发明名称 Hot water boiler with solar panel - is enclosed by concentric sleeve divided by lengthwise partitions supplied with heating medium
摘要 <p>The hot water boiler comprises a basically cylindrical vessel with inlet and outlet for cold and hot water. The heating device comprises one or more concentric sleeves, of I.</p>
申请公布号 NL7806725(A) 申请公布日期 1979.12.28
申请号 NL19780006725 申请日期 1978.06.21
申请人 STICHTING BOUWCENTRUM TE ROTTERDAM. 发明人
分类号 F24H1/18;(IPC1-7):24H1/00;24J3/02 主分类号 F24H1/18
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