Granted Patent
Utility
US 6,308,778 · App. 09/512,118
Compositions and methods of catalyzing the rate of iron reduction during acid treatment of wells
Inventors:
Magdy Girgis-Ghaly, John Delorey
Patented Case
View Patent ↗
Granted: Oct 30, 2001
Filed: Feb 24, 2000
Inventors
Magdy Girgis-Ghaly
John Delorey
Assignee (at issue)
BJ SERVICES, LLC
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.