Granted Patent
Utility
US 6,007,604 · App. 09/134,310
Nozzle assembly for a scrubbing column
Inventor:
Theo Risse
Patented Case
View Patent ↗
Granted: Dec 28, 1999
Filed: Aug 14, 1998
Inventor
Theo Risse
Assignee (at issue)
Lurgi Lentjes Bischoff GmbH
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.