Granted Patent
Utility
US 4,479,871 · App. 06/570,664
Process to separate natural gas liquids from nitrogen-containing natural gas
Inventors:
Ravindra F. Pahade, John B. Saunders, James J. Maloney
Patented Case
View Patent ↗
Granted: Oct 30, 1984
Filed: Jan 13, 1984
Inventors
Ravindra F. Pahade
John B. Saunders
James J. Maloney
Assignee (at issue)
Union Carbide 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.