Chemical News and Journal of Industrial Science, Tomy 103-104Chemical news office., 1911 |
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Strona 9
... ELECTRICAL , OPTICAL , AND OTHER PHYSICAL APPARATUS . quickly and accurately measuring the electrical resistance of ... electric filament can be made to give a field of light with a perfectly even area of illumination . A silvered glass ...
... ELECTRICAL , OPTICAL , AND OTHER PHYSICAL APPARATUS . quickly and accurately measuring the electrical resistance of ... electric filament can be made to give a field of light with a perfectly even area of illumination . A silvered glass ...
Strona 33
... ELECTRIC that when non - penetrating rays were used the value of Ne FURNACE . * By R. S. WILE . ELECTRICAL heat was resorted to for the smelting of tin dross because of the act that the heat could be internally applied to the slag ...
... ELECTRIC that when non - penetrating rays were used the value of Ne FURNACE . * By R. S. WILE . ELECTRICAL heat was resorted to for the smelting of tin dross because of the act that the heat could be internally applied to the slag ...
Strona 36
... Electric Arc.-E. A. Salmon . - The author describes an apparatus for inducing two substances to react in the electric arc ; it consists essentially of two electrodes pierced axially by channels ; the gas is led down one channel and the ...
... Electric Arc.-E. A. Salmon . - The author describes an apparatus for inducing two substances to react in the electric arc ; it consists essentially of two electrodes pierced axially by channels ; the gas is led down one channel and the ...
Strona 47
... electric charge or a magnetic pole . As free magnetic poles are unknown to us while free electric charges are known , this theory makes the electric charge the origin of all electro - magnetic phenomena . At present no positive electric ...
... electric charge or a magnetic pole . As free magnetic poles are unknown to us while free electric charges are known , this theory makes the electric charge the origin of all electro - magnetic phenomena . At present no positive electric ...
Strona 49
... electric detonators , blasting - caps , and fuses . All explosives , blasting - caps , electric detonators , and fuses purchased by the Isthmian Canal Commission are inspected by representatives of the Bureau , and all shipments of such ...
... electric detonators , blasting - caps , and fuses . All explosives , blasting - caps , electric detonators , and fuses purchased by the Isthmian Canal Commission are inspected by representatives of the Bureau , and all shipments of such ...
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