Inventor

WITEK EDWARD T

US2 patents

Patents

2 patents

US5337470AAug 16, 1994

Method and apparatus for removing a nozzle insert from a steelmaking ladle

BETHLEHEM STEEL CORP6 citations58

US5401004AMar 28, 1995

Method and apparatus for installing a nozzle insert in a steelmaking ladle

BETHLEHEM STEEL CORP2 citations55