Granted Patent
Utility
US 5,514,351 · App. 08/186,934
Desulfurizing tailgas from sulfur recovery unit
Inventors:
John S. Buchanan, Jagannathan N. Iyengar, David L. Stern
Patented Case
View Patent ↗
Granted: May 7, 1996
Filed: Jan 27, 1994
Inventors
John S. Buchanan
Jagannathan N. Iyengar
David L. Stern
Assignee (at issue)
Mobil Oil 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.