Results 71 to 80 of about 31,129 (166)

Present Situation and Issues of Coal and Coal Preparation in India

open access: yesJournal of MMIJ, 2008
ENDO, Hajime   +2 more
openaire   +2 more sources

Pilot tests of continuous gas extraction with improved L-shaped wells from mining and goaf areas. [PDF]

open access: yesSci Rep
Zhang J   +9 more
europepmc   +1 more source

Home - About - Disclaimer - Privacy