Questions and answers on pumps and pumping machinery (1912)
Wakeman, William Henry, 1855- [from old catalog] · Chicago, The Joseph G. Branch publishing company · leaf 149
ngpump. A. It draws cool water into the lower openingshown, and discharges it through the top into the con-denser. It is then forced through banks of brass orcopper tubes of small diameter, until it is dischargedfrom the upper outlet shown. 490. Q. Why must it be pumped in at thebottom ? A. In… … 000 PUMPS AND PUMPING MACHINERY. 139
Pumping machinery
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