Granted Patent
Utility
US 4,464,999 · App. 06/442,558
Direct pulverized fuel fired system
Inventors:
Richard L. Musto, Norichika Kai
Patented Case
View Patent ↗
Granted: Aug 14, 1984
Filed: Nov 18, 1982
Inventors
Richard L. Musto
Norichika Kai
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.