. Canadian foundryman (1918). REAR VIEW OF MACHINE DETAIL OF SAND BLAST NOZZLES A hopper formed in the bot-;om of the cabinet receives thespent abrasive which is con-veyed to an elevator and rais-:o an abrasive separator overthe sand-blast machine, whichoy mechanically operatedscreens and strong exhaust, atone operation removes bothfine and coarse material whichpasses to a refuse bin, theeean, sharp abrasive for re-fuse being delivered to a stor-age bin for refilling the sand-bbst machine. The shells are simply placedin the chucks, which are so de-signed as to firmly hold the

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Keywords: ., bookcentury1900, bookdecade1910, booksubjec, booksubjectfoundries