Granted Patent
Utility
US 5,830,282 · App. 08/794,783
Continuous particle separation operation
Inventor:
Kenneth R. Olashuk
Patented Case
View Patent ↗
Granted: Nov 3, 1998
Filed: Feb 3, 1997
Inventor
Kenneth R. Olashuk
Assignee (at issue)
Weirton Steeel Corporation
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.