|국가/구분||United States(US) Patent 등록|
|§371/§102 date||20080516 (20080516)|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 0 인용 특허 : 50|
Corrugated fluid treatment packs and methods of making corrugated fluid treatment packs are disclosed. The fluid treatment packs may comprise a non-woven fibrous structure and/or porous membrane having a tubular configuration and a longitudinal axis, the fibrous structure and/or porous membrane being corrugated to define at least one crest, at least one trough, and at least one corrugation, each corrugation including first and second webs, the first and second webs extending into one another along a crest or a trough. The crests, troughs, and corrugation...
1. A method of making a fluid treatment pack comprising forming a porous structure on a shaped mandrel having a longitudinal axis and at least one helical corrugation, including respectively forming first and second helically extending porous regions on first and second helically extending sloped regions of the helical corrugation, the first and second sloped regions intersecting one another along one of a helically extending mandrel crest and a helically extending mandrel trough and the first and second porous regions extending into one another along on...