The Boston Journal of Philosophy and the Arts, 1-3권Cummings, Hilliard, & Company, 1824 |
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75개의 결과 중 1 - 5개
106 페이지
... obtain it for him as soon as possible . 66 I " I am much indebted to you for having procured me the acquaintance of M. De Saussure , and the inspection of the shoes which his late father wore at the time of his ascent . got mine made ...
... obtain it for him as soon as possible . 66 I " I am much indebted to you for having procured me the acquaintance of M. De Saussure , and the inspection of the shoes which his late father wore at the time of his ascent . got mine made ...
133 페이지
... obtained to combine with steel for the pur- pose of making some delicate instruments , and also as an ar- ticle of luxury , when manufactured into razors . In the mean time , we have been enabled , repeatedly , to make all these alloys ...
... obtained to combine with steel for the pur- pose of making some delicate instruments , and also as an ar- ticle of luxury , when manufactured into razors . In the mean time , we have been enabled , repeatedly , to make all these alloys ...
135 페이지
... obtained by boiling in diluted sulphuric acid , had the combustible matter burnt off , and the powder digested in hot muriatic acid : this removed the iron ; and by long digestion in nitro - muriatic acid , a muri- ate of rhodium was ...
... obtained by boiling in diluted sulphuric acid , had the combustible matter burnt off , and the powder digested in hot muriatic acid : this removed the iron ; and by long digestion in nitro - muriatic acid , a muri- ate of rhodium was ...
136 페이지
... obtained . The cause of the increased action of acids on this and simi- lar alloys , is , as the President of this Society suggested to us , probably electrical . It may be considered as occasioned by the alloying metal existing in such ...
... obtained . The cause of the increased action of acids on this and simi- lar alloys , is , as the President of this Society suggested to us , probably electrical . It may be considered as occasioned by the alloying metal existing in such ...
138 페이지
... obtained by the action of acid on cast iron . The same difference is observed if pure steel be used , but it is not so striking ; because , being much less rapidly attack- ed by the acid , it has to remain longer in it , and the powder ...
... obtained by the action of acid on cast iron . The same difference is observed if pure steel be used , but it is not so striking ; because , being much less rapidly attack- ed by the acid , it has to remain longer in it , and the powder ...
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