Pumping machinery : for operation by any power : single and double acting triplex pumps for various services, deep well power working heads, artesian well cylinders, rotary and centrifugal pumps manufactured by the Deming Company, Salem, Ohio, U.S.A (1915)
Deming Company · Salem, Ohio : Deming Company · leaf 107
p» u M r» nS Special Air Pumping Attachment for Deep Well Working Heads Fig. 63 … Fig. 63 (Cipher, Orlop) Air Pumping Attachment Combined with Fig. 62 Working HeadPatented March 22nd, 1910 The superiority of the Hydro-Pneumatic aver other systems of water supply is now wellestablished, and when the supply is obtained from artesian wells this method is especially de-sirable, as…
Pumping machinery
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