Chemical News and Journal of Industrial Science, Tom 144,Wydanie 3758Chemical news office., 1932 |
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Strona 257
... interest in the Periodic Classification of the Elements . Druce and Loring were engaged upon looking for an element , similar to manganese , which should be heavier than Uranium and which should thus be beyond the present limit of ...
... interest in the Periodic Classification of the Elements . Druce and Loring were engaged upon looking for an element , similar to manganese , which should be heavier than Uranium and which should thus be beyond the present limit of ...
Strona 260
... interest al- though both the free element and its oxides . have been tried and patented as catalysts . Dr. Druce then gave a survey of the literature on rhenium . THE STORY OF THE PERKINS REFLECTOR . An account of the Perkins Gift , and ...
... interest al- though both the free element and its oxides . have been tried and patented as catalysts . Dr. Druce then gave a survey of the literature on rhenium . THE STORY OF THE PERKINS REFLECTOR . An account of the Perkins Gift , and ...
Strona 261
... interest and care in seeing that the most satisfactory design should be executed to the last detail . The reconstruction of the tube gave opportunity for several improvements in the design and operation . The secondary mirrors at the ...
... interest and care in seeing that the most satisfactory design should be executed to the last detail . The reconstruction of the tube gave opportunity for several improvements in the design and operation . The secondary mirrors at the ...
Spis treści
The Story of the Perkins Reflector | 260 |
Decline in U S Phosphates Output | 266 |
Mohlers Test for Benzoic Acid Edward T Illing B Sc F I C | 269 |
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acid addition Analysis apparently appeared areas atomic attempt B.Sc base Beds Breccia British cent Chemical coal collected colour combination Company completion compounds consideration construction containing countries deposits described designed direct disc effective elements equipment examination Family Allowances feet four gases given glass greater H₂O heat importance inches in diameter industrial infection interest January known largest late latter less lignite lines liquid London manganese manufacturers March Maritime material measurements Meeting ment metal method mirror mounting necessary Observatory observer obtained occur operation optical oxide oxygen passed Patent Perkins placed possible PREPARATION present production Prof Professor Professor Perkins proportion published refuse replace rhenium rocks salt short tons shows skin SOCIETY spectrum standard steam Stocks Street Sulphur Table telescope tion Trade treated treatment tube United volume