Questions and answers on pumps and pumping machinery (1912)
Wakeman, William Henry, 1855- [from old catalog] · Chicago, The Joseph G. Branch publishing company · leaf 159
fig .94. 148 QUESTIONS AND ANSWERS ON cylinders are double, and the air (or water) cylindersare single acting. … Ftc, as. PUMPS AND PUMPING MACHINERY. 149 527. Q. Is it always necessary to use pure waterin a jet condenser? A. No; if a large supply of salt water is availa-ble it can be used for condensing purposes, but purewater must be used for feeding the boilers. 528. Q. Is this an economical arrangement?…
Pumping machinery
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