Method and apparatus for the thermal production of metal carbide
Method and furnace for removing toxic, especially radioactive wa
Method for heat treating materials at high temperatures, and a f
Method for melting incineration residue and apparatus therefor
Method of calcining carbonaceous bodies, in particular electrode
Method of supplying heat energy to a metal melt or the like and
Method pertaining to the operation of electric furnaces, and a f
Movable graphitizing furnace