Granted Patent
Utility
US 6,183,540 · App. 09/384,465
Method and apparatus for removing aromatic hydrocarbons from a gas stream prior to an amine-based gas sweetening process
Inventor:
Jonathan E. Thonsgaard
Patented Case
View Patent ↗
Granted: Feb 6, 2001
Filed: Aug 27, 1999
Inventor
Jonathan E. Thonsgaard
Assignee (at issue)
Kinder Morgan, 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.