Appleton's dictionary of machines, mechanics, engine-work, and engineering (1869)
New York, Appleton · leaf 409
2020. ■ 777, … The lead from these blast-furnaces is transferred to the refining-furnace. Formerly the English re-fining-furnace was used as it is represented in Fig. 2819, in a longitudinal section. Here is a double,or two furnaces represented, which, as is shown, are reverberatory furnaces. The fireplace a…
Mechanical engineering
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