Composite filter cloths (10) having a top layer (12) of P84 polyimide fiber and a depth filtration type fabric substrate (20) may be structured to have a higher particulate removal efficiency than that for the substrate layer (20) and a lower pressure drop than that of the top layer (12).
申请公布号
DE68905337(D1)
申请公布日期
1993.04.15
申请号
DE1989605337
申请日期
1989.10.13
申请人
ALBARRIE (EUROPE) LTD., NEWPORT GWENT, WALES, GB
发明人
NODDIN, EMERSON LEE, AUBURN MAINE, US;AITKEN, MARK ROGER, RR + 2, MINNESING ONTARIO, CA