The Popular Science Monthly, Volumen40D. Appleton, 1892 |
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Página 15
... feet high , in which to test this idea . The furnace had two tuyères , one above the other , the upper one to melt the stock , and the lower to convey the blast into the metal . He began his experi- ments in October , 1847 , but was ...
... feet high , in which to test this idea . The furnace had two tuyères , one above the other , the upper one to melt the stock , and the lower to convey the blast into the metal . He began his experi- ments in October , 1847 , but was ...
Página 16
... feet long and three eighths of an inch square . I kept this bar for exhibition , and was frequently asked for a small piece , which I readily gave , until it was reduced to a length of a few inches . This piece I have still in my ...
... feet long and three eighths of an inch square . I kept this bar for exhibition , and was frequently asked for a small piece , which I readily gave , until it was reduced to a length of a few inches . This piece I have still in my ...
Página 25
... feet square ; it was divided by a partition into two rooms , A and B , of equal size , and each about eighteen feet high . At the rear of this building was a lean - to shed , C ; d is an entrance to this shed from without ; x , a door ...
... feet square ; it was divided by a partition into two rooms , A and B , of equal size , and each about eighteen feet high . At the rear of this building was a lean - to shed , C ; d is an entrance to this shed from without ; x , a door ...
Página 32
... feet in length , which is carried on rollers driven by power to the " cutting - off saws , " which divide it into four rails of thirty feet in length , and the two extreme ends of the original rail , called " crop ends , " are about ...
... feet in length , which is carried on rollers driven by power to the " cutting - off saws , " which divide it into four rails of thirty feet in length , and the two extreme ends of the original rail , called " crop ends , " are about ...
Página 37
... feet in width and 363 feet long , the rollers being driven by power . This mill can roll plates • 1 H three inches thick and 115 inches wide , or sheets. AMERICAN INDUSTRIES SINCE COLUMBUS . 37.
... feet in width and 363 feet long , the rollers being driven by power . This mill can roll plates • 1 H three inches thick and 115 inches wide , or sheets. AMERICAN INDUSTRIES SINCE COLUMBUS . 37.
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