IPC Subgroup
B21C 23/22 Making metal-coated products; Making products from two or more metals
Introduced: September 1968
Last revised: January 2006
Full Title
Extruding metal; Impact extrusion > Making metal-coated products; Making products from two or more metals
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- Subclass:
- MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
Related Keywords
SHEATHING by extruding metal
1 direct subcode
Child Classifications
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- B21C 23/24 Covering indefinite lengths of metal or non-metal material with a metal coating