CPC Subgroup
B21J 15/02 Riveting procedures
Full Title
Riveting > Riveting procedures
6 direct subcodes
Child Classifications
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- B21J 15/04 Riveting hollow rivets mechanically
- B21J 15/06 Riveting hollow rivets by means of hydraulic, liquid, or gas pressure
- B21J 15/08 Riveting by applying heat to the end parts of the rivets to enable heads to be formed