Bulletin, 325-329. sayılarU.S. Government Printing Office, 1949 |
Kitabın içinden
100 sonuçtan 1-5 arası sonuçlar
Sayfa 29
... method of doing this would be to grind the coal to a certain fineness and float it successively on solutions of potas ... methods . Notwithstanding the probability , implied above , that sulphur does not have a great deal to do with the ...
... method of doing this would be to grind the coal to a certain fineness and float it successively on solutions of potas ... methods . Notwithstanding the probability , implied above , that sulphur does not have a great deal to do with the ...
Sayfa 100
... methods undeterminable ; it is simply assumed that they are present . The heat loss due to each combustible gas in the as- sumed composition of flue gases is computed by the following 100 A STUDY OF FOUR HUNDRED STEAMING TESTS .
... methods undeterminable ; it is simply assumed that they are present . The heat loss due to each combustible gas in the as- sumed composition of flue gases is computed by the following 100 A STUDY OF FOUR HUNDRED STEAMING TESTS .
Sayfa 108
... methods of measuring minute traces of hydrogen and hydrocarbons will be a It was fortunately found that John Perry had done much excellent , but mathematically involved , work on this subject ; an account of it is given in his book ...
... methods of measuring minute traces of hydrogen and hydrocarbons will be a It was fortunately found that John Perry had done much excellent , but mathematically involved , work on this subject ; an account of it is given in his book ...
Sayfa 119
... methods will be used and applied to actual boiler tests to show how closely the formula fits actual performances . An ordinary locomotive boiler evaporates about 11.65 pounds of water ( equivalent evaporation from and at 212 ° F. ) per ...
... methods will be used and applied to actual boiler tests to show how closely the formula fits actual performances . An ordinary locomotive boiler evaporates about 11.65 pounds of water ( equivalent evaporation from and at 212 ° F. ) per ...
Sayfa 122
... methods of calculating the heat absorbed on the same basis , making them comparable . As 0.291 B. t . u . was absorbed from the gases by the first half foot . the temperature was reduced 0.291 0.24 × 0.00547 - 222 ° F .; the elevation ...
... methods of calculating the heat absorbed on the same basis , making them comparable . As 0.291 B. t . u . was absorbed from the gases by the first half foot . the temperature was reduced 0.291 0.24 × 0.00547 - 222 ° F .; the elevation ...
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Alaska Arkansas auriferous average basin beach beam bed rock bench Bendeleben Mountains boiler efficiency bowlders Cape Nome carbon cent Chickaloon chloritic clay clinker coal bed coal field coastal plain Collier combustion-chamber temperature creek bed curve deposits district ditch Drill hole dry coal east efficiency 72 fault feet thick formation Fort Smith fossils furnace Geological Survey geology granite gravel greenstone Gulch Hartshorne hydrogen inches Kigluaik Kigluaik Mountains Kougarok limestone lower Matanuska Matanuska River material miles mineral mining Mountains mouth Neuropteris Niukluk River Nome group Norton Bay Norton Bay regions Number of tests Ophir Creek outcrop pay streak placer gold Port Clarence pound of combustible pounds of dry probably quartz ratio reconnaissance reported River sample sand sandstone schist Seward Peninsula shaft Shale Shale roof shows slope Spadra stream surface tion tributary U. S. Geol upper valley veins
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