IPC Subgroup
C21B 9/1 Other details, e.g. blast mains
Introduced: September 1968
Last revised: January 2006
Full Title
Stoves for heating the blast in blast furnaces > Other details, e.g. blast mains
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- METALLURGY OF IRON
- Subclass:
- MANUFACTURE OF IRON OR STEEL
1 direct subcode
Child Classifications
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- C21B 9/12 Hot-blast valves or slides for blast furnaces