Chemical News and Journal of Industrial Science, Tomy 129-130Chemical news office., 1924 |
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Strona 3
... Heat of Formation . In addition to the support given to these two laws , the demonstration of Specific Gravity as an exact instrument of research is considerably extended . vacuum . vent the growth of microscopic organisms on the inside ...
... Heat of Formation . In addition to the support given to these two laws , the demonstration of Specific Gravity as an exact instrument of research is considerably extended . vacuum . vent the growth of microscopic organisms on the inside ...
Strona 13
... heat passes across the walls of the system . The theory is developed in detail only for the case of flow through a straight parallel- walled tube . • The theory is then tested by means of experiments in which water and air at high ...
... heat passes across the walls of the system . The theory is developed in detail only for the case of flow through a straight parallel- walled tube . • The theory is then tested by means of experiments in which water and air at high ...
Strona 24
... Heat Down the Necks of Metal Vacuum Vessels con- taining Liquid Oxygen , by G. R. D. HOGG , B.A. ( Oxon . ) . Griffiths has described the metal vacuum vessel used for the storage of liquid oxygen , and has discussed briefly the various ...
... Heat Down the Necks of Metal Vacuum Vessels con- taining Liquid Oxygen , by G. R. D. HOGG , B.A. ( Oxon . ) . Griffiths has described the metal vacuum vessel used for the storage of liquid oxygen , and has discussed briefly the various ...
Strona 26
... heat . Instead of having the thermocouple out- side the tube , as in von Wartenberg's work , it was inserted in a ... heating zone of the electric furnace . By using a long silica tube the great advantage was obtained of having its ends ...
... heat . Instead of having the thermocouple out- side the tube , as in von Wartenberg's work , it was inserted in a ... heating zone of the electric furnace . By using a long silica tube the great advantage was obtained of having its ends ...
Strona 28
... heat treat- ment at 900 ° C. , for two , three and four times respectively , produced no appreciable increase in the catalytic activity towards the hydrogen peroxide solution , although the volume occupied by 1 gram of the char- coal ...
... heat treat- ment at 900 ° C. , for two , three and four times respectively , produced no appreciable increase in the catalytic activity towards the hydrogen peroxide solution , although the volume occupied by 1 gram of the char- coal ...
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