 | 1821 - Страниц: 690
...with pure olefiant gas, it was allowed to issue from a brass jet having a single perforation of ,& of an inch diameter, under a pressure of a half inch...800 cubical inches per hour, or = 0,47 cubical feet. I now employed an Argand burner, with a cylindrical glass, constructed in the usual way, with 1 2 holes... | |
 | 1825 - Страниц: 452
...with the most favourable height of flame ; but in the jets the flame " was regulated by means of the stop-cock, so as to produce a light equal to that of a wax-candle burning with full brilliancy," (p. 21.) Now, at its most favourable elevation in a jet,... | |
 | 1825 - Страниц: 448
...with the most favourable height of flame ; but in the jets the flame " was regulated by means of the stop-cock, so as to produce a light equal to that of a wax -candle burning with full brilliancy," (p. 21.) Now, at its most favourable elevation in a jet, even oil-gas gives a light fully equal to... | |
 | 1825 - Страниц: 440
...with the most favourable height of flame ; but in the jets the flame " was regulated by means of the stop-cock, so as to produce a light equal to that of a wax-candle burning with full brilliancy," (p. 21.) Now, at its most favourable elevation in a jet,... | |
 | Sir Richard Phillips - 1830 - Страниц: 728
...with pure defiant gas, it was allowed to issue from a brass jet, having a single perforation of j'^. of an inch diameter, under a pressure of a half inch...consumption of gas was found = 640 cubical inches per hoar, or 0.37 cubical feet. When the same burner was used with oil-gas, it consumed 800 cubical inches... | |
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... of an inch diameter, under a pressure of a half inch column of water ; it was then inflamed, and regulated by means of a stop-cock, so as to produce a light equal to that of a wax candle burning with full brilliancy ; the relative intensity of the... 