XuXueFeng

This paper analyzes the product overview of domestic hydraulic open-pit drill jumbo, tunneling drill jumbo, bolting drill jumbo, mining drill jumbo and guide rail hydraulic rock drill, lists the manufacturers and product models of these products, puts forward development suggestions for hydraulic

Based on data on Internet and promoting materials from Montabert, the paper studies the structures and technical characteristics of hydraulic drifters from Montabert. It highlights the technical characteristics of the blank firing and brake structure, composite piston, shape of the progressive

This paper gives the definition of the rock drilling jumbo for tunnel and describes China's manufacturers of rock drilling jumbos for tunnel and models of their products. The rock drilling jumbos are divided into 2 classes herein: jumbos with the usage report and jumbos without the usage report.