Paper making and fiber liberation – Processes of chemical liberation – recovery or purification... – With washing
Reexamination Certificate
2007-10-16
2007-10-16
Hug, Eric (Department: 1731)
Paper making and fiber liberation
Processes of chemical liberation, recovery or purification...
With washing
C162S041000, C162S042000, C162S048000, C162S055000, C162S065000, C162S189000
Reexamination Certificate
active
10718395
ABSTRACT:
Separation of dissolved and colloidal high molecular weight organic by-products from liquors or filtrates in a cellulosic pulping process to improve the overall efficiency of the process.
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Design IP
Hug Eric
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