In a hot airstove, coal generates hot flue gas to heat the air, then the hot air is used to dry the powder ammonium phosphate.
利用热空气炉燃煤产生热烟气加热空气作为热源干燥粉状磷铵。
2
In a hot airstove, coal generates hot flue gas to heat the air, and then the hot air is used to dry the powder ammonium phosphate.
利用热空气炉燃煤产生热烟气加热空气作为热源干燥粉状磷铵。
3
After improvement of hot airstove for agglomerated ore drying process, heavy oil has been replaced by coal gas to produce hot air for drying agglomerated ore.