Granted Patent
Utility
US 5,849,151 · App. 08/863,908
Continuous digester having means for implementing low dissolved solids profiling
Inventors:
Bruno Marcoccia, J. Robert Prough, Richard O. Laakso, R. Fred Chasse
Patented Case
View Patent ↗
Granted: Dec 15, 1998
Filed: May 27, 1997
Inventors
Bruno Marcoccia
J. Robert Prough
Richard O. Laakso
R. Fred Chasse
Assignee (at issue)
Ahlstrom Machinery, 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.