TREA

Instytut Obrobki Plastycznej

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  • Poznan, PL
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Patents Grantslast 30 patents

  • Information Patent Grant

    Upsetting device
    • Patent number 6,581,432
    • Issue date Jun 24, 2003
    • Instytut Obrobki Plastycznej
    • Tadeusz Rut
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Apparatus for forging of crankshafts in presses
    • Patent number 4,646,551
    • Issue date Mar 3, 1987
    • Instytut Obrobki Plastycznej
    • Tadeusz Rut
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Forging device
    • Patent number 4,438,644
    • Issue date Mar 27, 1984
    • Instytut Obrobki Plastycznej
    • Tadeusz Rut
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method and apparatus for forging crank throws
    • Patent number 4,272,979
    • Issue date Jun 16, 1981
    • Instytut Obrobki Plastycznej
    • Tadeusz Rut
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method and devices for forging single crank throws of semi-built up...
    • Patent number 4,041,755
    • Issue date Aug 16, 1977
    • Instytut Obrobki Plastycznej
    • Tadeusz Rut
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents