Notes on arc welding used in construction of pipe line; pressure lines; corrosion protection. (See also - n 8-10 Aug-Oct 1939 p 65-9)
Mechanical equipment for dam and pressure pipe line of Etzel hydroelectric plant supplying current for electric traction
Les installations mecaniques du barrage et de la conduite forces des force a motrices de l'Etzel pour la traction
Economie et Technique des Transports ; 8 , n 11-12
1939
9 pages
Article (Journal)
Unknown
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