CPC Subgroup
F27B 9/30 Details, accessories or equipment specially adapted for furnaces of these types
Full Title
Furnaces through which the charge is moved mechanically, e.g. of tunnel type (rotary-drum furnaces with means for agitating or moving the charge F27B7/14); Similar furnaces in which the charge moves by gravity > Details, accessories or equipment specially adapted for furnaces of these types
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