CPC Subgroup
F27B 5/14 Arrangements of heating devices
Full Title
Muffle furnaces; Retort furnaces; Other furnaces in which the charge is held completely isolated (furnaces through which the charge is moved mechanically or in which the charge moves by gravity F27B9/00) > Details, accessories or equipment specially adapted for furnaces of these types > Arrangements of heating devices
1 direct subcode
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