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  • What Are The Characteristics Of The Use Of The Tunnel Roof Support
    03-06 2020

    What Are The Characteristics Of The Use Of The Tunnel Roof Support

    The tunnel roof support is a steel support provided along the perimeter of the section during tunnel construction. The wood wedges are driven into the surrounding rocks every 100 to 150 cm, which can

  • Post Maintenance Of Tunnel Roof Support
    03-02 2020

    Post Maintenance Of Tunnel Roof Support

    Tunnel roof support according to the specific site conditions, the flexibility to choose model, structure form and the tent of u-shape set distance, correctly guiding the construction of the tunnel ro

  • Advantages Of Steel Mine Supports
    03-02 2020

    Advantages Of Steel Mine Supports

    Steel mine support is a kind of support tool widely used in mine roadway, and it has incomparable advantages in complex zone or loose coal roadway. The mine support has good mechanical properties, hig

  • Measures To Prevent Local Caving Of Mine Roof Support
    02-29 2020

    Measures To Prevent Local Caving Of Mine Roof Support

    With the continuous advance of the mining face with mine roof support, the area of stope roof control gradually increases. When the direct roof with a small thickness gradually collapses, while the ha

  • Use Case Of Steel Arch Support
    02-29 2020

    Use Case Of Steel Arch Support

    The advantages and disadvantages of the steel arch support lie in the use of the scene, the differences in each detail will affect the final advantages and disadvantages to play, combined with the act

  • The Support Function Of Tunnel Roof Support
    02-28 2020

    The Support Function Of Tunnel Roof Support

    The tunnel roof support can effectively reduce the occurrence of roof caving and strip side accidents, and improve the stability of mine ventilation system. The research on the popularization and appl

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