Granted Patent
Utility
US 5,343,830 · App. 08/037,986
Circulating fluidized bed reactor with internal primary particle separation and return
Inventors:
Kiplin C. Alexander, Felix Belin, David E. James, David J. Walker
Patented Case
View Patent ↗
Granted: Sep 6, 1994
Filed: Mar 25, 1993
Inventors
Kiplin C. Alexander
Felix Belin
David E. James
David J. Walker
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.