Chemical News and Journal of Industrial Science, Tomy 141-142Chemical news office., 1930 |
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Strona 51
... experiments , the thiocarbimide was treated with a considerable excess of the trihydride . These experiments proved , however , to be as unfruitful as those with the arsenic hydride ; phenylthiocarbimide being recovered unchanged in all ...
... experiments , the thiocarbimide was treated with a considerable excess of the trihydride . These experiments proved , however , to be as unfruitful as those with the arsenic hydride ; phenylthiocarbimide being recovered unchanged in all ...
Strona 185
... experimental use on the mine for some time . These experiments also led Mr. Bradford to the discovery that small additions of a soluble copper salt greatly increased the floatability of sulphides , and this was patented in Australia ...
... experimental use on the mine for some time . These experiments also led Mr. Bradford to the discovery that small additions of a soluble copper salt greatly increased the floatability of sulphides , and this was patented in Australia ...
Strona 408
... EXPERIMENTS . ( 1 ) A solution of chromium sulphate only was electrolysed at first . A violet form of chromium sulphate , prepared from chrome- alum by Higley's method ( J. Amer . Chem . Soc . , 1904 , XXVI , 626 ) was used , but it ...
... EXPERIMENTS . ( 1 ) A solution of chromium sulphate only was electrolysed at first . A violet form of chromium sulphate , prepared from chrome- alum by Higley's method ( J. Amer . Chem . Soc . , 1904 , XXVI , 626 ) was used , but it ...
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Superphosphate industry in Japan 122 | 9 |
Powell F C | 12 |
Notes on the Casting of Refractories 380 | 13 |
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