发明名称 |
BAG FILTER COMPRISING SCRIMLESS FILTER FELT OR META-AND PARA-ARAMID STAPLE FIBER |
摘要 |
<p>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).</p> |
申请公布号 |
IN385DEN2012(A) |
申请公布日期 |
2015.08.21 |
申请号 |
IN2012DE00385 |
申请日期 |
2012.01.13 |
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 |
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代理人 |
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主权项 |
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地址 |
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