. Steel rails; their history, properties, strength and manufacture, with notes on the principles of rolling stock and track design . GAS TRANSVERSE SECTION OF LONGITUDINAL SECTION AT TRANSVERSE SECTION AT REGENERATIVE CHAMBERS CENTER LINE OF FURNACE CENTER LINE OF FURNACE Fig. 259. — Modern Open-hearth Furnace. (Harbison-Walker Refractories Co.) charge is run off and its place supplied by a new charge, the bottom being atno time allowed to become exposed. INFLUENCE OF DETAIL OF MANUFACTURE 377 Figs. 261 and 262 show tilting open-hearth furnaces. Fig. 261 shows aWellman tilting open-hearth furn
. Steel rails; their history, properties, strength and manufacture, with notes on the principles of rolling stock and track design . GAS TRANSVERSE SECTION OF LONGITUDINAL SECTION AT TRANSVERSE SECTION AT REGENERATIVE CHAMBERS CENTER LINE OF FURNACE CENTER LINE OF FURNACE Fig. 259. — Modern Open-hearth Furnace. (Harbison-Walker Refractories Co.) charge is run off and its place supplied by a new charge, the bottom being atno time allowed to become exposed. INFLUENCE OF DETAIL OF MANUFACTURE 377 Figs. 261 and 262 show tilting open-hearth furnaces. Fig. 261 shows aWellman tilting open-hearth furnace and Fig. 262 was taken at the Jones and. Laughlin Steel Companys plant, where the Talbot open-hearth process isemployed. More Talbot tilting open-hearth furnaces have been installed, bothin this country and in England, than the Wellman furnace. 378 STEEL RAILS The tilting furnaces do away with a great portion of the tap-hole troubles,the taphole being above the metal and slag lines with the furnace in the normalposition, and it is consequently only necessary to fill the tap hole with a verylight tamping. They also enable the melter to thoroughly drain the furnacebottom of any slag or metal, it being in the stationary furnace often a difficultmatter to rabble or splash out all depressions, and any portion of the heat left ™«Lani™—.——-■■ i ■, : ■S^-*.<*£&f S/jf Wm7 ~--~~.
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Keywords: ., bookcentury1900, bookdecade1910, bookidsteelrailsth, bookyear1913
