HOCHWIRKSAME FILTERGEWEBE FÜR DIE FILTRATION VON HEISSEN GASEN
摘要
A nonwoven aramid staple fiber batt is needled into a woven aramid scrim which is overlayed with a thin mat of heat resistant microfiber to give marked improvement in hot gas filtration.
申请公布号
DE69407808(T2)
申请公布日期
1998.08.13
申请号
DE1994607808T
申请日期
1994.09.30
申请人
E.I. DU PONT DE NEMOURS AND CO., WILMINGTON, DEL., US
发明人
SAMUELS, SAM, LOUIS, LANDENBERG. PA 19350-9212, US