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Patent Searching and Data


Title:
ELECTRODEIONIZATION FILTER
Document Type and Number:
WIPO Patent Application WO/2019/139327
Kind Code:
A1
Abstract:
The present invention relates to an electrodeionization filter comprising: a housing having a water inlet and a water outlet; a first electrode installed inside the housing in a spiral shape; a second electrode installed inside the housing in a spiral shape so as to be spaced apart from the first electrode; and an ion exchange module installed between the first electrode and the second electrode for adsorbing or desorbing ionic substances contained in water introduced by an application of electricity, wherein at least one of the first electrode and the second electrode has a structure in which the center portion thereof is denser than the peripheral region thereof. According to the present invention, the life span of the electrodes of the electrodeionization filter can be increased, and the assembly of the electrodes and related parts can be easily facilitated.

Inventors:
LEE, Sang-Young (COWAY R&D Center, Seoul National University Research Park,60, Nakseong-daero15-gil,Gwanak-gu, Seoul, 08800, KR)
KANG, Sang-Hyeon (COWAY R&D Center, Seoul National University Research Park,60, Nakseong-daero15-gil,Gwanak-gu, Seoul, 08800, KR)
KIM, Chul-Ho (COWAY R&D Center, Seoul National University Research Park,60, Nakseong-daero15-gil,Gwanak-gu, Seoul, 08800, KR)
KWON, Tae-Seong (COWAY R&D Center, Seoul National University Research Park,60, Nakseong-daero15-gil,Gwanak-gu, Seoul, 08800, KR)
MOON, Hyoung-Min (COWAY R&D Center, Seoul National University Research Park,60, Nakseong-daero15-gil,Gwanak-gu, Seoul, 08800, KR)
MOON, Sung-Min (COWAY R&D Center, Seoul National University Research Park,60, Nakseong-daero15-gil,Gwanak-gu, Seoul, 08800, KR)
LEE, Jun-Young (COWAY R&D Center, Seoul National University Research Park,60, Nakseong-daero15-gil,Gwanak-gu, Seoul, 08800, KR)
LEE, Byoung-Phil (COWAY R&D Center, Seoul National University Research Park,60, Nakseong-daero15-gil,Gwanak-gu, Seoul, 08800, KR)
MO, Byung-Sun (COWAY R&D Center, Seoul National University Research Park,60, Nakseong-daero15-gil,Gwanak-gu, Seoul, 08800, KR)
LEE, Guk-Won (COWAY R&D Center, Seoul National University Research Park,60, Nakseong-daero15-gil,Gwanak-gu, Seoul, 08800, KR)
Application Number:
KR2019/000261
Publication Date:
July 18, 2019
Filing Date:
January 08, 2019
Export Citation:
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Assignee:
COWAY CO., LTD. (136-23, Yugumagoksa-ro Yugu-eup,Gongju-si, Chungcheongnam-do, 32508, KR)
International Classes:
C02F1/469; B01D61/48
Foreign References:
KR101333243B12013-11-26
KR20170058853A2017-05-29
KR101591257B12016-02-03
KR100501417B12005-07-18
US20140246318A12014-09-04
Attorney, Agent or Firm:
C&S PATENT AND LAW OFFICE (7th Floor, Daelim Acrotel13, Eonju-ro 30-gil,Gangnam-gu, Seoul, 06292, KR)
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