Télécharger le livre :  Theory and Method of Automatically Formed Roadway in Underground Mining

This book investigates in detail the theory and method of automatically formed mining roadway (AFR). The AFR method utilizes mining pressure and broken expansion characteristics of the collapsed rock mass in the gob to automatically form roadways, which changes the...
Editeur : Springer
Parution : 2024-10-19

Format(s) : PDF, ePub
168,79

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Télécharger le livre :  High Strength Support for Soft Surrounding Rock in Deep Underground Engineering

This book examines the field of surrounding rock control mechanisms and support technologies in underground engineering, and proposes a high-strength support system to address the complex conditions in underground engineering, such as high stress, extremely soft rocks,...
Editeur : Springer
Parution : 2020-03-02

Format(s) : PDF, ePub
94,94

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