A heating boiler for low temperature chemical vapor deposition - heaters

摘要

1. Boiler for low-temperature heating systems with a boiler water jacket surrounding a combustion chamber for burner firing and a subsequently placed flue gas passage, characterised in that the sheet steel walls of the combustion chamber and of the flue gas passage are provided on the boiler water side with a coating of a material of poor thermal conductivity, the coefficient of thermal conductivity of which is less than 1.