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作者:Tri Karian , Akihiro Hamanaka ...
来源:[J].International Journal of Coal Science & Technology, 2016, Vol.3 (3), pp.311-321
摘要:Abstract(#br)Almost all the coal is produced from open cut mines in Indonesia. As a consequence of open cut mine application, a great deal of coal is left out in the highwalls of the mined-out pits. Highwall mining systems can be used to recover this coal. The use of highwall min...
作者:Tri Karian , Hideki Shimada ...
来源:[J].International Journal of Geosciences, 2016, Vol.7 (3), pp.280-300
摘要:Maintaining stability aswell as optimizing recovery of crown pillar, a pillar separating surface areawith the uppermost stope in overhand cut and fill underground mining method, isimportant. Failures in stope may lead to crown pillar failures and causesurface subsidence. Increasi...
作者:Tri Karian , Akihiro Hamanaka ...
来源:[J].Geotechnical and Geological Engineering, 2016, Vol.34 (2), pp.671-678
摘要:Abstract(#br)The basic objectives of mine roadways are to provide sufficient cross sections to accommodate equipment, transport, personnel travel and ventilation. However, many roadways become damaged to the extent of needing maintenance, generally dinting, and in some cases...
作者:Tri Karian , Tsedendorj Amarsaikhan ...
来源:[J].Open Journal of Geology, 2015, Vol.5 (3), pp.144-155
摘要:Berau Basin, a sub-basinof Tarakan Basin, had been developed during Eocene to Miocene period. Rocks inBerau Basin consist of sedimentary, volcanic and igneous rocks aged fromPre-tertiary until Quaternary epoch. The youngest identified rock formation wasalluvial deposit consists o...

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