Philosophical MagazineTaylor & Francis, 1804 - Physics |
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Page 29
... obtained from the vitreous refuse into the calcining furnace , and the whole oxidized to a cer- tain point . The ... obtained during the different processes must be reduced by means of charcoal in the melting furnace . If it should ...
... obtained from the vitreous refuse into the calcining furnace , and the whole oxidized to a cer- tain point . The ... obtained during the different processes must be reduced by means of charcoal in the melting furnace . If it should ...
Page 276
... obtained in No. I. This difference was evi- dently the result of the combination of the small portion of carbon for in the smooth black glass a disposition of the metal to separate was manifested by the formation of a mi- nute cell ...
... obtained in No. I. This difference was evi- dently the result of the combination of the small portion of carbon for in the smooth black glass a disposition of the metal to separate was manifested by the formation of a mi- nute cell ...
Page 33
... obtained by the fusion of this mixture , not unlike a furnace cinder . It was care- fully examined , but without finding any trace of revived metal . II . Mixture Charcoal 1-30th , or 500 grs . 16 6 The glass obtained at this time was ...
... obtained by the fusion of this mixture , not unlike a furnace cinder . It was care- fully examined , but without finding any trace of revived metal . II . Mixture Charcoal 1-30th , or 500 grs . 16 6 The glass obtained at this time was ...
Contents
OF | 3 |
History of Astronomy for the Year 1803 Read at | 10 |
Gerions Errors | 14 |
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Abbé acid acres affinity antient appear astronomers Bacon basaltes carbon carbonic acid cent charcoal colour concave contained copal copper Cornwall Cornwall clay cow-pock crucible crystals cylinder DAVID MUSHET diameter discover distance ditto duced earth effect equal experiments exposed fused fusion glass gold medal grains Great-Britain greatest number greatest quantity guineas heat hitherto inches inoculated integrant particles invent iron Klaproth last Tuesday less letter lime manner mass matter metal method mineralogy mirrors mixture Mont Perdu muriatic muriatic acid nature nitric acid object observed obtained oxide oxygen person Philosophical pipe plane plants platina potash pounds pounds weight premium produced rays Roger Bacon says screw second Tuesday sheep silex silver medal small-pox Society the best specimen steam substance surface telescope temperature thirty guineas tion tube Tuesday in February Tuesday in January vaccine vessel weight whole wool