TianWei

The article covers certain improper methods and their harm during the operation and maintenance of Boomer 282 Drilling Rig from Epiroc, in order to catch equipment management personnel and operators attention and take some measures to correct.

The paper concerns a modular full-hydraulic rock drilling system. With its modular design, this rock drilling system can be combined easily according to the requirements of design to meet the demands of particular drilling and excavating of the tunnels. Operating on the pressurized fluid

Eprioc Group Company，an emerging company which is split from Sweden'S Atlas Copco，has independent businesses．The family of hydraulic rock drills features complete types and appropriate classification．In this paper,specifications of open-pit hydraulic rock drills from the company are introduced