Paper making and fiber liberation – Processes and products – Non-fiber additive
Reexamination Certificate
2005-09-21
2008-11-11
Halpern, Mark (Department: 1791)
Paper making and fiber liberation
Processes and products
Non-fiber additive
C162S199000
Reexamination Certificate
active
07449086
ABSTRACT:
A method for decreasing the amount of contaminants in a papermaking a process is disclosed. The method involves adding an effective amount of SMS to said papermaking process.
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Gray Ross T.
Keiser Bruce A.
Sherman Laura M.
DiMattia Peter A.
Halpern Mark
Nalco Company
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