TREA

Bochumer Eisenhutte Heintzmann & Company

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Organization

  • Bochum, DT
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Method of and apparatus for lining a tunnel
    • Patent number 4,038,829
    • Issue date Aug 2, 1977
    • Bochumer Eisenhutte Heintzmann & Company
    • Dieter Moebus
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Pit prop assembly
    • Patent number 4,028,898
    • Issue date Jun 14, 1977
    • Bochumer Eisenhutte Heintzmann & Company
    • Gunter Blumenthal
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Pit prop assembly
    • Patent number 4,008,578
    • Issue date Feb 22, 1977
    • Bochumer Eisenhutte Heintzmann & Company
    • Gunter Blumenthal
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Hydraulic pit prop
    • Patent number 3,992,888
    • Issue date Nov 23, 1976
    • Bochumer Eisenhutte Heintzmann & Company
    • Hans-Ferdinand Bemmerl
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Excavation-roof support
    • Patent number 3,959,976
    • Issue date Jun 1, 1976
    • Bochumer Eisenhutte Heintzmann & Company
    • Gunter Blumenthal
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Apparatus for preventing cave-ins of excavations
    • Patent number 3,949,562
    • Issue date Apr 13, 1976
    • Bochumer Eisenhutte Heintzmann & Co.
    • Gunter Blumenthal
    • E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

  • Information Trademark

    72094456 - TH
    • Serial number 72094456
    • Registration number 736995
    • Filing date Apr 6, 1960
    • BOCHUMER EISENHUTTE HEINTZMANN & CO.
    • 6 - Common metals and their alloys