Title:
HEAT EXCHANGER
Document Type and Number:
WIPO Patent Application WO/2023/063712
Kind Code:
A1
Abstract:
A heat exchanger according to various embodiments of the present invention is a heat exchanger provided to heat a fluid flowing through a pipe by using combustion gas, and comprises: a body having upper and lower portions open and having a space formed therein to allow the combustion gas to pass therethrough; a combustion unit formed at an upper portion of the space and generating combustion of the combustion gas; a heat exchange unit formed under the combustion unit and having a heat exchange pipe for heating an internal fluid by using the combustion gas; and a heat recovery pipe provided outside the space to be in contact with the outer surface of the body, wherein the body in which the combustion unit is formed may have a concave portion protruding concavely inward so as to correspond to the shape of an outer circumferential surface of the heat recovery pipe.
Inventors:
CHOI JIN MIN (KR)
CHOI SUNG-HWAN (KR)
CHOI SUNG-HWAN (KR)
Application Number:
PCT/KR2022/015386
Publication Date:
April 20, 2023
Filing Date:
October 12, 2022
Export Citation:
Assignee:
CHOI JIN MIN (KR)
CHOI SUNG HWAN (KR)
CHOI SUNG HWAN (KR)
International Classes:
F24H1/12; F24H8/00; F24H9/00; F24H9/1836; F28D21/00; F28F1/24; F28F13/12
Domestic Patent References:
| WO2017171276A1 | 2017-10-05 |
Foreign References:
| KR20180007984A | 2018-01-24 | |||
| KR102210094B1 | 2021-02-02 | |||
| KR20190138585A | 2019-12-13 | |||
| KR100392596B1 | 2003-07-23 |
Attorney, Agent or Firm:
WETHEPEOPLE IP & LAW FIRM (KR)
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