. Transactions. sphere by passing it througha refrigerating-chamber, the daily records of operations, setforth in Table VIII. (page 768), will give a very clear idea. During thirteen days, the average moisture in the atmos-phere was grains per cu. ft.; and in the dry air grains;69 lb. of water were removed from the blast per ton of iron pro-duced, which represents an average of 23,192 lb. (2,784 U. gallons) for the 24 hours. This weight was calcu-lated from the volume of air blown into the furnace, as shownby piston-displacement. For four days during the above periodthe wa
. Transactions. sphere by passing it througha refrigerating-chamber, the daily records of operations, setforth in Table VIII. (page 768), will give a very clear idea. During thirteen days, the average moisture in the atmos-phere was grains per cu. ft.; and in the dry air grains;69 lb. of water were removed from the blast per ton of iron pro-duced, which represents an average of 23,192 lb. (2,784 U. gallons) for the 24 hours. This weight was calcu-lated from the volume of air blown into the furnace, as shownby piston-displacement. For four days during the above periodthe water, caught in the tank underneath the refrigerating-chamber, amounted to an average of 21,561 lb. (equivalentto 2,588 gal.) for the 24 hours, which is as close an agreementas could be expected, considering that the figures do not rep-resent the same number of days, and that it is difficult todetermine accurately the volume and humidity of the air sup- APPLICATION OF DRT-AIB BLA81 fO MANUFACTURE OF [RON. 7*>7. CM CM W •- SNOJ. Nl NOW aC 1no«i jo NOiionooaj no± a3d 3»oo do saunoa »- o c-. C *- n oo c^ n 3anX8IOM 3N01S CNV 3«0 dO do SNivas scvnod ni N3aana ivxoi - 768 APPLICATION OF DRY-AIR BLAST TO MANUFACTURE OF IRON. Table -I)dl<i of Iiejrigeratincj- Chamber Results. Time. Tempera lure. (Jniins of Water per Cu. Ft. Air. Tempera-ture. (?nuns ofWater per Cu. Ft. Air. I Tempera-ture. Grains ofWater perCu. Ft. Air. 4m s 1—1 686870737477778081818282818079737373737374737373 5 3o 212020202020212122232322232324232223232323232323 3 i—i 1—13 l-l 77 522 <v 3 Hi 3O 6 7071 1 69 ? 73 ! 74778178828181 ?5 to 7270696866625957565653 22222222222
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Keywords: ., bo, bookcentury1800, bookdecade1870, booksubjectmineralindustries
