Results 11 to 20 of about 1,054,030 (246)

Hydrocracking of a Heavy Vacuum Gas Oil with Fischer–Tropsch Wax

open access: yesEnergies, 2020
Catalytic hydrocracking represents an optimal process for both heavy petroleum fractions and Fischer–Tropsch (FT) wax upgrading because it offers high flexibility regarding the feedstock, reaction conditions and products’ quality.
Olga Pleyer   +5 more
doaj   +1 more source

Synergism between lignite and high-sulfur petroleum coke in CO2 gasification

open access: yesGreen Processing and Synthesis, 2023
High-sulfur petroleum coke (PC) as solid waste has high treatment cost. Gasification technology can utilize PC and lignite for co-gasification. Organically combining the two is the key to expanding the adaptability of gasification raw materials.
Mao Lirui   +3 more
doaj   +1 more source

Alternative Fuel Substitution Improvements in Low NOx In-Line Calciners

open access: yesClean Technologies, 2023
The process of making cement clinker uses a lot of energy and produces a lot of pollution. Currently, cement companies use a combination of traditional fossil fuels and alternative fuels (AF-Fuels) to lower their energy consumption and environmental ...
Essossinam Beguedou   +4 more
doaj   +1 more source

Bench-scale co-processing [PDF]

open access: yes, 1990
The objective of this current is to extend and optimize UOP's single-stage slurry-catalyzed co-processing scheme, which has developed under previous Contract AC22-84PC70002. Particular emphasis is given to defining and improving catalyst utilization and costs, evaluating alternative and disposable slurry-catalyst systems, and improving catalyst recycle
Nafis, D.A.   +3 more
openaire   +4 more sources

Bench-Scale Co-Processing [PDF]

open access: yes, 1993
This topical report is the first for the UOP Bench-Scale Co-processing contract. The objective of this contract is to extend and optimize the UOP single-stage, slurry-catalyzed co-processing scheme. UOP co-processing uses a single-stage, slurry-catalyzed scheme in which petroleum vacuum resid and coal are simultaneously upgraded to a high-quality ...
Piasecki, C. A.   +2 more
openaire   +2 more sources

Four-Dimension Seismic Analysis in Carbonate: A Closed Loop Study

open access: yesApplied Sciences, 2022
Four-dimensional seismic analysis is an effective reservoir surveillance tool to track the changes of fluid and pressure phases in the oil and gas reservoirs over time of the baseline and monitoring seismic acquisition. In practice, the 4D seismic signal
Mohamed Mahgoub   +3 more
doaj   +1 more source

Bench-scale co-processing [PDF]

open access: yes, 1992
The objective of this contract is to extend and optimize UOP's single-stage slurry-catalyzed co-processing scheme. Particular emphasis is given to defining and improving Mo catalyst utilization and cost, evaluating alternative and disposable slurry-catalyst systems, and improving catalyst recycle and recovery techniques.
Piasecki, C.A., Gatsis, J.G.
openaire   +3 more sources

A Spray-Dried, Co-Processed Rice Starch as a Multifunctional Excipient for Direct Compression

open access: yesPharmaceutics, 2020
A new co-processed, rice starch-based excipient (CS) was developed via a spray-drying technique. Native rice starch (RS) was suspended in aqueous solutions of 10%–15% cross-linked carboxymethyl rice starch (CCMS) and 0.5%–6.75% silicon dioxide (in the ...
Karnkamol Trisopon   +2 more
doaj   +1 more source

Surface Modifiers on Composite Particles for Direct Compaction

open access: yesPharmaceutics, 2022
Direct compaction (DC) is considered to be the most effective method of tablet production. However, only a small number of the active pharmaceutical ingredients (APIs) can be successfully manufactured into tablets using DC since most APIs lack adequate ...
Fu-Cai Chen   +7 more
doaj   +1 more source

Cleaner Fuel Production via Co-Processing of Vacuum Gas Oil with Rapeseed Oil Using a Novel NiW/Acid-Modified Phonolite Catalyst

open access: yesEnergies, 2021
Clean biofuels are a helpful tool to comply with strict emission standards. The co-processing approach seems to be a compromise solution, allowing the processing of partially bio-based feedstock by utilizing existing units, overcoming the need for high ...
Jakub Frątczak   +4 more
doaj   +1 more source

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