Yield pillar design under strong roof, weak coal, and weak floor condition in US longwall mining - a case study : Peng, S S; Tsang P Strata Control in Deep Mines: Proc 11th Plenary Scientific Session of the International Bureau of Strata Mechanics, World Mining Congress, Novosibirsk, 5–9 June 1989P13–29. Publ Rotterdam: A A Balkema, 1990

• Publisher: Elsevier Science
• Year: 1991
• Tongue: English
• Weight: 119 KB
• Volume: 28
• Category: Article
• ISSN: 0148-9062
• DOI: 10.1016/0148-9062(91)93142-s