Chemical News and Journal of Industrial Science, Tom 39Chemical news office., 1879 |
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Strona 5
... boiling under pressure . Some little consideration is here due to the statements thus made . For example , the amount of suspended mineral matter a boiler water may contain is , to a great extent , governed by the quantities of ...
... boiling under pressure . Some little consideration is here due to the statements thus made . For example , the amount of suspended mineral matter a boiler water may contain is , to a great extent , governed by the quantities of ...
Strona 6
... boiling under pressure and solids retaining solubility on boiling under pressure , are found by taking an observation of the total solid matter the water contains , the evaporation of 70 c.c. in platinum , and drying at 100 ° C. , is ...
... boiling under pressure and solids retaining solubility on boiling under pressure , are found by taking an observation of the total solid matter the water contains , the evaporation of 70 c.c. in platinum , and drying at 100 ° C. , is ...
Strona 7
... boiling . The difference has an opening which can be closed with a slide , through between the number so obtained and the total solids which the contents of the recess may be at once trans- gives solids retaining solubility on boiling ...
... boiling . The difference has an opening which can be closed with a slide , through between the number so obtained and the total solids which the contents of the recess may be at once trans- gives solids retaining solubility on boiling ...
Strona 8
... boiling water , and the liquor run into coolers , that salt may be obtained in a marketable condition ; or , the crystals being calcined at a dull - red heat , yield a fine red oxide of iron suitable for painting , and sulphuric acid ...
... boiling water , and the liquor run into coolers , that salt may be obtained in a marketable condition ; or , the crystals being calcined at a dull - red heat , yield a fine red oxide of iron suitable for painting , and sulphuric acid ...
Strona 17
... boiling water or preferably a red heat . Cold water and wiping will not generally clean a penknife for in- stance , owing to the great adhesiveness of the salt . Next , with regard to rubbing with oil , which is really the crucial test ...
... boiling water or preferably a red heat . Cold water and wiping will not generally clean a penknife for in- stance , owing to the great adhesiveness of the salt . Next , with regard to rubbing with oil , which is really the crucial test ...
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