Granted Patent
Utility
US 6,777,452 · App. 10/107,915
Promoted skeletal iron catalysts for Fischer-Tropsch synthesis processes
Inventors:
Peizheng Zhou, Yijun Lu
Patented Case
View Patent ↗
Granted: Aug 17, 2004
Filed: Mar 27, 2002
Inventors
Peizheng Zhou
Yijun Lu
Assignees (at issue)
Hydrocarbon Technologies
Institue of Coal Chemistry
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.