METALLURGICAL MELTING APPARATUS WITH A BLOW-NOZZLE OR BURNER CAPABLE OF SWIVELLING IN ALL DIRECTIONS

摘要

Metallurgical melting apparatus with a blow-nozzle or burner capable of swivelling in different directions. The blow-nozzle or burner comprises at least one tube. The nozzle-head (12) has a bulge, in the example described a spherical calotte (13), which is retained between two ring-seats (14 and 15) (the FIGURE).