Title:
MULTI-STRUCTURE FILTER DEVICE FOR FILTERING OUT, ISOLATING AND DEHYDRATING FOREIGN MATTER IN WATER
Document Type and Number:
WIPO Patent Application WO/2021/206290
Kind Code:
A1
Abstract:
According to the present invention, provided is a multi-structure filter device for filtering out, isolating and dehydrating foreign matter in water, the filter device comprising: a filter tank in which a fluid to be filtered is filled therein; a filter device part which has the shape of a cylindrical double-structured drum provided to be submerged in the fluid to be filtered of the filter tank, and in which two or more filters having different mesh sizes are wound on the inside and the outside thereof; and one or more washing modules for washing off the foreign matter stuck to the filter wound on the outside of the filter device part, and thus the fluid to be filtered is double-filtered by means of the two or more filters so that filtration performance is excellent, the filters can be effectively washed using filter water without using separate chemicals, so that the present invention is eco-friendly, and the filter water can be recycled, the durability of the filters can be increased, and the filters can be reused so that washing costs can be reduced.
More Like This:
Inventors:
YOON YOUNGNAE (KR)
Application Number:
PCT/KR2021/002423
Publication Date:
October 14, 2021
Filing Date:
February 25, 2021
Export Citation:
Assignee:
ESSA CORP (KR)
International Classes:
B01D33/067; B01D33/46; B01D33/50; B01D33/64; B01D33/70; B01D33/80
Domestic Patent References:
| WO2009041202A1 | 2009-04-02 |
Foreign References:
| KR101311872B1 | 2013-10-14 | |||
| KR101089549B1 | 2011-12-06 | |||
| KR100676751B1 | 2007-02-01 | |||
| KR20160142755A | 2016-12-13 | |||
| KR102160894B1 | 2020-09-29 | |||
| KR20180070559A | 2018-06-26 |
Other References:
See also references of EP 4134147A4
Attorney, Agent or Firm:
HONG, Seokyoung (KR)
Download PDF: