Bulletin, 325-329. sayılarU.S. Government Printing Office, 1949 |
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75 sonuçtan 1-5 arası sonuçlar
Sayfa 28
... mineral constituents in the ash as will form a fusible mixture . It must be remembered that the fineness of subdivision and the dis- tribution of the minerals throughout the coal are probably as impor- tant as the temperature and ...
... mineral constituents in the ash as will form a fusible mixture . It must be remembered that the fineness of subdivision and the dis- tribution of the minerals throughout the coal are probably as impor- tant as the temperature and ...
Sayfa 180
... mineral ash in the cell walls . CLINKER . A term used herein to designate the more or less molten portions of ash ( including some carbon ) drawn from the grate and ash pit . CO . Abbreviation for carbon monoxide . CO2 . Abbreviation ...
... mineral ash in the cell walls . CLINKER . A term used herein to designate the more or less molten portions of ash ( including some carbon ) drawn from the grate and ash pit . CO . Abbreviation for carbon monoxide . CO2 . Abbreviation ...
Sayfa 197
... Mineral Resources , ( 6 ) Water - Supply and Irrigation Papers , ( 7 ) Topographic Atlas of United States - folios and separate sheets thereof , ( 8 ) Geologic Atlas of United States- folios thereof . The classes numbered 2 , 7 , and 8 ...
... Mineral Resources , ( 6 ) Water - Supply and Irrigation Papers , ( 7 ) Topographic Atlas of United States - folios and separate sheets thereof , ( 8 ) Geologic Atlas of United States- folios thereof . The classes numbered 2 , 7 , and 8 ...
Sayfa 198
... Mineral analyses from the laboratories of the tabulated by F. W. Clarke , Chief Chemist . B 228 Analyses of rocks ... minerals and water solutions , with special reference to geologic phe- nomena , by E. C. Sullivan . 1907. 69 pp . B 316 ...
... Mineral analyses from the laboratories of the tabulated by F. W. Clarke , Chief Chemist . B 228 Analyses of rocks ... minerals and water solutions , with special reference to geologic phe- nomena , by E. C. Sullivan . 1907. 69 pp . B 316 ...
Sayfa 49
... mineral product of this part of Arkansas , though natural gas , shale , and building stone are also utilized . Prospecting has thus far failed to demonstrate the presence of valuable oil - bearing sands . Coal beds large enough to be ...
... mineral product of this part of Arkansas , though natural gas , shale , and building stone are also utilized . Prospecting has thus far failed to demonstrate the presence of valuable oil - bearing sands . Coal beds large enough to be ...
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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
Popüler pasajlar
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