Title:
SPIRAL-WOUND FILTER MODULE AND METHOD FOR MANUFACTURING SAME
Document Type and Number:
WIPO Patent Application WO/2020/209606
Kind Code:
A1
Abstract:
Provided are a spiral-wound filter module and a method for manufacturing same. The present invention comprises: a perforated tube which has at least one inflow hole; a cylindrical filter body which has a sheet laminate, formed by laminating a membrane sheet and a permeate water flow channel sheet, laminated into multiple layers and spirally wound around the outer surface of the perforated tube; and a bond part which bonds the membrane sheet and the permeate water flow channel sheet. The bond part comprises: a pair of bond extension lines which extend in parallel to each other along both side edges of the membrane sheet or the permeate water flow channel sheet; a bond connection line which connects the portion between the ending ends of the pair of bond extension lines, facing each other; and bent lines which are bent, in the direction facing each other, from the starting ends of the pair of bond extension lines, corresponding to the perforated tube.
Inventors:
CHO SUNGGUN (KR)
KIM JIN SU (KR)
KIM WONJUN (KR)
CHO YOUNGSOO (KR)
KIM JAEHONG (KR)
HONG SUNGPYO (KR)
KIM JIN SU (KR)
KIM WONJUN (KR)
CHO YOUNGSOO (KR)
KIM JAEHONG (KR)
HONG SUNGPYO (KR)
Application Number:
PCT/KR2020/004768
Publication Date:
October 15, 2020
Filing Date:
April 08, 2020
Export Citation:
Assignee:
TORAY ADVANCED MAT KOREA INC (KR)
International Classes:
B01D63/12; B01D67/00; B01D71/56; C02F1/44
Foreign References:
| JP2015150545A | 2015-08-24 | |||
| JP2001198442A | 2001-07-24 | |||
| US3966616A | 1976-06-29 | |||
| KR20050033012A | 2005-04-08 | |||
| KR20170052711A | 2017-05-15 |
Attorney, Agent or Firm:
ERUUM & LEEON INTELLECTUAL PROPERTY LAW FIRM (KR)
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