Questions and answers on pumps and pumping machinery (1912)
Wakeman, William Henry, 1855- [from old catalog] · Chicago, The Joseph G. Branch publishing company · leaf 130
ablefor good service. 422. Q. Illustrate and describe another specialpump. A. Fig. 76 is a 12 by 4 by 12 ammonia pump, foruse in refrigerating and ice-making plants. 423. Q. How does this differ from a boiler-feedpump? A. It is made extra strong, to withstand a highworking pressure. All parts of… … 120 QUESTIONS AND ANSWERS ON
Pumping machinery
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