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2920608
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Patent Grant
2920608
References
Source
Patent Number
2,920,608
Date Filed
Not available
Date Issued
Tuesday, January 12, 1960
64 years ago
CPC
F22B1/1892 - Systems therefor not provided for in F22B1/1807 - F22B1/1861
F22B1/16 - the heat carrier being hot liquid or hot vapour
F24D3/02 - with forced circulation
F24D12/02 - having more than one heat source
F28D21/0007 - Water heaters
F24D2200/04 - Gas or oil fired boiler
F24D2200/06 - Solid fuel fired boiler
Y02B30/14 - Central heating systems having more than one heat source
US Classifications
122 - Liquid heaters and vaporizers
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