B - Operations – Transporting – 01 – D
Patent
B - Operations, Transporting
01
D
B01D 39/08 (2006.01) B01D 35/06 (2006.01) B01D 39/16 (2006.01) B32B 5/06 (2006.01) D04H 13/00 (2006.01)
Patent
CA 2224857
A composite filter media (100) includes a meltblown fiber material and a nonwoven filter web which are preferably attached to each other by needling the nonwoven filter web with the meltblown fiber material. A netting (104) is then attached by preferably needling the nonwoven filter web and meltblown through the netting (104).
Un milieu filtrant composite (100) comporte un matériau fibreux obtenu par fusion-soufflage et un voile filtrant non-tissé, ces deux constituants étant, de préférence, fixés l'un à l'autre par aiguilletage. Un filet (104) est ensuite intégré au milieu filtrant, de préférence par aiguilletage du voile non-tissé et du matériau fibreux à travers les ouvertures dudit filet.
Ridout & Maybee Llp
The Minnesota Mining & Manufacturing Company
The Racal Corporation Canada Inc./la Societe Racal Canada Inc.
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