TREA

Gunther Voswinckel

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  • Monchengladbach, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method for calibration of assel rollers
    • Patent number 5,649,440
    • Issue date Jul 22, 1997
    • Mannesmann Aktiengesellschaft
    • Gheorghe Arnautu
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method of longitudinal rolling of seamless pipe
    • Patent number 5,357,773
    • Issue date Oct 25, 1994
    • Mannesmann Aktiengesellschaft
    • Johann H. Rohde
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...