Bulletin, 325-329. sayılarU.S. Government Printing Office, 1949 |
Kitabın içinden
100 sonuçtan 1-5 arası sonuçlar
Sayfa 11
... indicate the number of tests considered in determining the position of the points near which they are placed . In fig . 1 curve No. 1 is high for low rates of coal consumption , because it is hard to keep down the air supply . Curve No ...
... indicate the number of tests considered in determining the position of the points near which they are placed . In fig . 1 curve No. 1 is high for low rates of coal consumption , because it is hard to keep down the air supply . Curve No ...
Sayfa 15
... indicate which coordinate scales are to be used with each curve . Fig . 5 is based on about two hundred tests of coals from all parts of the country . It is not true to any great extent that the better coals are represented more in some ...
... indicate which coordinate scales are to be used with each curve . Fig . 5 is based on about two hundred tests of coals from all parts of the country . It is not true to any great extent that the better coals are represented more in some ...
Sayfa 21
... indicate which coordinate scales are to be used with each . These thirty analyses were made at inter- vals of twenty minutes , on flue gases from the base of the stack , the combustion - chamber gases having been diluted with air by ...
... indicate which coordinate scales are to be used with each . These thirty analyses were made at inter- vals of twenty minutes , on flue gases from the base of the stack , the combustion - chamber gases having been diluted with air by ...
Sayfa 22
... indicated by curve No. 4 of fig . 14 ) has been reached . Of course the composition of the gases as affected by ... indicates that at higher furnace temperatures the boiler absorbs a slightly 95 PER CENT OF CO IN FLUE GASES greater ...
... indicated by curve No. 4 of fig . 14 ) has been reached . Of course the composition of the gases as affected by ... indicates that at higher furnace temperatures the boiler absorbs a slightly 95 PER CENT OF CO IN FLUE GASES greater ...
Sayfa 39
... indicates that an ash in- crease of 1 per cent causes a drop in efficiency of about 2 per cent , whereas the upper curve indicates a general drop of about 0.5 per cent in efficiency for each per cent of ash , or only one - fourth as ...
... indicates that an ash in- crease of 1 per cent causes a drop in efficiency of about 2 per cent , whereas the upper curve indicates a general drop of about 0.5 per cent in efficiency for each per cent of ash , or only one - fourth as ...
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Sık kullanılan terimler ve kelime öbekleri
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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