Výsledky vyhledávání - "Duc Hai DUONG"

Applying Artificial Pillar to Replace the Coal Pillar Protecting Roadway to Increase Production Efficiency and Sustainable Development in the Vietnamese Coal Industry

Autor: Van Cuong DINH, Anh Tuan NGUYEN, Van Thanh TRAN, Thi Hoai Nga NGUYEN, Duc Hai DUONG

Publikováno v: Inżynieria Mineralna. 1

Vietnam's domestic coal production is growing fast and is expected to reach 68.9 million tonsin 2030, nearly 1.5 times higher than today. Open-pit mines will gradually reduce production and close,and underground mining coal output will increase progr

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::179323398a3804f6cb72185eed5f69fe
https://doi.org/10.29227/im-2021-02-56

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