The wall filling method is a dry filling method for mining extremely thin veins. In the process of mining, the ore and surrounding rock are respectively collapsed, and the ore is collected and discharged through the well. The collapsed waste stone remains in the goaf for filling, supporting the surr
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Model NO.: BKGVR-01 Thread Position of Valve Rod: Inside Gate Valve Usage: Flow Control
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Model NO.: TYA-50 Trademark: ZHONGNENG Origin: Chongqing, China
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Model NO.: OEM Runner: Cold Runner Design Software: Ug /PRO-E /Autocad
Model NO.: HS-S70 Condition: New Weight: 15 Kg Power
Model NO.: JX18B018 Application: Steel Structure Finish: Dacromet
Mining is one of Australia's pillar industries and traditional industries. The level of mechanical equipment, information management and safety management of Australian mining technology is leading the world. Lead zinc ore to Australia, for example, in terms of the organization of the mine, min