Granted Patent
Utility
US 6,416,281 · App. 09/404,466
Method and arrangement for cooling the flow in radial gaps formed between rotors and stators of turbomachines
Inventors:
Joachim Bremer, Michajlo Bothien, Jurg Greber, Ulf Müller, Dirk Wunderwald, Helmut Gieszauf
Patented Case
View Patent ↗
Granted: Jul 9, 2002
Filed: Sep 24, 1999
Inventors
Joachim Bremer
Michajlo Bothien
Jurg Greber
Ulf Müller
Dirk Wunderwald
Helmut Gieszauf
Assignee (at issue)
Asea Brown Boveri, S.A.
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.