IPC Main Group
B21J 1/00 Preparing metal stock
Introduced: September 1968
Last revised: January 2006
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- Subclass:
- FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
3 direct subcodes
Child Classifications
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- B21J 1/02 Preliminary treatment of metal stock without particular shaping, e.g. salvaging segregated zones, forging or pressing in the rough
- B21J 1/04 Shaping in the rough solely by forging or pressing
- B21J 1/06 Heating or cooling methods or arrangements specially adapted for performing forging or pressing operations