Mikhail Pavlovich Koval

Person

  • Kyiv, UA

Patents Grantslast 30 patents

  • Information Patent Grant

    Method of magnetically impelled arc butt welding

    • Patent number 6,211,489
    • Issue date Apr 3, 2001
    • E.O. Paton Electric Welding Institute of the National Academy of Sciences of...
    • Sergei Ivanovich Kuchuk-Yatsenko
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR