Dry-Kiln Furnace.
Description:
Patent for improvements in dry-kiln furnaces by using “a series of furnaces alternating with a series of heating or radiating drums parallel to and on a plane above the furnace,” (Lines 116-119, p. 2) and valved connected flues. This arrangement allowed the “heat being regulated and so distributed through the kiln as to produce a varying temperature, highest at the end where the lumber is introduced and gradually diminishing toward the opposite end, where it is taken out.” (Lines 21-26) Illus…
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Date:
September 22, 1891
Creator:
Ketcham, William
Item Type:
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Partner:
UNT Libraries Government Documents Department