TREA

Gerhard Kulessa

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  • Mulheim, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Multi-stand rolling mill of the longitudinal elongator kind for rod...
    • Patent number 8,677,794
    • Issue date Mar 25, 2014
    • Danieli & C. Officine Meccaniche SpA
    • Ettore Cernuschi
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Process for the production of seamless tubes
    • Patent number 6,089,066
    • Issue date Jul 18, 2000
    • Mannesmann AG
    • Ettore Cernuschi
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Multi-stand roll train
    • Patent number 5,548,988
    • Issue date Aug 27, 1996
    • Mannesmann Aktiengesellschaft
    • Manfred Proske
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents