IPC Subgroup
F27B 1/02 with two or more shafts or chambers, e.g. multi-storey
Introduced: September 1968
Last revised: January 2006
Full Title
Shaft or like vertical or substantially vertical furnaces > with two or more shafts or chambers, e.g. multi-storey
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
1 direct subcode
Child Classifications
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- F27B 1/04 Combinations or arrangements of shafts