发明名称 |
BAG FILTER COMPRISING SCRIMLESS FILTER FELT OF META- AND PARA-ARAMID STAPLE FIBER |
摘要 |
This invention relates to a bag filter having a tubular section, a closed end, and an open end; the tubular section comprising a scrimless filter felt consisting essentially of a needle-punched batt of an intimate blend of fibers consisting of 50 to 79 percent by weight meta-aramid staple fiber, and 21 to 50 percent by weight para-aramid staple fiber; said needle-punched batt having a basis weight of from 10 to 17 ounces per square yard (340 to 580 grams per square meter). |
申请公布号 |
EP2456535(A1) |
申请公布日期 |
2012.05.30 |
申请号 |
EP20100737427 |
申请日期 |
2010.07.20 |
申请人 |
E. I. DU PONT DE NEMOURS AND COMPANY |
发明人 |
KOHLI, ANIL;WYSS, KURT, HANS |
分类号 |
B01D39/16 |
主分类号 |
B01D39/16 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|