Shaft or like vertical or substantially vertical furnaces

Classification Context

Section:

MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING

Class:

FURNACES; KILNS, OVENS OR RETORTS

Subclass:

FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS

Scope Notes

Application references: Preheating, burning, calcining or cooling lime, magnesia or dolomite in shaft or vertical furnaces

Related Keywords

Child Classifications

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• F27B 1/02 with two or more shafts or chambers, e.g. multi-storey
• F27B 1/06 of other than up-draught type
• F27B 1/08 heated otherwise than by solid fuel mixed with charge
• F27B 1/1 Details, accessories or equipment specially adapted for furnaces of these types