Granted Patent
Utility
US 4,565,324 · App. 06/499,875
Nozzle structure for sootblower
Inventors:
Edward Rebula, Alexander J. Kurasz
Patented Case
View Patent ↗
Granted: Jan 21, 1986
Filed: Jun 1, 1983
Inventors
Edward Rebula
Alexander J. Kurasz
Assignee (at issue)
The Babcock & Wilcox Company
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.