Results 11 to 20 of about 104,320 (310)

Ethanol-water separation by pervaporation [PDF]

open access: yes, 1983
The separation of ethanol-water mixtures is of great importance for the production of ethanol from biomass. Both ultrafiltration and pervaporation processes can be used for the continuous processing of fermentation and separation, The removal of ethanol ...
Hegeman, H.   +3 more
core   +30 more sources

Influence of ultrafiltration membrane characteristics on adsorptive fouling with dextrans [PDF]

open access: yes, 2005
This paper presents a detailed investigation of fouling mechanisms for ultrafiltration membranes with polysaccharides obtained by studying membrane–solute (static adsorption) and membrane–solute–solute interactions (ultrafiltration (UF)).
Susanto, H., Ulbricht, M.
core   +1 more source

The Study of the Method of Fight Against Formation of Polarizing Layer at the Process of Ultrafiltration Concentration of the Skim Milk [PDF]

open access: yes, 2016
The description of experimental set and the method of processing of the results of the study of the method of fight against formation of polarizing layer in the process of ultrafiltration concentration of skim milk raw material were presented.
Deynychenko, G. (Grygoriy)   +4 more
core   +2 more sources

Single and binary protein electroultrafiltration using poly(vinyl-alcohol)-carbon nanotube (PVA-CNT) composite membranes. [PDF]

open access: yes, 2020
Electrically conductive composite ultrafiltration membranes composed of carbon nanotubes have exhibited efficient fouling inhibition in wastewater treatment applications. In the current study, poly(vinyl-alcohol)-carbon nanotube membranes were applied to
Gee, Terence   +5 more
core   +3 more sources

Enhanced Performance of PVDF Composite Ultrafiltration Membrane via Degradation of Collagen-Modified Graphene Oxide

open access: yesApplied Sciences, 2021
The collagen obtained from chrome leather waste can be used to modify graphene oxide (GO) to prepare polyvinylidene fluoride (PVDF) composite ultrafiltration membranes, a process that is conducive to the recovery of leather waste, comprehensive ...
Yonggang Hou   +4 more
doaj   +1 more source

Effects of membrane alterations on bacterial retention [PDF]

open access: yes, 2010
The study shows the respective roles of skin and support of an ultrafiltration membrane in the retention mechanisms of bacteria (Escherichia coli).
Aimar, Pierre   +3 more
core   +2 more sources

Condition optimization of MCE adsorption-ultrafiltration for enrichment and concentration of viruses in purified water: an experimental study

open access: yesZhongguo gonggong weisheng, 2023
ObjectiveTo optimize experimental conditions of the enrichment and concentration of viruses in purified water with mixed cellulose ester (MCE) membrane adsorption-ultrafiltration method. MethodsBacteriophage MS2 was used as the target virus. First, water
Jiazhao YANG   +5 more
doaj   +1 more source

Reversibility of fouling on ultrafiltration membrane by backwashing and chemical cleaning: differences in organic fractions behaviour [PDF]

open access: yes, 2016
Membrane fouling is an inherent phenomenon in ultrafiltration (UF) membrane processes, making it necessary to periodically perform backwashes (BW) and chemical cleanings in place (CIP) to restore the initial permeability of the membrane. The objective of
Bernat Camí, Xavier   +5 more
core   +2 more sources

A Performance Comparison of Pilot-Scale Sand Filtration and Membrane Filtration of Glafkos River Water

open access: yesJournal of Marine Science and Engineering, 2021
Surface-water treatment plants use the flocculation–precipitation method followed by gravity filters to remove suspended solids. In the present work, the replacement of gravity filters with ultrafiltration membrane units is suggested to improve the ...
Fotios K. Katrivesis   +3 more
doaj   +1 more source

Mass transfer coefficients in cross-flow ultrafiltration [PDF]

open access: yes, 1989
Usually, in concentration polarization models, the mass transfer coefficient is an unknown parameter. Also, its variation with changing experimental circumstances is in question.
Berg, G.B. van den   +2 more
core   +2 more sources

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