Cyclopedia of applied electricity : a general reference work on direct-current generators and motors, storage batteries, electrochemistry, welding, electric wiring, meters, electric lighting, electric railways, power stations, switchboards, power transmission, alternating-current machinery, telegraphy, etc. (1916)
American Technical Society · Chicago : American Technical Society · leaf 441
ade in sizes from 20pounds carbide capacity up to 300 pounds capacity, a small-sizedportable outfit being shown in Fig. 113. Oxygen Generator. Oxygen generators are much more elab-orate devices than acetylene generators and the methods of actionof the large types have already been given on pp. 98… … Fig. 114. Medium Welding TorchCourtesy of Davis-Bournonville Company the oxygen consists f)f a metal retort and a gas burner for heatingit and the chlorate is mixed with a little manganese dioxide andheated in the retort. The vapor from this is usually carried throughthree scrubbers, consisting of…
Electrical engineering
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