Granted Patent
Utility
US 6,790,367 · App. 10/284,173
Method and apparatus for separating and measuring solids from multi-phase well fluids
Inventors:
Kevin Schmigel, David Speed, Peter Stefureak
Patented Case
View Patent ↗
Granted: Sep 14, 2004
Filed: Oct 31, 2002
Inventors
Kevin Schmigel
David Speed
Peter Stefureak
Assignee (at issue)
Northland Energy 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.