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J4 ›› 2002, Vol. 10 ›› Issue (4): 22-25.
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LU Aizhen ,DU Yunlong ,XIU Xinmin
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Abstract:
After being used for a long time ,the main chute can not work properly for it s internal shaft wall has been dest royed by the shock of ores. In this paper ,combined with the design and practice ,a simple and useful methed of main chute reinforcement is int roduced ,and it has been proved to be fit for the application requirement.
Key words: main chute, reinforced concrete support, practice
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LU Aizhen ,DU Yunlong ,XIU Xinmin. REINFORCEMENT PRACTICE OF 1 # MAIN CHUTE IN ONE MINE[J].J4, 2002, 10(4): 22-25.
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