Granted Patent
Utility
US 5,401,130 · App. 08/173,539
Internal circulation fluidized bed (ICFB) combustion system and method of operation thereof
Inventors:
John H. Chiu, Michael Hargrove, Glen D. Jukkola, Mark Douglas, Stuart Morrison, Steve Wong
Patented Case
View Patent ↗
Granted: Mar 28, 1995
Filed: Dec 23, 1993
Inventors
John H. Chiu
Michael Hargrove
Glen D. Jukkola
Mark Douglas
Stuart Morrison
Steve Wong
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.