Documentary on COAL: Mining, History and Future Outlook Commodity Culture 15:53 3 years ago 79 039 Далее Скачать
How Modern Coal Mining Works with Bravus Mining & Resources Aaron Witt 17:53 1 year ago 287 600 Далее Скачать
Unyielding Support - The vital role of CHOCKS in a Longwall mine Virtual Mining 0:45 1 year ago 29 644 Далее Скачать
How Coal Is Mined and Refined - Top Coal Mining Spots in the World - Documentaries Documentaries 44:00 6 years ago 104 897 Далее Скачать
Most Unique Machines Transforming Coal Mining: From Excavation to Refining Top Tech 10:24 2 days ago 455 Далее Скачать
Digging for Hope: Inside an Ohio coal mine TheColumbusDispatch 4:43 7 years ago 2 569 176 Далее Скачать
The Coal Mining Process Explained (in the 1940s) [HD] Modern Archive 3:25 2 years ago 262 Далее Скачать
Mining For Beginners - How Does a Metals and Mineral Mine Work? Energy and Mining Innovation 9:23 1 year ago 115 643 Далее Скачать
Where The Coal Comes From; How Coal Is Mined, Processed, And Shipped. (A Documentary) RailfanMicahTurner 53:46 1 year ago 68 902 Далее Скачать
Coal mining transportation process- Good tools and machinery make work easy Crafts people 0:10 1 year ago 119 890 Далее Скачать
Longwall Mining Operation - F.T.I. Pty Ltd F.T.I. Pty Ltd - Future Training Initiatives 1:45 11 years ago 157 777 Далее Скачать
Coal Miners in Industrial Revolution England | 1750s to Present: Unit 3 | World History Project OER Project 4:39 4 years ago 75 734 Далее Скачать
