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IPC Main Group
F27D 7/00

Forming, maintaining or circulating atmospheres in heating chambers

Introduced: September 1968

Last revised: January 2006

Classification Context

Section:
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
Class:
FURNACES; KILNS, OVENS OR RETORTS
Subclass:
DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE

3 direct subcodes

Child Classifications

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  • F27D 7/02 Supplying steam, vapour, gases or liquids
  • F27D 7/04 Circulating atmospheres by mechanical means
  • F27D 7/06 Forming or maintaining special atmospheres or vacuum within heating chambers