Open AccessSTUDY ON SAFETY OF COMBINED MINING OF EXTREMELY-NEAR LOCATED COAL BEDS IN DAANSHAN COAL MINE
Author(s) -
Junguang Wang,
Wang Pengjin,
Bing Li,
Li Cunzhou
Publication year - 2018
Publication title -
xxi vek: tehnosfernaâ bezopasnostʹ/xxi vek. tehnosfernaâ bezopasnostʹ
Language(s) - English
Resource type - Journals
eISSN - 2500-1582
pISSN - 2500-1574
DOI - 10.21285/2500-1582-2018-2-44-51
Subject(s) - coal mining , mining engineering , coal , geology , petroleum engineering , environmental science , waste management , engineering