2012•Coal Mine MachineryRequires access
Development Construction of Screw Drill Detection Device in Coal Mine
Qiao Xiao-hong
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Abstract
The establishment of a simulation test bed screw drill and complete actual condition of performance of screw drill testing of function.The research established for test rig with a small diameter screw drill coal production and application technology to provide the necessary means of detection,so as to further promote china coal mine directional drilling technology,drilling technology and equipment to enhance level laid basis.