Cross-flow filtration apparatus with biocidal feed spacer

Details Cross-flow filtration apparatus with biocidal feed spacer Cross-flow filtration apparatus with biocidal feed spacer

B - Operations, Transporting

01

D

B01D 63/10 (2006.01) B01D 65/08 (2006.01)

Patent

CA 2731952

A cross-flow filtration apparatus is provided. The cross-flow filter is a spiral wound filter that includes a semi-permeable membrane wrapped around a perforated central tube. The semipermeable membrane includes a feed spacer and a mem-brane. The feed spacer is a biocidal feed spacer with a biocidal agent impregnated within the feed spacer to prevent biofouling of the feed spacer and the membrane.

Linvention concerne un appareil de filtration à contre-courant. Le filtre à contre-courant est un filtre enroulé en spirale qui inclut une membrane semi-perméable enroulée autour dun tube central perforé. La membrane semi-perméable inclut une entretoise dalimentation et une membrane. Lentretoise dalimentation est une entretoise dalimentation biocide, un agent biocide étant imprégné dans lentretoise dalimentation pour empêcher le bio-encrassement de lentretoise dalimentation et de la membrane.

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