 | 1898 - 356 Seiten
...high when burning free, and the determination made in a place free from draughts. The upper service of the cover should burn clear, but the under surface...the per cent of moisture from the loss found here. Questions: Should a larger portion be taken ? Should the coal be heated more gradually at first ? Should... | |
 | Incorporated Institution of Gas Engineers, London - 1899 - 296 Seiten
...be -2.0 to -25 cm. high when burning free, and the determinaiiou made in a place free from dranghts. The upper surface of the cover should burn clear,...the per cent. of moisture from the loss found here. 4. Ash. — Burn the portion of coal used for the determination of moisture at first over a very low... | |
 | Michigan. Geological Survey - 1900 - 838 Seiten
...made in a place free from draughts. The upper surface of the cover should burn free, but the lower should remain covered with carbon. To find volatile combustible matter subtract the percentage of moisture from the loss found here, the residue, if coherent, is the coke. ANALYSES AND... | |
 | United States. Philippine Commission (1900-1916) - 1901 - 608 Seiten
...centimeters high when burning free, and the determination should be made in a place free from drafts. The upper surface of the cover should burn clear,...the per cent of moisture from the loss found here." 1n a recent paper ° on " Philippine coals and their gas-producing power," when discussing certain... | |
 | 1908 - 874 Seiten
...should be made in a place free from draughts. The upper surface of the cover should burn clear, but tin- under surface should remain covered with carbon. To find "volatile combustible matter," substract the per cent of moisture from the loss found here. This method has been used regularly in... | |
 | Charles Frederick Sidener - 1904 - 72 Seiten
...tightly fitting cover. Heat over the full flame of the Bunsen burner for seven minutes. Cool and weigh. To find volatile combustible matter, subtract the per cent, of moisture from the loss found here. Ash—Burn the portion of the powdered coal used for the determination of moisture, at first over a... | |
 | Albert Howard Low - 1905 - 316 Seiten
...seven minutes. The crucible should be supported on a platinum or pipe-stem triangle with the bottom 6 to 8 cm. above the top of the burner. The flame...per cent. of moisture from the loss found here. The term "Volatile Combustible Matter" does not represent an)' definite compound or class of compounds... | |
 | Albert Howard Low - 1905 - 318 Seiten
...seven minutes. The crucible should be supported on a platinum or pipe-stem triangle with the bottom 6 to 8 cm. above the top of the burner. The flame...per cent. of moisture from the loss found here. The term "Volatile Combustible Matter" docs not represent any definite compound or class of compounds which... | |
 | 1906 - 446 Seiten
...burner for seven minutes. The crucible should be supported on a platinum triangle with the bottom б to 8 cm above the top of the burner. The flame should...the per cent of moisture from the loss found here." This is the method used in the volatile determinations made in the Chemical Laboratory of the United... | |
 | 1907 - 614 Seiten
...centimeters high when burning free, and the determination should be made in a place free from drafts. The upper surface of the cover should burn clear,...the per cent of moisture from the loss found here. In a recent paper 6 on "Philippine Coals and their Gas-Producing Power," when discussing certain analyses... | |
| |
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... 
