Granted Patent
Utility
US 5,370,084 · App. 08/249,806
Pantleg circulating fluidized bed boiler and combustion method using same
Inventors:
Richard S. Skowyra, Bruce W. Wilhelm
Patented Case
View Patent ↗
Granted: Dec 6, 1994
Filed: May 26, 1994
Inventors
Richard S. Skowyra
Bruce W. Wilhelm
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.