B21C - CPC Classification
Classification description:
Sub-classes:
- B21C1/00 » Metal-drawing 62
- B21C1/00 » Metal-drawing 62
- B21C1/00 » Manufacture of metal sheets, metal wire, metal rods, metal tubes by drawing 62
- B21C1/00 » Manufacture of metal sheets, metal wire, metal rods, metal tubes by drawing 62
- B21C19/00 » Devices for straightening wire or like work combined with or specially adapted for use in connection with drawing or winding machines or apparatus 10
- B21C23/00 » Metal extruding 70
- B21C23/00 » Metal extruding 70
- B21C23/00 » Extruding metal; Impact extrusion 70
- B21C23/00 » Extruding metal; Impact extrusion 70
- B21C25/00 » Profiling tools for metal extruding 18
- B21C26/00 » Rams or plungers; Discs therefor 19
- B21C27/00 » Containers for metal to be extruded 23
- B21C29/00 » Cooling or heating work or parts of the extrusion press; {Gas treatment of work} 13
- B21C3/00 » Profiling tools for metal drawing; Combinations of dies and mandrels 10
- B21C31/00 » Control devices, e.g. for regulating the pressing speed or temperature of metal ; Measuring devices, e.g. for temperature of metal, combined with or specially adapted for use in connection with extrusion presses 45
- B21C33/00 » Feeding extrusion presses with metal to be extruded; {Loading the dummy block} 28
- B21C35/00 » Removing work or waste from extruding presses; Drawing-off extruded work ; Cleaning dies, ducts, containers, or mandrels 2
- B21C37/00 » Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for ; Manufacture of tubes of special shape 9
- B21C43/00 » Devices for cleaning metal products combined with or specially adapted for use with machines or apparatus provided for in this subclass 15
- B21C45/00 » Auxiliary operation used in connection with metal working without essentially removing material 5
- B21C45/00 » Auxiliary operation used in connection with metal working without essentially removing material 5
- B21C45/00 » Separating mandrels from work or vice-versa 5
- B21C45/00 » Separating mandrels from work or vice-versa 5
- B21C47/00 » Winding-up, coiling or winding-off metal wire, metal band or other flexible metal material characterised by features relevant to metal processing only 14
- B21C49/00 » Devices for temporarily accumulating material 28
- B21C5/00 » Pointing; Push-pointing 15
- B21C51/00 » Measuring, gauging, indicating, counting, or marking devices specially adapted for use in the production or manipulation of material in accordance with subclasses to 221
- B21C9/00 » Cooling, heating or lubricating drawing material 52
- B21C99/00 » Subject matter not provided for in other groups of this subclass 3
