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PCE
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DIFF Subgroup
F27B 9/10

heated by hot air or gas

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity > heated without contact between combustion gases and charge; electrically heated > heated by hot air or gas

CPC:

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 > heated without contact between combustion gases and charge; electrically heated > heated by hot air or gas

No child classifications to compare. This is a leaf node in both IPC and CPC.