Granted Patent
Utility
US 5,284,437 · App. 07/782,326
Method of minimizing the NO.sub.x emissions from a combustion
Inventor:
Manfred Aigner
Patented Case
View Patent ↗
Granted: Feb 8, 1994
Filed: Oct 24, 1991
Inventor
Manfred Aigner
Assignee (at issue)
Asea Brown Boveri, S.A.
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.