Application of Composite Convey Drilling Cutting Technology in Soft and Outburst Seam

Abstract:

The analysis was made on the theory features and technological parameters of composite convey drilling cutting technology; and the matching equipments, application conditions of that in soft and were introduced. The good application effect was obtained with composite convey drilling cutting technology in soft and.

Key words:soft and outburst seam; composite convey drilling cutting technology; drilling technology