TREA

on intermittently-operating extrusion presses

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Industry

  • CPC
  • B21C23/28
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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B21Mechanical metalworking B21CMANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL B21C23/00Extruding metal Impact extrusion

Current Industry

B21C23/28on intermittently-operating extrusion presses
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    3875782
    • Patent number 3,875,782
    • Issue date Apr 8, 1975
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    3203216
    • Patent number 3,203,216
    • Issue date Aug 31, 1965
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    2836295
    • Patent number 2,836,295
    • Issue date May 27, 1958
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    2828859
    • Patent number 2,828,859
    • Issue date Apr 1, 1958
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    2782921
    • Patent number 2,782,921
    • Issue date Feb 26, 1957
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    1838606
    • Patent number 1,838,606
    • Issue date Dec 29, 1931
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents