Results 41 to 50 of about 2,318,212 (340)

New Low-Cost Ceramic Microfiltration Membranes for Bacteria Removal

open access: yesMembranes, 2022
Safe water provision in low-income countries is constrained by limited financial resources, and the problem is worsened during natural disasters. Thus, there is a need to develop efficient low-cost technologies for point-of-use water treatment. This work
Olivier Mountoumnjou   +4 more
semanticscholar   +1 more source

Preparation of low-cost ceramic membranes for microfiltration using sugarcane bagasse ash as a pore-forming agent [PDF]

open access: yesCerâmica, 2019
Ceramic membranes are of great industrial interest in separation processes. They are characterized by high chemical and thermal stabilities and filtration capacity at high temperatures (>500 °C) in a wide range of pH values.
R. M. Andrade   +5 more
doaj   +2 more sources

Proton-Conducting Ceramic Membranes for the Production of Hydrogen via Decarbonized Heat: Overview and Prospects

open access: yesHydrogen, 2023
Proton-conducting ceramic membranes show high hydrogen ion conductivity in the temperature range of 300–700 °C. They are attracting significant attention due to their relevant characteristics compared to both higher-temperature oxygen ion-conducting ...
Maria Giovanna Buonomenna
doaj   +1 more source

Sustainable industrial wastewater reuse using ceramic nanofiltration: results from two pilot projects in the oil and gas and the ceramics industries

open access: yesJournal of Water Reuse and Desalination, 2020
The federal research project, PAkmem, deals with the recycling of industrial wastewater. The aim of the project is to develop and pilot an innovative integrative process for produced water treatment in the oil and gas industry utilizing flotation and ...
Matan Beery   +2 more
doaj   +1 more source

High-temperature catalyst supports and ceramic membranes: Metastability and particle packing [PDF]

open access: yes, 1997
Parameters and/or processes responsible for the stability of catalyst supports and ceramic membranes are discussed. Two major parameters/processes were identified which are responsible for the stability of sol-gel derived nanostructured oxides at ...
Burggraaf, Anthonie J.   +5 more
core   +2 more sources

Treatment of the Bleaching Effluent from Sulfite Pulp Production by Ceramic Membrane Filtration [PDF]

open access: yes, 2016
Citation: Ebrahimi, M.; Busse, N.; Kerker, S.; Schmitz, O.; Hilpert, M.; Czermak, P. Treatment of the Bleaching Effluent from Sulfite Pulp Production by Ceramic Membrane Filtration.
Busse, Nadine   +4 more
core   +1 more source

Advanced Low–Cost Natural Materials for High–Performance Oil–Water Filtration Membranes: Achievements, Challenges, and Future Directions

open access: yesMembranes
The development of affordable ceramic membranes is essential for reducing expenses and optimizing the treatment of oily wastewater. There is an urgent demand for membranes that are not only affordable and easy to operate but also stable and capable of ...
Nthabiseng Ramanamane   +2 more
doaj   +1 more source

Preparing New Ceramic Membranes from Syrian Zeolite Coated with Silver Nanoparticles to Treatment Wells Water

open access: yesمجلة بغداد للعلوم, 2023
As a result of the exacerbation of the problem of water pollution, research was directed towards studying the treatment using ceramic membranes, which proved to be highly effective in treating all water sources.
Abdulrazzaq Hammal
doaj   +1 more source

Microporous Ceramic Membranes [PDF]

open access: yesPolymer Journal, 1991
Microporous ceramic membranes are an emerging separation technology. Porous alumina, zirconia and glass membranes are discussed with emphasis on alumina membranes. The microstructural characteristics and element and module configurations of these membranes are examined in relation to their preparation methods—anodic oxidation, phase separation/leaching
H P Hsieh, P K T Liu, T R Dillman
openaire   +1 more source

Ceramic membranes for ammonia recovery [PDF]

open access: yesAIChE Journal, 2006
AbstractAn extensive screening program has been performed to find a suitable membrane configuration and operating conditions for the effective recovery of ammonia from the syngas loop. All the experiments have been performed at steady state. MFI zeolite membranes in tubular and multi‐channel fiber configurations have been tested along with tubular ...
Pex, P.P.A.C.   +12 more
openaire   +1 more source

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