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Shijiang GENG
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Hangzhou, CN
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last 30 patents
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Patent Grant
Header box and heat exchanger
Patent number
11,624,565
Issue date
Apr 11, 2023
HANGZHOU SANHUA RESEARCH INSTITUTE CO., LTD.
Junqi Dong
F28 - HEAT EXCHANGE IN GENERAL
Patents Applications
last 30 patents
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Patent Application
HEADER BOX AND HEAT EXCHANGER
Publication number
20210041189
Publication date
Feb 11, 2021
Hangzhou Sanhua Research Institute Co., LTD.
JUNQI DONG
F28 - HEAT EXCHANGE IN GENERAL
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Patent Application
HEAT EXCHANGER
Publication number
20200132378
Publication date
Apr 30, 2020
Hangzhou Sanhua Research Institute Co., Ltd.
Junqi DONG
F28 - HEAT EXCHANGE IN GENERAL