Aluminium: Its History, Occurrence, Properties, Metallurgy and Applications, Including Its Alloys |
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Page 30
... caustic soda , by which the reduction is performed at a much lower temperature and the yield of sodium is very much more than by the Deville method . The application of this process on a large scale , with the use of gas furnaces and ...
... caustic soda , by which the reduction is performed at a much lower temperature and the yield of sodium is very much more than by the Deville method . The application of this process on a large scale , with the use of gas furnaces and ...
Page 38
... caustic soda to trickle over incandescent charcoal in a vertical retort , the apparatus contain- ing many ingenious details and giving promise of being quite economical . One method of using the sodium in reduction con- sists in the use ...
... caustic soda to trickle over incandescent charcoal in a vertical retort , the apparatus contain- ing many ingenious details and giving promise of being quite economical . One method of using the sodium in reduction con- sists in the use ...
Page 77
... CAUSTIC ALKALIES . Deville : Alkaline solutions act with great energy on the metal , transforming it into aluminate of potash or soda , setting free hydrogen . However , it is not attacked by caustic potash or soda in fusion ; one may ...
... CAUSTIC ALKALIES . Deville : Alkaline solutions act with great energy on the metal , transforming it into aluminate of potash or soda , setting free hydrogen . However , it is not attacked by caustic potash or soda in fusion ; one may ...
Page 78
... caustic soda to clean siliceous aluminium . The piece is dipped into the bath kept almost at red heat . At the moment of immersion several bubbles of hydrogen disengage from the metallic surface , and when they have disappeared all the ...
... caustic soda to clean siliceous aluminium . The piece is dipped into the bath kept almost at red heat . At the moment of immersion several bubbles of hydrogen disengage from the metallic surface , and when they have disappeared all the ...
Page 87
... Caustic potash or soda precipitates aluminium hydrate , soluble in excess . Aqua ammonia precipitates aluminium hydrate insoluble in excess , especially in presence of ammoniacal salts . Alkaline carbonates precipitate aluminium hydrate ...
... Caustic potash or soda precipitates aluminium hydrate , soluble in excess . Aqua ammonia precipitates aluminium hydrate insoluble in excess , especially in presence of ammoniacal salts . Alkaline carbonates precipitate aluminium hydrate ...
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Common terms and phrases
added alkali alloy alumina aluminium bronze aluminium chloride aluminium fluoride aluminium sulphide aluminium-sodium chloride amount anode apparatus bath beauxite brittle Bros calcined carbonic oxide cast-iron castings caustic soda cent centimetres charcoal chemical color compound condenser containing cooling copper Cowles crucible cryolite crystalline crystals cylinders decomposed deposit Deville dissolved double chloride electric electrodes electrolytic English Patent experiments ferro-aluminium flux formed furnace fused fusible globules grammes hydrate hydrochloric acid hydrogen ignited impurities inch iron kilos manufacture mass material melted mercury metal method minium mixed mixture molten mould obtained operation oxygen plate platinum potassium powder precipitated produced proportions pure aluminium quantity reaction red heat reduced residue retort Salindres salt silica silicon silver slag sodium carbonate sodium chloride sodium fluoride solder solution specific gravity steel sulphate sulphuric acid surface temperature tion Tissier tube vapor volatile volts washed weight zinc
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