North of England Institute of Mining and Mechanical Engineers, Newcastle-upon-Tyne, North of England Institute of Mining and Mechanical Engineers, Newcastle-upon-Tyne. Report of the Committee upon mechanical coalcutting, 1905 · Newcastle-upon-Tyne · leaf 618
eing forced tocome along it, instead of scaling through the stowing. In conclusion, it has been proved in Germany that hydraulics owing can claim many advantages over hand stowing, and,at the same time, the cost is not prohibitive, as an averagecost would appear to be 6d. to Td. per ton in mines… … The. Nortti oritujlatuJ InsUUvU ofNuutu/ 4- N&chumcaU £Transactions. W8-J909. AndTReid * CompVLf Newcastle uptmT>n* DISCUSSION HYDRAULIC STOWING OF GOB. 129 The President (Mr. T. E. Forster) said that the subject ofthe paper was probably becoming of increased importance,although he did not think…
Mineral industries · Mechanical engineering
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