Bulletin, 325-329. sayılarU.S. Government Printing Office, 1949 |
Kitabın içinden
100 sonuçtan 1-5 arası sonuçlar
Sayfa 15
... amount of heat sup- posedly evolved increases . By reference to the lower curve of fig . 6 it will be seen that the volume of the gases of combustion from 1 pound of carbon is nearly constant whatever the air excess used , pro- viding ...
... amount of heat sup- posedly evolved increases . By reference to the lower curve of fig . 6 it will be seen that the volume of the gases of combustion from 1 pound of carbon is nearly constant whatever the air excess used , pro- viding ...
Sayfa 21
... amount of coal burned the less in percentage will this absorption amount to , so that the tem- perature at the last point of combustion is higher . 105 75 NO . I NO 2 NO . 3 1950 2050 2150 2350 2250 2450 2550 COMBUSTION - CHAMBER ...
... amount of coal burned the less in percentage will this absorption amount to , so that the tem- perature at the last point of combustion is higher . 105 75 NO . I NO 2 NO . 3 1950 2050 2150 2350 2250 2450 2550 COMBUSTION - CHAMBER ...
Sayfa 35
... amount of clinker and the 12 70 62 60 18 . 8 10 12 14 16 18 2.0 24 26 20 30 PER CENT OF IRON IN COAL DIVIDED BY PER CENT OF ASH IN COAL FIG . 23.- Relation between ratio of per cent of iron in coal to per cent of ash in coal ( proximate ...
... amount of clinker and the 12 70 62 60 18 . 8 10 12 14 16 18 2.0 24 26 20 30 PER CENT OF IRON IN COAL DIVIDED BY PER CENT OF ASH IN COAL FIG . 23.- Relation between ratio of per cent of iron in coal to per cent of ash in coal ( proximate ...
Sayfa 36
... amount of clinker formed , it is possible to esti- mate the amount of clinker that will result from burning different 22 14 . 21 20 19 NO . 1 2500 No 2 2400 2300 2200 2100 100 95 NO . 3 90 . NO 4 92 91 90 89 88 14 47 47 20 30 40 50 PER ...
... amount of clinker formed , it is possible to esti- mate the amount of clinker that will result from burning different 22 14 . 21 20 19 NO . 1 2500 No 2 2400 2300 2200 2100 100 95 NO . 3 90 . NO 4 92 91 90 89 88 14 47 47 20 30 40 50 PER ...
Sayfa 42
... amount of steam generated , the decrease of which is considerable , than on efficiency . Curve No. 3 , combustion - chamber temperature , shows a steady drop of a few hundred degrees due to increasingly poorer fuel - bed conditions ...
... amount of steam generated , the decrease of which is considerable , than on efficiency . Curve No. 3 , combustion - chamber temperature , shows a steady drop of a few hundred degrees due to increasingly poorer fuel - bed conditions ...
Diğer baskılar - Tümünü görüntüle
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
Sayfa 19 - These pats, to satisfactorily pass the requirements, shall remain firm and hard and show no signs of distortion, checking, cracking, or disintegrating.
Sayfa 172 - Avogadro's law states that equal volumes of all gases at the same temperature and pressure contain the same number of molecules...
Sayfa 20 - All tests shall be made in accordance with the methods proposed by the Committee on Uniform Tests of Cement...
Sayfa vi - The interaction between minerals and water solutions, with special reference to geologic phenomena, by EC Sullivan.
Sayfa 10 - Reconnaissances in the Cape Nome and Norton Bay regions, Alaska, in 1900,
Sayfa 81 - Method. — As a method to be followed for the analysis of cement, that proposed by the committee on uniformity in the analysis of materials for the...
Sayfa 19 - Sand. 7 days (1 day in moist air, 6 days in water)... 200 Ibs.
Sayfa viii - Butts. 1906. 198 pp., 11 pis. B 280. The Rampart gold placer region, Alaska, by LM Prindle and FL Hess. 1906.
Sayfa 19 - Pats of neat cement about 3 inches in diameter, \ inch thick at the center, and tapering to a thin edge, shall be kept in moist air for a period of 24 hours. " (a) A pat is then kept in air at normal temperature and observed at intervals for at least 28 days.
Sayfa 7 - Concrete and Reinforced Concrete was formed by the union of Special Committees appointed in 1903 and 1904 by the American Society of Civil Engineers, the American Society for Testing Materials, the American Railway Engineering...