158587 ⎘
Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters; Water-storage heaters with immersed heating elements, e.g. electric elements or furnace tubes with furnace tubes with water tubes
GAS CONTROL SYSTEM
#2COMPACT FLUID HEATING SYSTEM WITH HIGH BULK HEAT FLUX USING ELEVATED HEAT EXCHANGER PRESSURE DROP
#3Gas control system
#4Gas control system
#5Compact fluid heating system with high bulk heat flux using elevated heat exchanger pressure drop
#6Heating apparatus
#7Compact fluid heating system with high bulk heat flux using elevated heat exchanger pressure drop
#8Electronic toilet switchable between cold water and hot water and method of controlling same
#9Electronic toilet switchable between cold water and hot water and method of controlling the same
#10Heating apparatus
#11Control algorithm for water heater
#12FIRETUBE HAVING THERMAL CONDUCTING PASSAGEWAYS
#13High efficiency tank type continuous flow and self cleaning water heater