Bulletin, 325-329. sayılarU.S. Government Printing Office, 1949 |
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18 sonuçtan 1-5 arası sonuçlar
Sayfa 13
... LIGNITE 14846 LIGNITE 53 LIGNITE LIGNITE 38 BRIQ 31 30 6 . NO . 2 LIGNITE LIGNITE LIGNITE NO 3 NO4 LIGNITE LIGNITE BRIQ Ο LIGNITE BRIQ 어 20 26 LIGNITE 87 LIGNITE O 26 IGNITE 15.72 LIGNITE RS 22 16.08 26 27 28 29 30 38 یاد 35 34 10,000 ...
... LIGNITE 14846 LIGNITE 53 LIGNITE LIGNITE 38 BRIQ 31 30 6 . NO . 2 LIGNITE LIGNITE LIGNITE NO 3 NO4 LIGNITE LIGNITE BRIQ Ο LIGNITE BRIQ 어 20 26 LIGNITE 87 LIGNITE O 26 IGNITE 15.72 LIGNITE RS 22 16.08 26 27 28 29 30 38 یاد 35 34 10,000 ...
Sayfa 160
... LIGNITE N. DAKOTA NO.3 PRODUCER GAS POUNDS OF AIR PER POUND OF FUEL HYDROGEN • MAXIMUM ATTAINABLE TEMPERATURE WHEN BURNING FUELS WITH AIR 10 20 30 40 50 60 FIG . 73. - Theoretical curves showing relation of temperature of products of ...
... LIGNITE N. DAKOTA NO.3 PRODUCER GAS POUNDS OF AIR PER POUND OF FUEL HYDROGEN • MAXIMUM ATTAINABLE TEMPERATURE WHEN BURNING FUELS WITH AIR 10 20 30 40 50 60 FIG . 73. - Theoretical curves showing relation of temperature of products of ...
Sayfa 199
... lignite , and peat ; M. R. Campbell geologist in charge . 1907. - pp . , 23 pls . B 323. Experimental work conducted in the chemical laboratory of the United States fuel - testing plant at St. Louis , Mo. , January 1 , 1905 , to July 31 ...
... lignite , and peat ; M. R. Campbell geologist in charge . 1907. - pp . , 23 pls . B 323. Experimental work conducted in the chemical laboratory of the United States fuel - testing plant at St. Louis , Mo. , January 1 , 1905 , to July 31 ...
Sayfa 84
... lignite , while the most highly meta- morphosed coal is anthracite . This classification is indicated by proximate chemical analyses showing the proportions of fixed carbon , volatile matter , water , and ash , which they contain . The ...
... lignite , while the most highly meta- morphosed coal is anthracite . This classification is indicated by proximate chemical analyses showing the proportions of fixed carbon , volatile matter , water , and ash , which they contain . The ...
Sayfa ii
... lignite of North Dakota and its relation to irrigation , by F. A. Wilder . 1905. 59 pp . , 8 pls . PP 36. The lead , zine , and fluorspar deposits of western Kentucky , by E. O. Ulrich and W. S. T. Smith . 1905. 218 pp . , 15 pls . PP ...
... lignite of North Dakota and its relation to irrigation , by F. A. Wilder . 1905. 59 pp . , 8 pls . PP 36. The lead , zine , and fluorspar deposits of western Kentucky , by E. O. Ulrich and W. S. T. Smith . 1905. 218 pp . , 15 pls . PP ...
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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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