Chemical News and Journal of Industrial Science, Tomy 121-122Chemical news office., 1920 |
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Strona 6
... plant of some sort . One concern has a fairly well - equipped plant , containing shaking screens , jigs , rocking tables , and round revolving tables for concen- trating its own ores and those collected from mining centres ; and it is ...
... plant of some sort . One concern has a fairly well - equipped plant , containing shaking screens , jigs , rocking tables , and round revolving tables for concen- trating its own ores and those collected from mining centres ; and it is ...
Strona 7
... plant at Hankow for making ferro - tungsten , but the scheme was postponed on account of the inactivity of the tungsten market . It is understood that there is a small smelting plant at Dalny , which , however , is still in an ...
... plant at Hankow for making ferro - tungsten , but the scheme was postponed on account of the inactivity of the tungsten market . It is understood that there is a small smelting plant at Dalny , which , however , is still in an ...
Strona 9
... Plants , Fuels , and Food . It contains a brief outline of the substances used by plants as food and of the con- ditions which favour the growth of plants . Chapters XXXI . and XLIII . deal with the recognition of substances , Chapter ...
... Plants , Fuels , and Food . It contains a brief outline of the substances used by plants as food and of the con- ditions which favour the growth of plants . Chapters XXXI . and XLIII . deal with the recognition of substances , Chapter ...
Strona 19
... plant , as the plant could not be placed upon the yielding beds , so that the cost of bringing the peat to the plant was con- tinually increasing and there were many other difficulties to be overcome apart from drying . He had to thank ...
... plant , as the plant could not be placed upon the yielding beds , so that the cost of bringing the peat to the plant was con- tinually increasing and there were many other difficulties to be overcome apart from drying . He had to thank ...
Strona 36
... PLANTS ( Chamber and Tower ) . OLD PLANTS RECONSTRUCTED . SODA SOLUTION and WATER - SPRAY SYSTEMS . " MAXECON " and New Type " KENT " MILL GRINDING PLANTS . HENRY WALKER , M. E. , F.C.S. , F. R. S. A. , Mechanical , Chemical ...
... PLANTS ( Chamber and Tower ) . OLD PLANTS RECONSTRUCTED . SODA SOLUTION and WATER - SPRAY SYSTEMS . " MAXECON " and New Type " KENT " MILL GRINDING PLANTS . HENRY WALKER , M. E. , F.C.S. , F. R. S. A. , Mechanical , Chemical ...
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