𝔖 Bobbio Scriptorium

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Theory and application of controllable hydrofracturing techniques to control hard roof collapse in Datong coal mine : Sun Guangzhong; Wang Jie; Zhang Wenbin Proc international symposium on modern mining Technology, Taian, October 1988 P271–277. Publ Taian: Shandong Institute of Mining and Technology, 1988

Publisher: Elsevier Science
Year: 1990
Tongue: English
Weight: 111 KB
Volume: 27
Category: Article
ISSN: 0148-9062
DOI: 10.1016/0148-9062(90)94947-r

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