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Compound anticorrosive heat-exchange device for e.g. condensing heat exchangers of e.g. gas direct-fired machine, has ribbed tube heat-exchange sections made of high-temperature and low-temperature heat-exchange sections. 专利
申请日期: 2009-01-01, 公开日期: 2009-04-08
作者:  AI X FU Z GUO Q LIU G PAN S SHI Y
收藏  |  浏览/下载:2/0  |  提交时间:2019/12/24
Anti-corrosion copper condensing heat exchanger utilizing smoke heat energy, and manufacturing method thereof. 专利
申请日期: 2006-01-01, 公开日期: 2006-07-12
作者:  AI X LIU G WANG S FU Z PAN S XU P
收藏  |  浏览/下载:1/0  |  提交时间:2020/01/02


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