158565 ⎘
Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters; Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium in which the water is kept separate from the heating medium by tubes, e.g. bent in serpentine form
Sub-classes:HEATING MEDIUM CIRCULATION APPARATUS
#2METHODS AND SYSTEMS FOR ACCELERATING BRINE POND EVAPORATION USING WASTE HEAT
#3FROTH HEATERS
#4Heat Exchanger
#5A DEVICE HAVING AN AIR CUSHION FOR HEATING ROOM AIR AND A LIQUID
#6HEAT EXCHANGE FIN AND HEAT EXCHANGE DEVICE
#7WATER TANK ASSEMBLY OF HEATING DEVICE, AND HEATING DEVICE
#8Heat Exchanger Assembly and Water Heater Comprising Same
#9Water heater
#10Water heater
#11Froth heaters
#12Control systems and methods for managing rate of heat delivery in hydronic systems
#13Continuous-flow heater, and a method for the manufacture of a continuous-flow heater
#14Hybrid condensing boiler with preheater
#15Heat exchanger and manufacturing method therefor
#16Combustion apparatus
#17Combustion apparatus and hot water apparatus
#18Heat exchanger and water heater including same
#19OUTDOOR HEATING APPLIANCE WITH GROUND LEVEL HEAT
#20HEAT EXCHANGER AND WATER HEATER
#21Reverse combustion type combustion apparatus
#22Hot water supply apparatus using rotary magnetic body
#23Combustion apparatus
#24Washer fluid heating system and apparatus
#25Flow controller and a hot water appliance provided therewith
#26Fin-and-tube type heat exchanger and water heater including the same
#27Heat exchanger with dual concentric tube rings
#28Modular manifold for a tankless water heater
#29High temperature fluid generator
#30Heat transfer fin and heat exchanger using thereof
#31Heat Recovery System and Method
#32Modular manifold for a tankless water heater
#33Hot water-centered combined hot water and heating boiler
#34Fan and water heater provided with the same, and impeller and water heater provided with the same
#35Dual-ring and straight fin tube condensing
#36Hot water generator
#37Fluid heater and method of use thereof
#38WIPER FLUID HEATER