Granted Patent
Utility
US 6,500,382 · App. 09/816,250
Method and apparatus for slag-free teeming of metal melt from a metallurgical melt vessel
Inventors:
Jan Reichel, Reinhard Fuchs
Patented Case
View Patent ↗
Granted: Dec 31, 2002
Filed: Mar 22, 2001
Inventors
Jan Reichel
Reinhard Fuchs
Assignee (at issue)
SMS DEMAG LLC
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.