Chemical News and Journal of Industrial Science, Tomy 103-104Chemical news office., 1911 |
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Strona 1
... metal , but seemed to have no bad effect upon the reduction . After the action had become less vigorous , about 2 cc . of alcohol were added , the flask carefully heated , and gently shaken from time to time until the potassium was all ...
... metal , but seemed to have no bad effect upon the reduction . After the action had become less vigorous , about 2 cc . of alcohol were added , the flask carefully heated , and gently shaken from time to time until the potassium was all ...
Strona 7
... metal in a spongy form , in which state it was readily lost . Spongy portions were also formed when the stick of metal extended too far below the surface of the melt , the current density being insufficient to melt the metal at the ...
... metal in a spongy form , in which state it was readily lost . Spongy portions were also formed when the stick of metal extended too far below the surface of the melt , the current density being insufficient to melt the metal at the ...
Strona 8
... metal under the cathode was watched very carefully , great care being necessary to get a good start . We aimed to withdraw the cathode and metal as rapidly as it was possible to do so without striking an arc . It will be noticed in the ...
... metal under the cathode was watched very carefully , great care being necessary to get a good start . We aimed to withdraw the cathode and metal as rapidly as it was possible to do so without striking an arc . It will be noticed in the ...
Strona 15
... metal sheet of about half a mm . thick- ness , and bent into the shape shown , and ( 2 ) the gauze . From the latter a cylinder is first constructed , and the final form is obtained by introducing eight small pleats at the top , the ...
... metal sheet of about half a mm . thick- ness , and bent into the shape shown , and ( 2 ) the gauze . From the latter a cylinder is first constructed , and the final form is obtained by introducing eight small pleats at the top , the ...
Strona 23
... metal after tempering and slight annealing would be harder than the metal when annealed at a higher tem- perature . Experiments with two different bronzes con- taining 85 and 80 per cent of copper respectively confirmed these ...
... metal after tempering and slight annealing would be harder than the metal when annealed at a higher tem- perature . Experiments with two different bronzes con- taining 85 and 80 per cent of copper respectively confirmed these ...
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