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Title:
MULTI-STAGE WATER PURIFICATION FILTER
Document Type and Number:
WIPO Patent Application WO/2019/216549
Kind Code:
A1
Abstract:
A multi-stage water purification filter is disclosed. The multi-stage water purification filter comprises: a filter housing having an opening opened or closed by a cap member; a head part coupled to the filter housing, and having an inlet which protrudes from the upper side thereof and through which a fluid is introduced, and an injection port which protrudes from the lower side thereof to be inserted into the filter housing and through which a fluid injected through the inlet is injected, wherein the inlet has a discharge port formed on the surface of the side thereof to allow a filtered fluid to be discharged; a connector part into which a part of the injection port is inserted and which has a first discharge hole formed in the lower portion of the outer surface thereof to allow a fluid to be discharged, and a second discharge hole formed in the upper portion of the outer surface thereof to allow a fluid to be discharged; a first filter member coupled to the lower portion of the connector part and filtering a fluid discharged through the first discharge hole; a second filter member inserted into the second filter member and filtering a fluid; and a third filter member installed between the head part and the connector part and filtering a fluid discharged through the second discharge hole.

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Inventors:
KIM, Yeongsu (#1311-2901, 30 Pangyowon-ro 82beon-gil,Bundang-gu, Seongnam-si, Gyeonggi-do, 13540, KR)
KIM, Gangmin (#1311-2901, 30 Pangyowon-ro 82beon-gil,Bundang-gu, Seongnam-si, Gyeonggi-do, 13540, KR)
KIM, Subin (#1311-2901, 30 Pangyowon-ro 82beon-gil,Bundang-gu, Seongnam-si, Gyeonggi-do, 13540, KR)
Application Number:
KR2019/003592
Publication Date:
November 14, 2019
Filing Date:
March 27, 2019
Export Citation:
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Assignee:
KIM, Yeongsu (#1311-2901, 30 Pangyowon-ro 82beon-gil,Bundang-gu, Seongnam-si, Gyeonggi-do, 13540, KR)
KIM, Gangmin (#1311-2901, 30 Pangyowon-ro 82beon-gil,Bundang-gu, Seongnam-si, Gyeonggi-do, 13540, KR)
KIM, Subin (#1311-2901, 30 Pangyowon-ro 82beon-gil,Bundang-gu, Seongnam-si, Gyeonggi-do, 13540, KR)
International Classes:
B01D35/30; B01D39/14; B01D63/02
Foreign References:
KR20180031396A2018-03-28
JP2548379Y21997-09-17
JP2001506184A2001-05-15
KR101719186B12017-04-04
KR20170121400A2017-11-02
KR101935595B12019-01-04
Attorney, Agent or Firm:
SHIN, Kyoungho (10F 18, Teheran-ro 10-gilGangnam-gu, Seoul, 06234, KR)
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