Chemical News and Journal of Industrial Science, Tomy 131-132Chemical news office., 1925 |
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Strona 23
... temperature , because with ordinary superheaters this cannot be con- trolled exactly , and at 750 ° F. the danger point of steel as regards resistance to pres- sure and temperature , for example , begins to be reached . One of the most ...
... temperature , because with ordinary superheaters this cannot be con- trolled exactly , and at 750 ° F. the danger point of steel as regards resistance to pres- sure and temperature , for example , begins to be reached . One of the most ...
Strona 25
... TEMPERATURE REGULATORS . We have received from the Cambridge Instrument Company a list describing the Cambridge Automatic Temperature Regula- tors , which have now important uses in a variety of ways . The regulators can also be applied ...
... TEMPERATURE REGULATORS . We have received from the Cambridge Instrument Company a list describing the Cambridge Automatic Temperature Regula- tors , which have now important uses in a variety of ways . The regulators can also be applied ...
Strona 30
... temperature insufficient to melt the copper or frit the gangue , that the reduced material is ob- tained in a porous condition , as described in Specification 185,242 , the material is cooled from the reduction temperature in a reduc ...
... temperature insufficient to melt the copper or frit the gangue , that the reduced material is ob- tained in a porous condition , as described in Specification 185,242 , the material is cooled from the reduction temperature in a reduc ...
Strona 43
... temperature of the flame using cold air is stated to vary from 2,700-3,000 ° F. whereas with air preheated to 320 ° F. , the furnace temperature rises to 3,150 ° F. TABLE I. COST OF STEAM PRODUCTION - LAKESIDE STATION , MILWAUKEE , WIS ...
... temperature of the flame using cold air is stated to vary from 2,700-3,000 ° F. whereas with air preheated to 320 ° F. , the furnace temperature rises to 3,150 ° F. TABLE I. COST OF STEAM PRODUCTION - LAKESIDE STATION , MILWAUKEE , WIS ...
Strona 49
... temperature of the mix- ture was kept below 15 ° C. A deep green colouration of the mixture appeared , which changed ... temperature . The internal temperature suddenly rose to 300 ° C. , whilst the bath temperature remained at 220 ° C ...
... temperature of the mix- ture was kept below 15 ° C. A deep green colouration of the mixture appeared , which changed ... temperature . The internal temperature suddenly rose to 300 ° C. , whilst the bath temperature remained at 220 ° C ...
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