combined oil fired water tube boilers or g
combined boilers coal and gas Gas Boilers Supplier. Except hot oil boiler, oil gas fired steam boiler and biomass water tube steam boiler is also suitable for textile factories. combined Vacuum Boilers in Food Industry. combined Vacuum Boilers is very important for food processing industry, it can be used for drying, disinfect, curing, distillation, and sterilization.