1. Principle
A membrane is a material barrier (polymeric, ceramic or, rarely, metallic film) which allows the selective passage of certain compounds from the fluid to be treated, under the action of an acting force: pressure gradient, electrical potential or chemical potential
Table 1 gives an overview of membrane characteristics and the main separations they enable.
Developed from the 1970s onwards, based on foundations laid in the 1960s, membrane separation operations were initially designed to replace or supplant more conventional operations (essentially filtration). Subsequently,...
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Principle
Basic concepts and mechanisms
Economic data
Data supplied by
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Sandrine Desclaux (Laboratoire de Génie chimique - Université Paul-Sabatier de Toulouse), extracts published in the article
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Prices for organic reverse osmosis...
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