In order to make determinations of the loosely held moisture more uniform and definite, a special drying oven has been designed and introduced into the laboratory. In this oven samples of several pounds weight can be dried in a gentle current of air,... United States Congressional Serial Set - Page 131909Full view - About this book
| Geology - 1906 - 1010 pages
...therefore did not materially affect the final statement of the analysis of the sample as received. In order to make determinations of the loosely held...laboratory. In this way the coal is air dried in an "Bull. U. 8. Oeol. Survey No. 261, 1905; Prof. Paper U. 3. Oeol. Survey No. 48, 1906. atmosphere with... | |
| Geology - 1906 - 1138 pages
...dried in order to secure greater uniformity of the moisture content, the method being as follows:0 In order to make determinations of the loosely held...temperature of the laboratory. In this way the coal is air-dried in an atmosphere with a very low dew-point and not subject to large percentage variations,... | |
| Geological Survey (U.S.) - Geology - 1906 - 252 pages
...therefore did not materially affect the final statement of the analysis of the sample as received. In order to make determinations of the loosely held...laboratory. In this way the coal is air dried in an "Bull. US Geol. Survey No. 261, 1905; Prof. Paper US Geol. Survey No. 48, 1906. 29 atmosphere with... | |
| Samuel Stinson Gannett, David Henry Baldwin - Pennsylvania - 1906 - 992 pages
...therefore did not materially affect the final statement of the analysis of the sample as received. In order to make determinations of the loosely held...laboratory. In this way the coal is air dried in an « Bull. US Geol. Survey No. 261, 1905; Prof. Paper CJ. S. Geol. Survey No. 48, 1906. atmosphere with... | |
| Harry Foster Bain - Lead mines and mining - 1906 - 778 pages
...dried in order to .secure greater uniformity of the moisture content, the method being as follows:" In order to make, determinations of the loosely held...temperature of the laboratory. In this way the coal is air-dried in an atmosphere with a very low dew-point and not subject to large percentage variations,... | |
| Geological Survey (U.S.) - Geology - 1906 - 132 pages
...dried in order to secure greater uniformity of the moisture content, the method being as follows:" In order to make determinations of the loosely held...temperature of the laboratory. In this way the coal is air-dried in an atmosphere with a very low dew-point and not subject to large percentage variations,... | |
| Geological Survey (U.S.) - Geology - 1907 - 612 pages
...dried in order to secure greater uniformity of the moisture content, the method being as follows:0 In order to make determinations of the loosely held...large percentage variations, and the results obtained were considerably more concordant. Analyses of coal samples from Danforth Hills and (Irand Hogback... | |
| Geology, Economic - 1907 - 602 pages
...fuel-testing plant * * * at St. Louis, Mo., 1905: Bull. US Oeol. Survey No. 290, 19<Xi, pp. 29-30. Mo., 1901 in this oven samples of several pounds weight can...the temperature of the laboratory. In this way the mal is air dried in an atmosphere with a very low dew-point and not subject to large percentage variations,... | |
| Alfred Geddes Maddren - Gold mines and mining - 1910 - 726 pages
...artificially dried in order to secure greater uniformity of the moisture content, the method being as follows: In order to make determinations of the loosely held...large percentage variations, and the results obtained were considerably more concordant. DETERMINATION OF HEATING VALUE. The methods employed in the analyses... | |
| United States - 1910 - 872 pages
...artificially dried in order to secure greater uniformity of the moisture content, the method being as follows: In order to make determinations of the loosely held...temperature of the laboratory. In this way the coal ia air dried in an atmosphere with a very low dew-point and not subject to large percentage variations,... | |
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