Chemical News and Journal of Physical Science, Tom 117Chemical news office., 1918 |
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Strona 6
... separating the dif- ferent constituents of coal - tar , and to popularise the use of the varied products in almost numberless directions . It is to the efforts of this company , extending back for years , that our synthetic chemists ...
... separating the dif- ferent constituents of coal - tar , and to popularise the use of the varied products in almost numberless directions . It is to the efforts of this company , extending back for years , that our synthetic chemists ...
Strona 12
... Separating Tin and Tungsten in Stanniferous Wolfram . - M . Travers . - The separation of tin and tungsten is one of ... separated . The " artificial leucite , " which contains all the potash and alumina , and two - thirds of the silica ...
... Separating Tin and Tungsten in Stanniferous Wolfram . - M . Travers . - The separation of tin and tungsten is one of ... separated . The " artificial leucite , " which contains all the potash and alumina , and two - thirds of the silica ...
Strona 26
... separated in the subsequent refining operations . Copper and lead are hence collecting agents for gold and silver , which may be recovered from any ore by the processes of lead or copper smelting . Broadly speaking , an ore will be ...
... separated in the subsequent refining operations . Copper and lead are hence collecting agents for gold and silver , which may be recovered from any ore by the processes of lead or copper smelting . Broadly speaking , an ore will be ...
Strona 27
... separating the waste from the valuable mineral is necessary . This is done by concentra- tion , in which the ... separation is based on the specific gravity and the size of particles . Other modes of concentration are also practised ...
... separating the waste from the valuable mineral is necessary . This is done by concentra- tion , in which the ... separation is based on the specific gravity and the size of particles . Other modes of concentration are also practised ...
Strona 30
... separating neigh- criterion to establish a close relationship between " mole- Gurvich considers that this " specificity " is a sufficient bouring molecules . The sphere of action of physico - cular " and " chemical energy , " but for ...
... separating neigh- criterion to establish a close relationship between " mole- Gurvich considers that this " specificity " is a sufficient bouring molecules . The sphere of action of physico - cular " and " chemical energy , " but for ...
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