Bulletin, 325-329. sayılarU.S. Government Printing Office, 1949 |
Kitabın içinden
100 sonuçtan 1-5 arası sonuçlar
Sayfa 156
... described faults of the multitubular sampler would not be so serious when using coals high in " fixed carbon . " FLUE - GAS SAMPLER . Fig . 71 shows a design of a different form of flue - gas sampler which has been installed at the fuel ...
... described faults of the multitubular sampler would not be so serious when using coals high in " fixed carbon . " FLUE - GAS SAMPLER . Fig . 71 shows a design of a different form of flue - gas sampler which has been installed at the fuel ...
Sayfa 162
... described on pages 160-2 . The circulation is prompt in its changes and the values obtained vary considerably . The readings were taken by recording the number of revolutions in a fifteen - second interval opposite time figures , and ...
... described on pages 160-2 . The circulation is prompt in its changes and the values obtained vary considerably . The readings were taken by recording the number of revolutions in a fifteen - second interval opposite time figures , and ...
Sayfa 4
... described is situated in the western part of the State of Arkansas , adjoining the Indian Territory line , from which it extends eastward for 75 miles . Its general geographic position is shown in fig . 1 , and its outline and extent ...
... described is situated in the western part of the State of Arkansas , adjoining the Indian Territory line , from which it extends eastward for 75 miles . Its general geographic position is shown in fig . 1 , and its outline and extent ...
Sayfa 11
in Indian Territory will therefore be described as they occur in Arkansas . All the rocks herein described belong to the middle Carboniferous or Pennsylvanian series . They present a rather monotonous sequence of sandstones and shales ...
in Indian Territory will therefore be described as they occur in Arkansas . All the rocks herein described belong to the middle Carboniferous or Pennsylvanian series . They present a rather monotonous sequence of sandstones and shales ...
Sayfa 15
... described under the heading " Paleontology " ( pp . 31-35 ) , were obtained from some of the upper beds near Van Buren . These rocks have been prospected successfully at a number of places in the search for oil and gas . The natural gas ...
... described under the heading " Paleontology " ( pp . 31-35 ) , were obtained from some of the upper beds near Van Buren . These rocks have been prospected successfully at a number of places in the search for oil and gas . The natural gas ...
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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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