating and hydrocracking of raw materials was discussed.
V.F. Nikolaev   +5 more
doaj   +1 more source

Life Cycle Assessment of Sweet Sorghum as Feedstock for Second-generation Biofuel Production [PDF]

open access: yes, 2017
There exist few life cycle assessments (LCAs) in the literature that focus on the second-generation biofuel production from sweet sorghum, a non-food-source feedstock that offers several advantages in terms of farming requirements compared to corn or ...
Morrissey, Karla
core   +2 more sources

Performance Evaluation of Rice Bran Oil—Waste Cooking Oil Binary Blend‐Based Biodiesel With Normal Diesel in CI Engine

open access: yesEngineering Reports, Volume 8, Issue 2, February 2026.
This study evaluates the performance and emissions of CI engines using biodiesel blends derived from rice bran and waste cooking oil, revealing that a 30% biodiesel blend significantly reduces emissions, while a 70% blend affects specific engine parameters. ABSTRACT This research investigates the performance, combustion, and emission characteristics of
S. Prathap Singh   +6 more
wiley   +1 more source

Seeing Through the “FOG” of U.S. Feedstock Incentives for Transportation Fuels

open access: yesGCB Bioenergy, Volume 18, Issue 2, February 2026.
ABSTRACT The demand for fats, oils, and greases (FOG) as biofuel feedstocks has increased in recent years. Further expansions will have uncertain, but potentially significant, effects on food prices, greenhouse gas emissions, and the U.S. farm economy. To address the market‐mediated effects of expanding FOG feedstock consumption, U.S.
Jeffrey K. O'Hara
wiley   +1 more source

Parametric Study on Intrinsic Reaction for Straight Run Heavy Naphtha Hydrodesulfurization over CoMo/Al2O3 Catalyst [PDF]

open access: yesEngineering and Technology Journal, 2018
The present study aimed to investigate the intrinsic reaction of hydrodesulfurization (HDS) for a real Straight Run Heavy Naphtha (SRHN) over CoMo-S/Al2O3 catalyst in a fixed- bed reactor.
Mohammad Abid   +2 more
doaj   +1 more source

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