Stability controlling method of double-pressure-relief constant resistance supporting surrounding rock for small coal pillar gob-side driving entry
A technology of stability control and small coal pillars, applied in pillars/supports, earthwork drilling, mining equipment, etc., can solve the problems of increased support costs, complicated processes, and ordinary bolts cannot provide deformation, etc. The effect of blasting disturbance and improving stability
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[0027] In order to enable those skilled in the art to better understand the solution of the present application, the technical solution in the embodiment of the application will be clearly and completely described below in conjunction with the accompanying drawings in the embodiment of the application. Obviously, the described embodiment is only It is an embodiment of a part of the application, but not all of the embodiments. Based on the embodiments in this application, all other embodiments obtained by persons of ordinary skill in the art without creative efforts shall fall within the protection scope of this application.
[0028] It should be noted that the terms "first" and "second" in the description and claims of the present application and the above drawings are used to distinguish similar objects, but not necessarily used to describe a specific sequence or sequence. It should be understood that the data so used may be interchanged under appropriate circumstances for th...
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