Modern mechanism, exhibiting the latest progress in machines, motors, and the transmission of power, being a supplementary volume to Appletons' cyclopaedia of applied mechanics (1892)
Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 145
btedly one of thereasons which has delaved their introduction, and it is also feared that, although the cokemaile bv them mav be of good qualitv, there may be a prejudice against it. as it lacks the sil-verv appearance of the Connellsville coke. The Hon. Carroll D. Wright, United States… … as follows: coal. $1,219; labor, $0,357; officials and clerks, $0,028; supplies and repair^$0,058; taxes, $0,005: total. $1,067. The average ainouiit of coal necessary to make one ton(2,000 lbs.) of coke was 8.110 lbs. With these figures the results obtained with the improvedovens described in the…
Mechanical engineering
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