. Bulletin. ^-incb. Pipe,[ K-inch pipe. H*1 f* 4% -^u^i£ 4 111 1 i © iM s SB tuf f ing box :2j:© ; czt ? ) 1 1 t i > Figure 5.—Small double centrifugal pump used in circulating solutions. necessary to make them, but they need not be elaborate or small double centrifugal pump shown can easily be constructedin any machine shop at small expense. It gives ample circulationfor electrodes 10 by 10 cm., or 4 by 4 inches. This size is mostconvenient, as it has a sectional area of one one-hundredth squaremeter or one-ninth square foot, and results can be converted intosquare meters by mul
. Bulletin. ^-incb. Pipe,[ K-inch pipe. H*1 f* 4% -^u^i£ 4 111 1 i © iM s SB tuf f ing box :2j:© ; czt ? ) 1 1 t i > Figure 5.—Small double centrifugal pump used in circulating solutions. necessary to make them, but they need not be elaborate or small double centrifugal pump shown can easily be constructedin any machine shop at small expense. It gives ample circulationfor electrodes 10 by 10 cm., or 4 by 4 inches. This size is mostconvenient, as it has a sectional area of one one-hundredth squaremeter or one-ninth square foot, and results can be converted intosquare meters by multiplying by 100 or into square feet by multiply-ing by 9. Two pumps are easier to use than one because they run in betterbalance (see fig. 5). The pumps rest in a planed base of cast iron 1 52 ELE( CEODEPOSITIOH OF GOLD AND SILVER. inch thick. The body of the pump is a square block of cast ironthroe-fourths inch thick, planed true and faced on each side withgraphited rubber gaskets. In the center of this plate a 2-inchhole is pr
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectminesandmineralresou
