HYDRO-FLO
HEAT EXCHANGERS FOR GENERAL USE, SPECIAL PURPOSE HEAT EXCHANGERS INCLUDING: TANKLESS WATER HEATERS, HEAT EXCHANGERS FOR HEATING WATER WITH STEAM OR HOT WATER, HOT WATER STORAGE TANK WITH BUILT-IN HEATING COIL, WATER HEATER FOR INSERTION WITHIN FLUID HEATING SPACE OF A BOILER, WATER HEATER OF THE TANKLESS TYPE ARRANGED TO TRAP AIR IN THE CASING THEREOF WHEN CONNECTED TO A CLOSED HOT WATER HEATING SYSTEM, CONVERTORS FOR TRANSFERRING HEAT FROM STEAM TO WATER, AFTERCOOLERS FOR AIR AND GASES, AIR ...
Expired · July 29, 1955 · 71692113 ·