The Technical World Magazine, Volume 20Technical World Company, 1913 |
From inside the book
Results 1-5 of 43
Page 67
... lamp . This treatment has been found effica- cious for sterilizing purposes . as to list his holding as church property , thereby evading the payment of taxes . OVERLAND IN FORMOSA N the heart of Formosa - the strange , still semi ...
... lamp . This treatment has been found effica- cious for sterilizing purposes . as to list his holding as church property , thereby evading the payment of taxes . OVERLAND IN FORMOSA N the heart of Formosa - the strange , still semi ...
Page 70
... LAMP The condenser bulb. tubes to sink below the level of the water floor , and over these tubes he would spread the rock - like chalk dug away for their reception . This chalk can be cut very easily , and the upper stratum being largely ...
... LAMP The condenser bulb. tubes to sink below the level of the water floor , and over these tubes he would spread the rock - like chalk dug away for their reception . This chalk can be cut very easily , and the upper stratum being largely ...
Page 71
BED OF CHANNEL FRENCH QUARTZ MERCURY LAMP The condenser bulb is made of. CROSS - SECTION OF THE PROPOSED TWO - TUBE TUNNEL FROM DOVER TO CALAIS Lake proposes to build his tunnel on shore and sink it in sections . QUARTZ - THE NEWEST ARC.
BED OF CHANNEL FRENCH QUARTZ MERCURY LAMP The condenser bulb is made of. CROSS - SECTION OF THE PROPOSED TWO - TUBE TUNNEL FROM DOVER TO CALAIS Lake proposes to build his tunnel on shore and sink it in sections . QUARTZ - THE NEWEST ARC.
Page 72
FRENCH QUARTZ MERCURY LAMP The condenser bulb is made of glass and blown on to the quartz tube , which alone has to stand the in- tense heat of the white hot mercury vapor . MATERIAL By WARREN H. MILLER QUARTZ - THE NEWEST ARC LAMP ...
FRENCH QUARTZ MERCURY LAMP The condenser bulb is made of glass and blown on to the quartz tube , which alone has to stand the in- tense heat of the white hot mercury vapor . MATERIAL By WARREN H. MILLER QUARTZ - THE NEWEST ARC LAMP ...
Page 73
QUARTZ - THE NEWEST ARC LAMP MATERIAL GLOWER OF GERMAN LAMP Note the copper vanes for the conden- sation of the hot mercury vapor . This equipment is used at Clay Center . Nebraska ,. became much hotter and the green gave way to whitish ...
QUARTZ - THE NEWEST ARC LAMP MATERIAL GLOWER OF GERMAN LAMP Note the copper vanes for the conden- sation of the hot mercury vapor . This equipment is used at Clay Center . Nebraska ,. became much hotter and the green gave way to whitish ...
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