Shanghai is well area times in steam generation. The new boilers now being laid down by the Electricity Department represent the last word in boiler practice; these have each an overload capacity of 175,000 1b, steam per hour at a working pressure of 375 Ib. per square inch and are to be fired with pulverized fuel for which a. speci crushing plant is being laid dow This boiler plant dwarfs any other in Shanghai but, although there is still a tendency to place initial cost} before economy, many factories are equipping their old boilers with economisers, air preheaters and other fuel saving devices.
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