Granted Patent
Utility
US 5,643,344 · App. 08/388,332
Dry scrubber with forced recirculation
Inventors:
Thomas W. Strock, Paul Dykshoorn
Patented Case
View Patent ↗
Granted: Jul 1, 1997
Filed: Feb 14, 1995
Inventors
Thomas W. Strock
Paul Dykshoorn
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.