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The use of large mine cars in the Ruhr
Glebe, E. - 1947
Persistent link: https://www.econbiz.de/10001534455
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Development possibilities of large mine cars
Schäfer, E. - 1947
Persistent link: https://www.econbiz.de/10001534458
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Track standards
1949
Persistent link: https://www.econbiz.de/10001534459
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The three-cylinder steam winding engine
Presser, H. - 1947
Persistent link: https://www.econbiz.de/10001534460
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Methods of fitting winding ropes and balance ropes
1947
Persistent link: https://www.econbiz.de/10001534462
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Designs for air locks in shafts
Braunfeld, K. - 1947
Persistent link: https://www.econbiz.de/10001534463
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Mechanical decking of cages
Muller, Arnold - 1947
Persistent link: https://www.econbiz.de/10001534465
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Germania mine - central shaft
1947
Persistent link: https://www.econbiz.de/10001534466
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The efficient utilisation of shaft space
Schäfer, Hermann - 1947
Persistent link: https://www.econbiz.de/10001534468
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Utilisation of low grade fuels in steam generating plants
Vogel, Walter - 1947
Persistent link: https://www.econbiz.de/10001534473