Salt bath furnace heated by electrodes - through which oxygen is fed to burn organic impurities

摘要

Salt bath furnace is claimed with several electrodes, immersed in the bath, which are connected to the output terminals of a transformer, in which the reservoir of the furnace is provided with a charging channel ending over the bath surface and an outlet. Used in refining heat treatment salts of organic impurities, which are removed at a lower temp. than with an open flame and without poisonous gases.