Discussion on Construction Technology with Rotary Drilling Rig and Polymer Slurry

详细信息   
摘要
The paper briefly described the characteristics of polymer slurry based on the analysis on the wall protection mechanism of polymer slurry.Preparation,recycling,purification and discharging method of polymer slurry were summed up,and the layout of slurry circulation system was optimized.According to the engineering practice,some rotary drilling problems necessary to pay attention and the treatment methods were pointed out. 

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