underground coal deepest

  • Which is the deepest mine in India? - Indian Minerology

    Dec 14, 2016 · Which is the deepest mine in India? Mining is all about who well you can dig and how deep you can dig to get the desired mineral. In the process, India have also evolved to innovate methods to dig deep and have constructed one of the world's deepest mines.

  • deepest shaft in british coalfields | Coal, Colliery and ...

    Jun 18, 2011 · John i've just been on one of the (Expert ) websites as you call them they are all arguing as to which was the deepest coal mine in britain there have been upto a dozen nominations i have my own views but you lot worked the pits in this country so i would like you to tell me your ideas

  • Hot environment - estimation of thermal comfort in deep ...

    2012 Coal Operators' Conference The University of Wollongong 16 – 17 February 2012 241 HOT ENVIRONMENT- ESTIMATION OF THERMAL COMFORT IN DEEP UNDERGROUND MINES Shugang Wang1, Ting Ren2, Tengfei Zhang1, Yuntao Liang3 and Zhe Xu1 ABSTRACT: Underground mines are a special type of environment which requires significant attention since they directly relate to miners‟ .

  • How is oxygen transported to people working in underground ...

    Jan 14, 2017 · For a relatively shallow underground Mines depth around 100–200m, we construct two vertical shafts. One is for intake while the other serves as an outlet for air.. Both of them are connected below ground by means of a horizontal shaft or tunnel. D...

  • Coal mining in America's heartland | DW DocumentaryClick to view on Bing42:26

    Aug 16, 2018 · But the documentary also ventures beyond the coal mines to uncover the lesser-known sides of this Appalachian state - from snake-handling Pentecostal churches to the bluegrass and mountain ballads ...