B - Operations – Transporting – 01 – D
Patent
B - Operations, Transporting
01
D
B01D 39/08 (2006.01) B01D 46/04 (2006.01) B32B 5/06 (2006.01) D04H 1/42 (2006.01) D04H 13/00 (2006.01)
Patent
CA 2123084
As a cloth for filter bags, a laminate comprising thin layer of nonwoven poly(p-phenylene terephthalamide) needled to a felt of poly(m-phenylene isophthalamide), polyester or polyphenylenesulfide fiber felt increases the resistance to burn through by hot sparks.
Bennett Jones Llp
E. I. Du Pont de Nemours And Company
LandOfFree
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