Appleton's dictionary of machines, mechanics, engine-work, and engineering : illustrated with four thousand engravings on wood ; in two volumes (1873)
D. Appleton and Company · New York : D. Appleton and Co. · leaf 125
up for shifting the charge, itc., can be very easily imagined. That this furnace wouldsave fuel is quite probable, but, in respect to other conditions, its efficacy is more problematicuL 120 IRON. These conditions for puddling would seem to be, 1st, that a sufficient heat be obtainable to melt… … with the metal, which contains enough of that impurity already; and, 4th, that the metal (and this ismore important for fine metal) should not be exposed to a too oxidating effect of the air which isaspersed through the grate. As yet, bituminous coal is the best fuel that can be applied in a…
Mechanical engineering · Mechanics · Engineering
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