Results 21 to 30 of about 2,311 (204)

Hydrotreatment of Supercritical Carbon Dioxide Extracts of Hydrothermal Liquefaction Lignocellulosic Biocrude [PDF]

open access: yes, 2022
Raw lignocellulosic biocrude produced by hydrothermal liquefaction and its supercritical carbon dioxide extract (SE) were hydrotreated at 350–405 °C and for 2–6 h utilizing commercial CoMo and NiMo catalysts.
Brajendra K. Sharma   +11 more
core   +1 more source

Acid-Alkaline Treatment of Mordenite and Its Catalytic Activity in the Hydrotreatment of Bio-Oil

open access: yesIndonesian Journal of Chemistry, 2020
Acid-alkaline treatment using acetic acid and sodium hydroxide (NaOH) were applied on mordenite (MOR) to increase the Si/Al ratio and surface area properties.
Febi Yusniyanti   +2 more
doaj   +1 more source

Hydrodeoxygenation and pyrolysis of free fatty acids obtained from waste rendering fat

open access: yesEclética Química, 2020
Non-edible fats are a common renewable feedstock for the biofuels production to avoid partially the use of edible feeds and fossil fuels. The aim of this work was the use of waste rendering fat to produce pyrolyzed and hydrogenated oils.
Martyna Murat   +3 more
doaj   +1 more source

Hydrotreatment over the Catalyst of Polyethylene-Derived Pyrolysis Oil and Wax

open access: yes, 2023
Upgrading fuels is an essential requirement to reach environmental specifications, namely, in removing sour components deemed hazardous nowadays and that cause fouling and disturb operations in downstream industry too.
Hafeez, Sanaa   +5 more
core   +1 more source

Catalytic Hydrotreatment Unit of Diesel Cut. [PDF]

open access: yes, 2015
In this bachelor work the catalytic hydrotreatment unit of diesel cut with 2 300 000 tones per year is being designed. In this process the diesel fraction is cleaned from sulphuric, oxygen and nitrous compounds.
Vasiliauskas, Mantas,
core   +1 more source

Hydrotreatment of pyrolysis oils over nickel-based catalysts [PDF]

open access: yes, 2017
The continual depletion of fossil fuel resources necessitates sustainable solutions to face the global demand for energy, fuels and chemicals. Pyrolysis followed by hydrotreatment offers an attractive and economical strategy for thermochemical conversion
Boscagli, Chiara
core   +1 more source

Potentials of Citrus Peel Waste Valorisation for Green Diesel Production: A Mini Review

open access: yesChemical Engineering Transactions, 2022
The utilisation of fossil derived diesel for running diesel-based transportation has caused anthropogenic Green House Gas (GHG) emission. Environmental challenges seen in the form of acid rain and global warming are attributed to the high release of ...
Tanko Mohammed Abdullahi   +3 more
doaj   +1 more source

Pyrolysis oil upgrading via hydrotreatment to produce alternative fuel [PDF]

open access: yes
This document contains additional information used in the manuscript titled "Pyrolysis oil upgrading via hydrotreatment to produce alternative fuel using ZrO2-supported catalysts and isopropanol as a solvent ...
Adhikari, Sushil
core   +1 more source

Catalytic hydrotreatment of alkaline lignin and its consequent influences on fast pyrolysis

open access: yesCarbon Resources Conversion, 2021
The current state of lignin has been characterized by these three: (1) as one of the main components in lignocellulosic biomass with an abundant amount; (2) not be taken seriously but treated as a waste product; (3) underutilized due to a complex and ...
Lijuan Zhang   +4 more
doaj   +1 more source

Producing upgradeable bio-oil from food bio-waste via hybrid-assisted pretreatment coupled with catalytic hydrotreatment [PDF]

open access: yes, 2023
Slurry\ua0food waste sourced from Renova (Gothenburg, Sweden) was investigated as a model for generating upgradeable bio-oil via a hybrid-assisted\ua0pretreatment\ua0along with a catalytic hydrotreatment process.
Achour, Abdenour,   +8 more
core   +1 more source

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