Granted Patent
Utility
US 6,824,590 · App. 10/341,663
Use of lithium-containing fau in air separation processes including water and/or carbon dioxide removal
Inventors:
Douglas Paul Dee, Robert L. Chiang, Gregory John Gondecki, Roger Dean Whitley, Jane Elizabeth Ostroski
Patented Case
View Patent ↗
Granted: Nov 30, 2004
Filed: Jan 13, 2003
Inventors
Douglas Paul Dee
Robert L. Chiang
Gregory John Gondecki
Roger Dean Whitley
Jane Elizabeth Ostroski
Assignee (at issue)
Air Products and Chemicals, 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.