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 309
Fig. 114. — Lichtenfels Plane Step Grate. trouble of cleaning the grate is reduced to a minimum if the grate-bars 1, 3 and 5 are arranged unmovable while 2 and 4 are kept inmotion at a right angle to the elevation of the producer, asthereby most of the ash falls through automatically. … .VuuwvJ-^ Figs. 115 and 116. — Turnable Eccen-tric Cone-Grate.
Fuel · Heat
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