… Industrial or laboratory furnaces and ovens, including incinerators, non-electric. …
Explanatory notes
… 84.17 - Industrial or laboratory furnaces and ovens, including incinerators, … ovens for the roasting, melting or other heat-treatment of ores, pyrites or of metals 8417.20 - Bakery ovens, including … heading includes : (1) Ovens and furnaces for roasting ores or pyrites. (2) Metal-melting furnaces, including …