ZLJ Underground Tunnel Drilling Machine construction boring and geological coring drilling. The drilling machine consists of main frame, gear box, rotary device
Underground Steel Arch Groud support ( U steel arch) and accessoriesIt is also a popular support way employed in the undergroundcoal mine.We ar
2019-12-02
DN Series Close Type Hydraulic Prop DescriptionDN Series Close Type Hydraulic PropDN Series Close type hydraulic prop is normally used for the roof support
2019-12-02
Open Type Hydrulic Prop Open Type Hydrulic PropDWseries open type hydraulic prop is normally used for the roof support of coal mining face indep
2019-12-02
Pneumatic Roof Bolters Pneumatic roof bolterMQT series pneumatic roof bolters are applicable to support with cable or bolt in coal laneway, hal
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