Patents for F24D 17 - Domestic hot-water supply systems (3,522) |
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01/02/1979 | US4132221 Pyramidal solar heating system |
12/19/1978 | US4130110 Solar heating system component and control therefor |
11/21/1978 | US4126122 Solar hot water booster and exchanger for use therein |
10/24/1978 | CA1040945A1 Waste water heat recovery unit |
10/17/1978 | US4120289 Refrigerant charged solar water heating structure and system |
09/19/1978 | US4114686 Hot water system |
08/22/1978 | US4108160 Solar water heating apparatus |
08/01/1978 | US4103509 Water heater-dehumidifier combination heat pump |
06/27/1978 | US4096861 Solar heat collection |
05/23/1978 | US4090474 Hot water booster |
04/25/1978 | US4085733 Roof-mountable chamber and conduit device for solar heat collecting apparatus |
04/18/1978 | US4084745 Waste heat utilization system |
02/14/1978 | US4073285 Fluid handling system |
12/27/1977 | US4065055 Complete system for a home air heating and cooling, hot and cold water, and electric power |
10/04/1977 | US4052000 Solar energy augmented water heating system |
08/16/1977 | US4041726 Hot water system |
04/12/1977 | US4017277 Direct contact water heating system and process |
02/01/1977 | US4005804 Multi-control valve dispensing head and heated and chilled water dispensing system utilizing the same |
08/24/1976 | US3976123 Refrigeration system for controlled heating using rejected heat of an air conditioner |
06/22/1976 | US3964466 Parallel fluid heating system |
05/25/1976 | US3958555 Fluid supply systems |
03/30/1976 | US3946802 Method and apparatus for heat recovery |