Oxygen lance for subsurface use

Claim 1

A LANCE FOR SUPPLYING OXYGEN TO A MOLTEN METAL, COMPRISING A SHANK AND A NOZZLE, SAID NOZZLE COMPRISING A HOLLOW BULBOUS SHELL HAVING AN OPEN END AND AN OPPOSITE SOILD END AND HAVING A PLURALITY OF TUBES EXTENDING THROUGH SAID SOLID END; SAID SHANK COMPRISING THREE CONCENTRIC PIPES EXTENDING INTO THE OPEN END OF SAID NOZZLE AND BEING FIXEDLY BUT REMOVABLY ATTACHED THEREIN; SAID TUBES EXTENDING THROUTH SAID SOLID END OF SAID NOZZLE AND INTERCONNECTING AT THE REGION BETWEEN THE INNERMOST OF SAID PIPES AND ITS CIRCUMJACENT PIPE IN THE INTERIOR OF SAID SHELL FOR CONDUCTING OXYGEN FROM SAID SHANK OUT THROUGH SAID NOZZLE, SAID TUBES BEING SLIGHTLY TAPERED INSIDES SO THAT THE INTERIOR CROSS-SECTIONAL AREA DIMINISHES SLIGHTLY TOWARD SAID FACE OF SAID NOZZLE, HOLLOW CYLINDRICAL INSERT OF AND OXIDATION RESISTANT MATERIAL LOCATED IN EACH OF SAID TUBES AND HAVING AND ANGLE OF TAPER MATCHING THE ANGLE OF TAPER OF SAID TUBES, WATER DEFLECTING VANES LOCATED OPPOSITE A POINT MIDWAY BETWEEN ADJACENT TUBES SO AS TO DEFLECT WATER PASSING THROUGH BETWEEN A PAIR OF SAID TUBES FROM THE CENTER OF SAID NOZZLE TO THE INNER SIDE OF SAID NOZZLE SHELL, THE JUNCTION BETWEEN THE INNNER CONCENTRIC PIPE AND SAID NOZZLE BEING LOCATED SO THAT WHEN SAID INNER PIPE IS REMOVED, SAID INSERTS CAN BE INSERTED INTO THEIR RESPECTIVE TUBES.