aring ma- tion, the gas and water, under high pressure, enter, PORTABLE WINCH. terial, forcing all the lighter stuff gradually to the The transfer of heavy material along the low, nar- by way of pipe A, the separating chamber B. The gas top and this, of course, is allowed to run down the row drifts… … chamber B into chamber D; but even should any gas escape into chamber D, it would be TOP VIEW OF MACHINE, TAKEN APART AND PACKED carried off through the pipe G to the suction IN TWO TRUNKS. PORTABLE WINCH FOR USE IN MINES.
Supplement · Curtiss · Concrete · Newcomb · Machine · American supplement · Scientific American · Rapid transit · Float chamber · American supplements · Variable numbers · Fourth dimension · Seedless dates · Siphon tube · Three dimensions
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