Cyclopedia of mechanical engineering; a general reference work. Editor-in-chief Howard Monroe Raymond. Assisted by a corps of mechanical engineers, technical experts, and designers of the highest professional standing (1908)
American School (Chicago, Ill.), Raymond, Howard Monroe · Chicago American Technical Society · leaf 322
)ulkd out when it is desired to <hnii|)tlie fire for the day. Operation. In numing ,,ir a |,eat a l)ed of freslilv Hghted fuelabout S inches deep is made over the grate bars. The crucilJe, packed M m 9 m m ^ ■-■-r^ ^ Grating mm m … Fig. 134. Natural Draft Furnace. as full as possible with the charge, is lowered in and the space aroundit filled with fuel. The crucible should be kept covered, especiallyfor brass. In melting brass, melt down the copper first, then thescrap. When this is melted, charge the zinc and stir well…
Mechanical engineering -- Dictionaries
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