%0 Journal Article %T Design and Experimental Study of Negative Pressure Spiral Separation and Reduction Device for Drilling Holes %A Ren, Xiangang %A Huang, Yongchen %A Zhang, Bo %A Wang, Zhuo %J Machines %V 12 %N 6 %@ 2075-1702 %D 2024-06-12 %I Multidisciplinary Digital Publishing Institute %~ DeepDyve