Title:
METHOD FOR MANUFACTURING COUNTER-FLOW TOTAL HEAT EXCHANGER
Document Type and Number:
WIPO Patent Application WO/2022/014779
Kind Code:
A1
Abstract:
A method for manufacturing a counter-flow total heat exchanger is disclosed. The method for manufacturing a counter-flow total heat exchanger, according to the present invention, comprises the steps of: inserting, between a pair of rollers (210, 210a) having protrusions formed on the surface thereof, a first paper having a first width, so as to form same into a single face corrugated cardboard sheet (T) having flow paths (111c, 121c); attaching the corrugated cardboard sheet (T) to a middle region of a second paper having a second width that is wider than the first width; cutting, into a length corresponding to guide corrugated cardboards (111, 121), the second paper to which the corrugated cardboard sheet (T) is attached; and cutting the second paper by means of a liner (130) having triangular resin tube coupling surfaces (133) formed on both sides of the cut guide corrugated cardboards (111, 121).
More Like This:
| WO/2005/026639 | HEAT EXCHANGER |
| WO/2001/069157 | HEAT EXCHANGER FOR A CO¿2? VEHICLE AIR CONDITIONER |
Inventors:
SONG GIL SUB (KR)
HONG EUN SOOK (KR)
HONG EUN JUNG (KR)
HONG EUN SOOK (KR)
HONG EUN JUNG (KR)
Application Number:
PCT/KR2020/013346
Publication Date:
January 20, 2022
Filing Date:
September 29, 2020
Export Citation:
Assignee:
GAONTECH CO LTD (KR)
International Classes:
F28D9/00; F28D21/00; F28F3/08; F28F3/14; F28F21/06
Domestic Patent References:
| WO2018193849A1 | 2018-10-25 | |||
| WO2019054052A1 | 2019-03-21 |
Foreign References:
| JPH11230688A | 1999-08-27 | |||
| KR101292300B1 | 2013-08-01 | |||
| KR20180024077A | 2018-03-08 | |||
| KR100911776B1 | 2009-08-10 |
Attorney, Agent or Firm:
PARK, Jungkyu (KR)
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