Granted Patent
Utility
US 6,101,982 · App. 09/182,868
Method and apparatus for preheating the fuel for a firing plant
Inventors:
Kurt F. Fischer, Ralf Kuske, Erhard Liebig
Patented Case
View Patent ↗
Granted: Aug 15, 2000
Filed: Oct 30, 1998
Inventors
Kurt F. Fischer
Ralf Kuske
Erhard Liebig
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.