Granted Patent
Utility
US 5,983,642 · App. 08/949,252
Combustor with two stage primary fuel tube with concentric members and flow regulating
Inventors:
David M. Parker, Graydon Lane Whidden, Wendel Zolyomi
Patented Case
View Patent ↗
Granted: Nov 16, 1999
Filed: Oct 13, 1997
Inventors
David M. Parker
Graydon Lane Whidden
Wendel Zolyomi
Assignee (at issue)
Siemens Westinghouse Power Corporation
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.