Granted Patent
Utility
US 5,555,849 · App. 08/362,792
Gas temperature control system for catalytic reduction of nitrogen oxide emissions
Inventors:
Robert N. Wiechard, John M. Banas, Richard D. Brown
Patented Case
View Patent ↗
Granted: Sep 17, 1996
Filed: Dec 22, 1994
Inventors
Robert N. Wiechard
John M. Banas
Richard D. Brown
Assignee (at issue)
Combustion Engineering, Inc.
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.