Mining process and device for relieving ground pressure impact tendency
The invention discloses a mining process and a mining device for relieving ground pressure impact tendency, and relates to the technical field of coal mining, the mining process comprises the following steps: a working face coal mining system is arranged on a working face, the working face coal mini...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention discloses a mining process and a mining device for relieving ground pressure impact tendency, and relates to the technical field of coal mining, the mining process comprises the following steps: a working face coal mining system is arranged on a working face, the working face coal mining system comprises a hydraulic support, a coal mining machine and a scraper conveyer, the coal mining machine is installed above the scraper conveyer, and the hydraulic support is installed on the working face; the scraper conveyer is installed on the front side of the hydraulic support, and the hydraulic support comprises a shield type support and a filling hydraulic support. The mining technology has the beneficial effects that the length of the working face of the mining technology can be longer, the hydraulic support is formed by mixing the shield support and the filling hydraulic support, the shield support and the filling hydraulic support follow up and support in time after a coal mining machine cuts, meanw |
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