Results 101 to 110 of about 17,625 (229)

Nanofiltration

open access: yes, 2023
Petrinić, Irena, Bukšek, Hermina
openaire   +3 more sources

Preparation of PPSU Hollow Fiber Nanofiltration Membranes for Nanofiltration Application

open access: yesIraqi Journal of Chemical and Petroleum Engineering, 2017
PPSU hollow fiber nanofiltration membranes are prepared by applying two concentrations and various extrusion pressures according to the phase inversion method. Cross-sectional area and outer structures were characterized by using scanning electron microscope (SEM) and atomic force microscopy (AFM).
Bashir Y. Sherhan   +8 more
openaire   +3 more sources

Oil/water separation using nanofiltration membrane technology [PDF]

open access: yes, 2001
Traditionally, ultrafiltration has been used to separate relatively clean water from oil/water emulsions. This water was once suitable for discharge to all sewer lines, but in general, it was inadequate for reuse. Recent changes in sewer discharge limits
Park, Eugene, Barnett, Stanley M.
core   +1 more source

Membrane Technology for the Valorization of Wood Vinegar from Grape Pomace Pyrolysis

open access: yesMembranes
The valorization of wood vinegar from biomass pyrolysis has been a significant research subject in recent years, but further studies to reduce its phytotoxicity and improve agricultural applications are still needed.
Alexandre Giacobbo   +8 more
doaj   +1 more source

Nanofiltration [PDF]

open access: yes, 2019
Charles University, Faculty of Pharmacy in Hradec Králové, Department of Pharmaceutical Chemistry and Pharmaceutical Analysis Nanofiltration Diploma thesis Candidate: Hana Heidrová Supervisor: doc. PharmDr. Radim Kučera, Ph.D. Consultant: PharmDr.
Heidrová, Hana
core  

Capillary hollow fiber nanofiltration membranes [PDF]

open access: yes, 2001
Spiral-wound modules generally have high packing densities, low costs, but require extensive feedwater pretreatment and have a high fouling potential. Tubular membrane modules have beneficial fouling properties, can be backflushed, but have low packing ...
Zwijnenburg, A.   +3 more
core   +1 more source

Valorization of Used Toraja Coffee Powder (C. Ara-bica) Through Acid Extraction and Nanofiltration [PDF]

open access: yesE3S Web of Conferences
Spent coffee is waste product from coffee drink production which still has many organic compounds, especially caffeine, able to be extracted. This research focuses on the study on integration of nanofiltration into extraction process to enhance the ...
Susanto Heru   +5 more
doaj   +1 more source

Concentration Polarization BP Model of Nanofiltration Separation [PDF]

open access: yes, 2011
In order to effectively control the influence of Concentration Polarization (CP) during the nanofiltration separating wastewater process, this study applied parameters characterization of membrane flux attenuation coefficient (mwt) and the Back ...
Qing Yang, Xin Qiu, Xiang Shen
core   +1 more source

Structure and transport properties of self-assembled nanofiltration membranes based on sustainably derived materials

open access: yesGiant
The development of functional polymers using sustainable resources is an increasingly important pursuit. Unsaturated fatty acids represent a potentially interesting class of renewable materials for this purpose.
Ruiqi Dong   +2 more
doaj   +1 more source

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