Handbook of construction plant, its cost and efficiency (1914)
Dana, Richard Turner, 1876-1928 · Chicago, The M. C. Clark Publishing Co. · leaf 157
nces. There is a dearthof practical information on this subject; even the manufacturersappear to lack a good deal of important data, and it will be usefulif readers are led to contribute results of their own experience.It is obviously a subject in which experiences may differ widelyunder varying… … p*^pf--* CONVEYORS 153 Push or Brag- Conveyors. Among the conveyors of this type are the screw, the scraper,and the reciprocating-. All of them have the advantage that ma-terial can be discharged without complicated machinery, at anydesired point, which makes them especially useful for the…
Contractors' operations · Building
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