Chemical News and Journal of Industrial Science, Tomy 141-142Chemical news office., 1930 |
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Strona 155
... means , but all of them were commercial failures . This brings us to the discovery , or to be more correct the rediscovery , of the flota- tion process , developments of which are so largely used in Broken Hill and numerous other parts ...
... means , but all of them were commercial failures . This brings us to the discovery , or to be more correct the rediscovery , of the flota- tion process , developments of which are so largely used in Broken Hill and numerous other parts ...
Strona 169
... means , but had not produced a commercial success . He was up against a dead end when Mr. Delprat told him to try to dissolve the zinc out , and to try nitre cake for this purpose , and so per- haps use up the accumulated stocks of it ...
... means , but had not produced a commercial success . He was up against a dead end when Mr. Delprat told him to try to dissolve the zinc out , and to try nitre cake for this purpose , and so per- haps use up the accumulated stocks of it ...
Strona 252
... means of X - Ray photography it was established that the piece of a bullet found in one of the bodies was British ammunition , and it was also proved that it had been fired from a rifle of the same calibre and rifling as that of the ...
... means of X - Ray photography it was established that the piece of a bullet found in one of the bodies was British ammunition , and it was also proved that it had been fired from a rifle of the same calibre and rifling as that of the ...
Spis treści
Superphosphate industry in Japan 122 | 9 |
Notes on the Casting of Refractories 380 | 13 |
Tubes | 27 |
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