Granted Patent
Utility
US 5,700,970 · App. 08/543,086
Broken-emulsion and process for recycling emulsion explosives
Inventor:
Melvin A. McNicol
Patented Case
View Patent ↗
Granted: Dec 23, 1997
Filed: Oct 13, 1995
Inventor
Melvin A. McNicol
Assignee (at issue)
ICI Canada, 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.