Geophysical And Geotechnical Investigation Of The Effect Of Blasting And Open Cast Mining On Worked-out Underground Mines And Modes Of Failure Of These Workings
To make the method of coalmining known as 'strip-mining' economically viable extremely large amounts of explosive need co be detonated in any one particular blast. This is to ensure enough rock is broken co keep the large earthmoving machinery, used in this type of mining, productive....
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| Format: | Others |
| Language: | en |
| Published: |
2015
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| Online Access: | http://hdl.handle.net/10539/16665 |