Chemical News and Journal of Industrial Science, Tom 144,Wydanie 3758Chemical news office., 1932 |
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Strona 260
... known . Potassium per- rhenate is perhaps the commonest compound since it is readily obtained pure owing to its slight solubility in cold water . Rhenium disulphide and heptasulphide are known and there are numerous halogen com- pounds ...
... known . Potassium per- rhenate is perhaps the commonest compound since it is readily obtained pure owing to its slight solubility in cold water . Rhenium disulphide and heptasulphide are known and there are numerous halogen com- pounds ...
Strona 261
... known to be 69 inches in diameter when finished . plans ultimately adopted in consultation with the designers of the largest telescopes called for a tube to be built entirely of structural steel , and welded throughout by the new ...
... known to be 69 inches in diameter when finished . plans ultimately adopted in consultation with the designers of the largest telescopes called for a tube to be built entirely of structural steel , and welded throughout by the new ...
Strona 264
... Known Engineer . In chemical works , and the industrial establishment in general , an appreciable saving in running costs can generally be made by utilising all the refuse on scientific lines for steam and power generation . There ...
... Known Engineer . In chemical works , and the industrial establishment in general , an appreciable saving in running costs can generally be made by utilising all the refuse on scientific lines for steam and power generation . There ...
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