Cognition on Hi-tech Heavy-duty Hydraulic Support Research in China

In this article,the writer summarizes the localization of hi-tech heavy-duty hydraulic supports used in safe,high efficiency integration mining work faces in some key coal mines.It dissertates from four aspects of the present technical state: the product design,manufacturing technics,examine criterion and general capability,introduces generalization and application state and research and probes into development prospect of hi-tech heavy-duty hydraulic supports.