发明授权
US09238316B2 Method of making an anisotropic filtration media 有权
制造各向异性过滤介质的方法

Method of making an anisotropic filtration media
摘要:
A method of making an anisotropic filtration media includes foaming a media, straining the media in a selected direction, and relieving strain of the media in the selected direction.
公开/授权文献
信息查询
0/0