Granted Patent
Utility
US 6,551,565 · App. 09/729,716
Process of removing nitrogen oxides from flue gases from a fluidized catalytic cracking unit
Inventors:
Nicholas Confuorto, Kevin R. Gilman
Patented Case
View Patent ↗
Granted: Apr 22, 2003
Filed: Dec 6, 2000
Inventors
Nicholas Confuorto
Kevin R. Gilman
Assignee (at issue)
Belco
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.