Granted Patent
Utility
US 4,377,066 · App. 06/153,440
Pollution-free pressurized fluidized bed combustion utilizing a high concentration of water vapor
Inventor:
Norman L. Dickinson
Patented Case
View Patent ↗
Granted: Mar 22, 1983
Filed: May 27, 1980
Inventor
Norman L. Dickinson
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.