Granted Patent
Utility
US 6,036,484 · App. 09/169,139
Process for reprocessing slag and/or ash from the thermal treatment of refuse
Inventors:
Bruno Carcer, Hans Ruegg, Christian Steiner, Beat Stoffel
Patented Case
View Patent ↗
Granted: Mar 14, 2000
Filed: Oct 9, 1998
Inventors
Bruno Carcer
Hans Ruegg
Christian Steiner
Beat Stoffel
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.