Granted Patent
Utility
US 4,272,499 · App. 06/098,069
Process and apparatus for the removal of particulate matter and reactive or water soluble gases from carrier gases
Inventors:
Robert W. Cason, Orvis L. Holland, Floyd C. Russell, Malley R. Bass, James L. Frier
Patented Case
View Patent ↗
Granted: Jun 9, 1981
Filed: Nov 28, 1979
Inventors
Robert W. Cason
Orvis L. Holland
Floyd C. Russell
Malley R. Bass
James L. Frier
Assignee (at issue)
Lone Star Steel Company, L.P.
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.