TREA

Ivan N. Potapov

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  • Moscow, SU
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Patents Grantslast 30 patents

  • Information Patent Grant

    Pilger mill stand
    • Patent number 4,660,400
    • Issue date Apr 28, 1987
    • Moskovsky Institut Stali i Splavov
    • Ivan N. Potapov
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Working mandrel and method of rolling elongate hollow pieces in a m...
    • Patent number 4,487,049
    • Issue date Dec 11, 1984
    • Dnepropetrovsky Metallurgichesky Institut
    • Valentin N. Danchenko
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Stand of cold tube-rolling mill
    • Patent number 4,237,714
    • Issue date Dec 9, 1980
    • Petr I. Polukhin
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Method for pilger rolling of tubes and mill for effecting same
    • Patent number 4,184,352
    • Issue date Jan 22, 1980
    • Moskovsky Institut Stali i Splavov
    • Ivan N. Potapov
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...