Coal formationJun 23, 2009 - 00:05:34Designing a system of mining to suit the split seams in the Northumberland coal field. Analysing the smal...View more
Transcript -- Coal formationJun 23, 2009Transcript -- Designing a system of mining to suit the split seams in the Northumberland coal field. Anal...View more
Open cast minesJun 23, 2009 - 00:01:42A fault is an underground hazard. By drilling a series boreholes, miners start the safe development of an...View more
Transcript -- Open cast minesJun 23, 2009Transcript -- A fault is an underground hazard. By drilling a series boreholes, miners start the safe dev...View more
Oil in sand and shaleJun 23, 2009 - 00:07:53How to get crude oil from the Athabasca oil sands and from Colorado oil shale - among the world's largest...View more
Transcript -- Oil in sand and shaleJun 23, 2009Transcript -- How to get crude oil from the Athabasca oil sands and from Colorado oil shale - among the w...View more