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Hans Rommen

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  • Dormagen, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Apparatus for hydrostatic bracing of a roll in a rolling mill
    • Patent number 4,996,858
    • Issue date Mar 5, 1991
    • SMS Schloemann-Siemag Aktiengesellschaft
    • Erich Stoy
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Apparatus for removal of scale from hot-rolled steel strip
    • Patent number 4,862,570
    • Issue date Sep 5, 1989
    • SMS Schloemann-Siemag Aktiengesellschaft
    • Wilfried Bald
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Multipurpose rolling mill
    • Patent number 4,841,761
    • Issue date Jun 27, 1989
    • SMS Schloemann-Siemag Aktiengesellschaft
    • Erich Stoy
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Steel strip descaler
    • Patent number 4,831,854
    • Issue date May 23, 1989
    • SMS Schloemann-Siemag Aktiengesellschaft
    • Wilfried Bald
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Six-high roll stand with offset inner backup rolls
    • Patent number 4,712,416
    • Issue date Dec 15, 1987
    • SMS Schloemann-Siemag AG
    • Hans Rommen
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Roll stand with braced and offset working rolls
    • Patent number 4,631,948
    • Issue date Dec 30, 1986
    • SMS Schloemann-Siemag AG
    • Wilfried Bald
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Six-high rolling stand
    • Patent number 4,615,202
    • Issue date Oct 7, 1986
    • SMS Schloemann-Siemag AG
    • Erich Stoy
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Four-high roll stand with offset working rolls
    • Patent number 4,598,566
    • Issue date Jul 8, 1986
    • SMS Schloemann-Siemag AG
    • Wilfried Bald
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Six-high roll stand with braced and removable working rolls
    • Patent number 4,563,888
    • Issue date Jan 14, 1986
    • SMS Schloemann-Siemag AG
    • Wilfried Bald
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Six-high rolling stand
    • Patent number 4,543,810
    • Issue date Oct 1, 1985
    • SMS Schloemann-Siemag AG
    • Erich Stoy
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Changing rolls in six-high roll stand
    • Patent number 4,510,783
    • Issue date Apr 16, 1985
    • SMS Schloemann-Siemag AG
    • Hans Rommen
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...