Spon, Ernest, Haldane, Robert, Lock, Charles G. Warnford (Charles George Warnford), 1853-1909 · London ; New York : E. & F.N. Spon · leaf 469
Tin — Calcining the ore. 417 mice is built of stone, with an inside ing arsenic condensing chambers : lining of firebrick, and is furnished with a, grate ; b, calcining hearth ; c, fire- a working bottom of the same material. bridge ; </, chimney for fire; e, flues for At the rear end is a narrow… … Another form of furnace often used ring up the charge, which may amount is that known as Brunton's calciner, to 10 or 12 cwt. Such a charge re- illustrated in Fig. 175. It consists of a quires about a day of 12 hours for its calcination, and consumes 2 cwt. of circular cast-iron table, supported on…
Workshop recipes · Technology · Industrial arts
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
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