ladle-furnace

from The Century Dictionary.

• noun A small gasfurnace heated by a Bunsen jet or burner, and usually provided with a support for a small ladle and a sheet-iron jacket for concentrating the heat upon the ladle: used in shops and laboratories for melting small quantities of easily fusible metals and alloys, as zinc, tin, lead, solder, type-metal, Babbitt metal, etc.