Granted Patent
Utility
US 5,389,250 · App. 07/767,072
Self diluting feedwell for thickener dilution
Inventors:
Leonard J. A. Wood, Simon D. Turner, Timothy J. Laros, Robert C. Emmett, Jr.
Patented Case
View Patent ↗
Granted: Feb 14, 1995
Filed: Sep 26, 1991
Inventors
Leonard J. A. Wood
Simon D. Turner
Timothy J. Laros
Robert C. Emmett, Jr.
Assignee (at issue)
Baker Hughes Holdings 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.