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十四、 Free name classification

Coal-fired boilers, hot water boilers, oil-fired boilers, steam boilers, electric boilers, environmentally friendly boilers, special boilers, gas boilers, water tube boilers, heat transfer oil boilers, special boilers, dual fuel boilers, waste heat boilers, atmospheric boilers, electric boilers, Industrial boilers, hot air boilers, pressure boilers, vacuum boilers, chain boilers, domestic boilers, biogas boilers, heating boilers, tea bath boilers, power station boilers, straw gasifiers, incinerators, coal water slurry boilers, gas generators , organic heat carrier boiler, circulating fluidized bed boiler. Note: The boilers we often refer to are industrial boilers, steam boilers, hot water boilers and organic heat carrier boilers.