 | 1899 - 336 pages
...a long fire-brick trough during these experiments, but a gas-furnace is shown in the figure, which has now been substituted for the more primitive arrangement....operation by means of coal-gas. By closing the stop-cock 6, and opening the stop-cock c, the gas-holder A could be placed in communication with the apparatus... | |
 | 1899 - 440 pages
...a long fire-brick trough during these experiments, but a gas-furnace is shown in the figure, which has now been substituted for the more primitive arrangement....operation by means of coal-gas. By closing the stop-cock h, and opening the stop-cock c, the gas-holder A could be placed in communication with the apparatus... | |
 | Royal Society (Great Britain) - 1899 - 510 pages
...a long fire-brick trough during these experiments, but a gas-furnace is shown in the figure, which has now been substituted for the more primitive arrangement....on analysis of the gas, that one single operation - I sufficed for the complete removal of all oxygen. The oxidised copper was reduced between each operation... | |
 | Royal Society (Great Britain) - 1899 - 584 pages
...a long fire-brick trough during these experiments, but a gas-furnace is shown in the figure, which has now been substituted for the more primitive arrangement....operation by means of coal-gas. By closing the stop-cock //, and opening the stop-cock c, the gasholder A could be placed in communication with the apparatus... | |
| |
... solution, over heated metallic copper. A large iron tube F, 3 feet 6 inches long, and 3*5 inches in diameter, containing 25 Ibs. of scrap copper, was connected with the gas-holder A ; the tube was heated in a long fire-brick trough during these experiments,... 