 | 1827 - 600 pages
...consequently where it can be procured at a reasonable price, it is commonly preferred. From the trials of Mr. Watt, it appears that a bushel of Newcastle coals, which weigh, on an average, 84 pounds, will convert from eight to twelve cubic feet of water into steam,... | |
 | Samuel Frederick Gray - 1828 - 1118 pages
...consequently where it can be procured at a reasonable price, it is commonly preferred. From the trials of Mr. Watt, it appears that a bushel of Newcastle coals, which weigh, on an average, eightyfour pounds, will convert from eight to twelve cubic feet of water into... | |
 | Samuel Frederick Gray, Arthur Livermore Porter - 1830 - 482 pages
...consequently, where it can be procured at a reasonable price, it is commonly preferred. From the trials of Mr. Watt, it appears that a bushel of Newcastle coals, which weigh, on an average, eighty-four pounds, will convert from eight to twelve cubic feet of water into... | |
 | Samuel Frederick Gray - 1830 - 480 pages
...consequently, where it can be procured at a reasonable price, it is commonly preferred. From the trials of Mr. Watt, it appears that a bushel of Newcastle coals, which weigh, on an average, eighty-four pounds, will convert from eight to twelve cubic feet of water into... | |
 | Luke Hebert - 1835 - 816 pages
...preferred for forges and furnaces, as they bum slowly, and afford a strong and long continued heat. From the experiments of Mr. Watt, it appears that a bushel of Newcastle coal, which weighs about 84 Ibs. is competent to convert from 8 to 12 cubic feet of water into steam,... | |
 | 1835 - 826 pages
...consequently, where it can be procured at a reasonable price, it is commonly preferred. From the trials of Mr. Watt, it appears that a bushel of Newcastle coals, which weigh, on an average, eighty-four pounds, will convert from eight to twelve cubic feet of water into... | |
 | Luke Hebert - 1836 - 814 pages
...preferred for forges and furnaces, as they burn slowly, and afford a strong and long continued heat. From the experiments of Mr. Watt, it appears that a bushel of Newcastle coal, which weighs about 84 Ibs. is competent to convert from 8 to 12 cubic feet of water into steam,... | |
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Caking coal gives out a great quantity of heat, and, with attention, burns a long time; consequently, where it can be procured at a reasonable price, it is commonly preferred. From the trials of Mr. Watt, it appears that a bushel of Newcastle coals, which... 