Chemical News and Journal of Industrial Science, Tomy 141-142Chemical news office., 1930 |
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Strona 154
... plant was erected to recover the silver which was lost in the tails from the concentrating plant , and also to treat the highly siliceous ores which were unsuitable for direct smelting . This plant consisted of 12 leaching vats , 12 ...
... plant was erected to recover the silver which was lost in the tails from the concentrating plant , and also to treat the highly siliceous ores which were unsuitable for direct smelting . This plant consisted of 12 leaching vats , 12 ...
Strona 185
... plant was erected to produce mixed concentrates by this method . It consisted of an agitator in the form of a centrifugal pump which delivered into cone - shaped separation boxes , in which the froth of sulphides overflowed the top ...
... plant was erected to produce mixed concentrates by this method . It consisted of an agitator in the form of a centrifugal pump which delivered into cone - shaped separation boxes , in which the froth of sulphides overflowed the top ...
Strona 54
... plant there is a hydrogen plant at the outer end of which is the mercury are rectifier installa- tion . a central plant called the nitrogen plant " ; and the ammonia plant . 66 Next spring an ammonium sulphate plant capable of producing ...
... plant there is a hydrogen plant at the outer end of which is the mercury are rectifier installa- tion . a central plant called the nitrogen plant " ; and the ammonia plant . 66 Next spring an ammonium sulphate plant capable of producing ...
Spis treści
Superphosphate industry in Japan 122 | 9 |
Powell F C | 12 |
Notes on the Casting of Refractories 380 | 13 |
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