Chemical News and Journal of Industrial Science, Tomy 31-32Chemical news office., 1875 |
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Strona 152
... powder ; then he adds a second powder , which causes the manurial products to be precipitated , which he calls the precipitating powder ; he then drains off the water by downward filtration , and the residuum is mixed with hot ...
... powder ; then he adds a second powder , which causes the manurial products to be precipitated , which he calls the precipitating powder ; he then drains off the water by downward filtration , and the residuum is mixed with hot ...
Strona 25
... powder " possesses over its solution , are obvious , and it is needless to specify them , but if pure hypochlorite of calcium could be made commercially , it would supersede the manufacture of bleaching - powder , seeing that ( a ) it ...
... powder " possesses over its solution , are obvious , and it is needless to specify them , but if pure hypochlorite of calcium could be made commercially , it would supersede the manufacture of bleaching - powder , seeing that ( a ) it ...
Strona 299
... powder making still continues to make great progress . Mr. Weldon tells me that , leaving out of account the 10,000 tons or so of bleaching - powder made by the Dunlop process in Glasgow , considerably over 90 per cent of the total ...
... powder making still continues to make great progress . Mr. Weldon tells me that , leaving out of account the 10,000 tons or so of bleaching - powder made by the Dunlop process in Glasgow , considerably over 90 per cent of the total ...
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