Granted Patent
Utility
US 6,793,013 · App. 10/338,701
Polygonal heat exchange chamber including a tapered portion lined with water tube panels and method of lining a tapered portion of a polygonal heat exchange chamber with such panels
Inventor:
Ponnusami K. Gounder
Patented Case
View Patent ↗
Granted: Sep 21, 2004
Filed: Jan 9, 2003
Inventor
Ponnusami K. Gounder
Assignee (at issue)
Foster Wheeler Energy Limited
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.