Granted Patent
Utility
US 6,092,490 · App. 09/054,662
Heat recovery steam generator
Inventors:
Donald William Bairley, Mark Palkes, Richard E. Waryasz
Patented Case
View Patent ↗
Granted: Jul 25, 2000
Filed: Apr 3, 1998
Inventors
Donald William Bairley
Mark Palkes
Richard E. Waryasz
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.