TREA

Karl Heinz Plester

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  • Lunen, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Hydraulic ram
    • Patent number 4,549,469
    • Issue date Oct 29, 1985
    • Gewerkschaft Eisenhutte Westfalia
    • Karl-Heinz Plester
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Telescopic support props for mineral mining
    • Patent number 4,523,512
    • Issue date Jun 18, 1985
    • Gewerkschaft Eisenhutte Westfalia
    • Heinz Hessel
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Fixing bridge
    • Patent number 4,465,407
    • Issue date Aug 14, 1984
    • Gewerkschaft Eisenhutte Westfalia
    • Karl H. Plester
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Hydraulic ram
    • Patent number 4,457,212
    • Issue date Jul 3, 1984
    • Gewerkschaft Eisenhutte Westfalia
    • Eberhart Unger
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Mineral mining installation
    • Patent number 4,449,859
    • Issue date May 22, 1984
    • Gewerkschaft Eisenhutte Westfalia
    • Gunter Terhorst
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Devices for limiting the stroke of a hydraulic ram used in mining a...
    • Patent number 4,379,424
    • Issue date Apr 12, 1983
    • Gewerkschaft Eisenhutte Westfalia
    • Harry Rosenberg
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Mineral mining installation
    • Patent number 4,227,833
    • Issue date Oct 14, 1980
    • Gewerkschaft Eisenhutte Westfalia
    • Karl-Heinz Plester
    • E21 - EARTH DRILLING MINING