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Research and Analysis on the Retrofit Design of Caving Coal Hydraulic Support
Abstract:
The low caving coal hydraulic support can be transformed into standing shield hydraulic support which is mining full height in order to adapt to the change of mining conditions. On the basis of the analysis of the key elements of retrofit design, transformation practice of specific type of hydraulic support is carried out. The result shows that retrofit design is effective and has an important practical value .
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915-918
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Online since:
April 2014
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© 2014 Trans Tech Publications Ltd. All Rights Reserved
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