Invention Grant
- Patent Title: Feed spacer and reverse osmosis filter module including same
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Application No.: US16623735Application Date: 2018-11-13
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Publication No.: US11478750B2Publication Date: 2022-10-25
- Inventor: Dae Hun Kim , Ayoung Lee , Kyunghoon Min , Bumjoo Kim , Ye Hoon Im
- Applicant: LG CHEM, LTD.
- Applicant Address: KR Seoul
- Assignee: LG CHEM, LTD.
- Current Assignee: LG CHEM, LTD.
- Current Assignee Address: KR Seoul
- Agency: Dentons US LLP
- Priority: KR10-2017-0170395 20171212,KR10-2018-0137968 20181112
- International Application: PCT/KR2018/013841 WO 20181113
- International Announcement: WO2019/117479 WO 20190620
- Main IPC: B01D61/02
- IPC: B01D61/02 ; B01D61/10 ; B01D61/08
Abstract:
Provided is a feed spacer, in which angles of strands are differently formed in one feed spacer according to a flow direction of raw water, so that a differential pressure decrease region and a recovery increase region are separated to perform multiple functions, and a reverse osmosis filter module including the feed spacer.
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