TREA

Josef Krings

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  • D-5138 Heinsberg-Oberbruch, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Trench sheeting device
    • Patent number 6,474,911
    • Issue date Nov 5, 2002
    • Josef Krings
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Trench falsework system
    • Patent number 5,902,075
    • Issue date May 11, 1999
    • Richter; Wolfgang
    • Josef Krings
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Housing for a support shoe in a trench falsework
    • Patent number 5,885,033
    • Issue date Mar 23, 1999
    • Wolfgang Richter
    • Josef Krings
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Trench falsework panel
    • Patent number 5,876,153
    • Issue date Mar 2, 1999
    • Wolfgang Richter
    • Josef Krings
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Trench falsework panel
    • Patent number 5,829,921
    • Issue date Nov 3, 1998
    • Wolfgang Richter
    • Josef Krings
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Joining arrangement
    • Patent number 5,725,330
    • Issue date Mar 10, 1998
    • Richter; Wolfgang
    • Josef Krings
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Support device for lining ditches
    • Patent number 5,197,829
    • Issue date Mar 30, 1993
    • Teska Verbautechnik GmbH
    • Josef Krings
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Support device for lining a ditch
    • Patent number 5,180,256
    • Issue date Jan 19, 1993
    • Teska Verbautechnik GmbH
    • Josef Krings
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Construction plate
    • Patent number 4,843,780
    • Issue date Jul 4, 1989
    • Josef Krings
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Cribbing device for trenches
    • Patent number 4,657,442
    • Issue date Apr 14, 1987
    • Krings International GmbH & Co. KG
    • Josef Krings
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Supporting beam for excavating, trenching or like construction appl...
    • Patent number 4,472,090
    • Issue date Sep 18, 1984
    • Josef Krings
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Ditch shoring unit
    • Patent number 4,376,599
    • Issue date Mar 15, 1983
    • Josef Krings
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Excavation or trenching plate
    • Patent number 4,372,709
    • Issue date Feb 8, 1983
    • Josef Krings
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Construction plate for a ditch construction device
    • Patent number 4,345,857
    • Issue date Aug 24, 1982
    • Josef Krings
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Excavating sheeting unit
    • Patent number 4,274,763
    • Issue date Jun 23, 1981
    • Josef Krings
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Support element for pipe ditches
    • Patent number 4,145,891
    • Issue date Mar 27, 1979
    • Josef Krings
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Bracing system glide shoe for trench sheeting equipment
    • Patent number 4,139,324
    • Issue date Feb 13, 1979
    • Josef Krings
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING