Chemical News and Journal of Industrial Science, Tomy 5-6Chemical news office., 1862 |
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Strona 180
... metal with small coal and green wood , it appears likely that the foreign metals which exist in small quanti- ties as impurities in the copper are by this process com- pletely reduced , and exert an injurious influence upon the tenacity ...
... metal with small coal and green wood , it appears likely that the foreign metals which exist in small quanti- ties as impurities in the copper are by this process com- pletely reduced , and exert an injurious influence upon the tenacity ...
Strona 288
... metal , and in this way Kirchhoff has obtained the spectra of a great number of metals . I cannot , I am sorry to say , show you the same thing that we see when we look through this instrument ; but I can show you the diagrams of his ...
... metal , and in this way Kirchhoff has obtained the spectra of a great number of metals . I cannot , I am sorry to say , show you the same thing that we see when we look through this instrument ; but I can show you the diagrams of his ...
Strona 338
... metals with which they were acquainted ; and , in truth , all that to any great extent have yet been utilised . We are , on this occasion , specially to treat of a metal which has been a source of great expectations ; and , for ...
... metals with which they were acquainted ; and , in truth , all that to any great extent have yet been utilised . We are , on this occasion , specially to treat of a metal which has been a source of great expectations ; and , for ...
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