Filter material and method of making same

Details Filter material and method of making same Filter material and method of making same

B - Operations, Transporting

01

D

B01D 39/02 (2006.01) B01D 53/02 (2006.01) B01J 20/20 (2006.01)

Patent

CA 2454738

Non-shedding light duty fibrous filter material containing activated carbon and/or other sorbtive granules is disclosed having a thickness of 1/8 inch to 3/8 inch and composed entirely of low melt fibers of 4 to 15 denier. Heavy duty filter material, also of a non-shedding clean character, is of 3/4 to 1 inch thickness and comprises a mixture of 70% structural fibers and 30% low melt fibers.

La présente divulgation porte sur une matière fibreuse légère non pelucheuse. Elle contient du charbon actif et/ou d'autres granules absorptives qui ont une épaisseur de 1/8 po à 3/8 po et qui sont composées entièrement de fibres à point de fusion bas de 4 à 15 deniers. Une matière filtrante très résistante, également de nature propre non pelucheuse, présente une épaisseur de 3/4 po à 1 po et comprend un mélange constitué de 70 % de fibres structurales et de 30 % de fibres à point de fusion bas.

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