 | 1899 - 688 trang
...combustion tube closed at one end, containing at the closed end a quantity of pure sodium bicarbonate, which furnishes a supply of carbon dioxide with which to...delivery tube, and the nitrogen is collected in a measuring tube over caustic potash, whereby the carbon dioxide is removed. A piece of combustion tube... | |
 | 1902 - 1022 trang
...combustion tube closed at one end, containing at the closed end a quantity of pure sodium bicarbonate, which furnishes a supply of carbon dioxide with which to...delivery tube, and the nitrogen is collected in a measuring tube over caustic potash, whereby the carbon dioxide is removed. A piece of combustion tube... | |
 | 1902 - 1004 trang
...combustion tube closed at one end, containing at the closed end a quantity of pure sodium bicarbonate, which furnishes a supply of carbon dioxide with which to...gauze is introduced at the open end to prevent the 19 117 escape of any nitrogen in the form of oxides of nitrogen. The tube is closed with a cork and... | |
 | 1906 - 458 trang
...combustion tube closed at one end, containing at the closed end a quantity of magnesium carbonate, which furnishes a supply of carbon dioxide with which to...tube. A roll of bright copper gauze is introduced near the open end to prevent the escape of any nitrogen in the form of oxides of nitrogen. The tube... | |
 | 1906 - 464 trang
...combustion tube closed at one end, containing at the closed end a quantity of magnesium carbonate, which furnishes a supply of carbon dioxide with which to...tube. A roll of bright copper gauze is introduced near the open end to prevent the escape of any nitrogen in the form of oxides of nitrogen. The tube... | |
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... which furnishes a supply of carbon dioxide with which to sweep out first the air and finally the products of the combustion from the tube. A roll of bright, copper gauze is introduced at the open end to prevent the escape of any nitrogen in the form... 