Heat energy and fuels: pyrometry, combustion, analysis of fuels and manufacture of charcoal, coke and fuel gases. Translated by Oskar Nagel (1908)
Jüptner von Jonstorff, Hanns, Freiherr, 1853- · New York McGraw · leaf 219
k coal (total 31.99 per cent) is obtained. Fig, 42 showsa longitudinal section. Steam from a boiler is led through a coillocated in the oven. By the direct fire the steam in the coil is CHARCOAL 209 superheated. The fire gases play around the retort and escapethrough the flue. The superheated steam… … Fig. 42. — Charriug with Huperlieated Steam.
Fuel · Heat
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