The Technical World Magazine, Volume 22Technical World Company, 1914 |
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Page 335
... steel making to tell why this is so , but it is true that when the war began , the steel business of the United States came very near to stopping . One of the elements in Bessemer steel is ferromanganese . We had obtained this mainly ...
... steel making to tell why this is so , but it is true that when the war began , the steel business of the United States came very near to stopping . One of the elements in Bessemer steel is ferromanganese . We had obtained this mainly ...
Page 583
... steel plate of one - half inch . in thickness is set upright in the bottom of the tank representing the side of a steel ship , and , approaching this by means of a propeller , the force of the four huge magnets clamps the diving bell ...
... steel plate of one - half inch . in thickness is set upright in the bottom of the tank representing the side of a steel ship , and , approaching this by means of a propeller , the force of the four huge magnets clamps the diving bell ...
Page 889
FOUR STEEL PINS HOLD TRAFFIC After the old pins were cut in halves sledge . 889 lars , was a great engineering success . Even conservative bridge engineers , hardened to the sight of imposing structures of concrete and steel , have said ...
FOUR STEEL PINS HOLD TRAFFIC After the old pins were cut in halves sledge . 889 lars , was a great engineering success . Even conservative bridge engineers , hardened to the sight of imposing structures of concrete and steel , have said ...
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