. . "Heat." . . . . . . . . "Heat Energy and Fuels"@en . . . . "Heat energy and fuels pyrometry, combustion, analysis of fuels and manufacture of charcoal, coke and fuel gases"@en . . . . . "Heat energy and fuels: pyrometry, combustion, analysis of fuels and manufacture of charcoal, coke and fuel gases. Translated by Oskar Nagel"@en . "Beiträge zur Feuerungstechnik" . . . . . "Heat energy and fuels; pyrometry, combustion, analysis of fuels and manufacture of charcoal, coke and fuel gases" . . "Heat energy and fuels : pyrometry, combustion, analysis of fuels and manufacture of charcoal, coke and : fuel gases"@en . . . . . "Heat energy and fuels pyrometry, combustion, analysis of fuels and manufacture of charcoal, coke and fuel gases. Translated by Oskar Nagel"@en .