158558 ⎘
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
Sub-classes:METHODS AND SYSTEMS AND APPARATUS TO SUPPORT REDUCED ENERGY AND WATER USAGE
#2Coolant heater
#3Water heating apparatus and method for controlling the apparatus
#4Fluid heating device
#5PTC liquid heating device
#6Heat source device
#7Hydraulic manifold for a hydraulic heating and/or cooling system
#8Washing pump and dishwasher including the same
#9Heat exchanger
#10Heating device and method for operating a heating device
#11Curved plate heat exchanger
#12System and modality to generate power from liquid jet in heat engine and more
#13Hot water supply device
#14Methods, systems, and apparatus providing a temperature-controlled process liquid
#15HYDRAULIC MANIFOLD FOR A HYDRAULIC HEATING AND/OR COOLING SYSTEM
#16Heat transfer device
#17Method of generating heat
#18Water dispenser
#19WATER HEATER HAVING CONDENSING RECUPERATOR AND DUAL PURPOSE PUMP
#20METHOD AND CIRCUIT ARRANGEMENT FOR RECOVERING HEAT FROM WASTEWATERS
#21Device for transporting and heating a liquid for a vehicle window wiping system
#22Methods, systems, and apparatus providing temperature-controlled process fluid
#23METHOD OF GENERATING HEAT
#24Hybrid direct and indirect fluid heating system