Paper making and fiber liberation – Apparatus
Reexamination Certificate
2011-07-19
2011-07-19
Halpern, Mark (Department: 1741)
Paper making and fiber liberation
Apparatus
Reexamination Certificate
active
07981251
ABSTRACT:
An apparatus for feeding one or more chemicals into a process stream of a papermaking process is disclosed, as well as a method of utilizing the apparatus for feeding one or more chemicals into a process stream is disclosed.
REFERENCES:
patent: 3428520 (1969-02-01), Yiannos
patent: 2004/0238455 (2004-12-01), Leino
Jacobson Tommy
Latva Martti
Salonen Mika
Carlsen Benjamin E.
Halpern Mark
Martin Michael B.
Nalco Company
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