 The flame should be fully 20 cm. high when burning free, and the determination should be made in a place free from draughts. The upper surface of the cover should burn clear, but the under surface should remain covered with carbon. To find Volatile Combustible...  Geological Survey of Michigan - Seite 76von Michigan. Geological Survey - 1900 - 67 SeitenVollansicht - Über dieses Buch
 | 1898 - 356 Seiten
...a place free from draughts. The upper service of the cover should burn clear, but the under surface should remain covered with carbon. To find "Volatile Combustible Matter," subtract the per cent of moisture from the loss found here. Questions: Should a larger portion be taken ? Should... | |
 | Andrew Alexander Blair - 1876 - 456 Seiten
...a place free from draughts. The upper surface of the cover should burn clear, but the under surface should remain covered with carbon. To find Volatile Combustible Matter, subtract the per cent. of moisture from the loss found here." (The weight of the material left in the crucible is... | |
 | Incorporated Institution of Gas Engineers, London - 1899 - 296 Seiten
...a place free from dranghts. The upper surface of the cover should burn clear, but the under surface should remain covered with carbon. To find volatile combustible matter subtract the per cent. of moisture from the loss found here. 4. Ash. — Burn the portion of coal used for the determination... | |
 | United States. Philippine Commission (1900-1916) - 1901 - 608 Seiten
...in a place free from drafts. The upper surface of the cover should burn clear, but the under surface should remain covered with carbon. To find volatile combustible matter subtract the per cent of moisture from the loss found here." 1n a recent paper ° on " Philippine coals and their... | |
 | Albert Howard Low - 1905 - 318 Seiten
...a place free from draughts. The upper surface of the cover should burn clear, but the under surface should remain covered with carbon. To find "volatile combustible matter" subtract the per cent. of moisture from the loss found here. The term "Volatile Combustible Matter" docs not represent... | |
 | Albert Howard Low - 1905 - 316 Seiten
...a place free from draughts. The upper surface of the cover should burn clear, but the under surface should remain covered with carbon. To find "volatile combustible matter" subtract the per cent. of moisture from the loss found here. The term "Volatile Combustible Matter" does not represent... | |
 | 1906 - 446 Seiten
...a place free from draughts. The upper surface of the cover should burn clear, but the under surface should remain covered with carbon. To find ' volatile combustible matter ' subtract the per cent of moisture from the loss found here." This is the method used in the volatile determinations... | |
 | Andrew Alexander Blair - 1906 - 340 Seiten
...a place free from draughts. The upper surface of the cover should burn clear, but the under surface should remain covered with carbon. To find Volatile Combustible Matter, subtract the per cent, of moisture from the loss found here." (The weight of the material left in the crucible is... | |
 | Augustus Herman Gill - 1908 - 166 Seiten
...in a place free from drafts. The upper surface of the cover should burn clear, but the under surface should remain covered with carbon. To find "Volatile Combustible Matter" subtract the per cent of moisture from the loss found here. The residue in the crucible minus the ash represents... | |
 | American Gas Institute - 1909 - 1160 Seiten
...a place free from draughts. The upper surface of the cover should burn clear but the under surface should remain covered with carbon. To find Volatile...percentage of moisture from the loss found here.'' Persons and Osborne state that few coal calorimeters are in • use by gas companies. Thirty different... | |
| |
