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Impregnation and digestion of wood chips

Paper making and fiber liberation – Processes of chemical liberation – recovery or purification... – Continuous chemical treatment or continuous charging or...
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Impregnation of cellulose-containing material with black liquor

Paper making and fiber liberation – Processes of chemical liberation – recovery or purification... – Continuous chemical treatment or continuous charging or...
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Impregnation of chips with an acid liquid prior to a...

Paper making and fiber liberation – Processes of chemical liberation – recovery or purification... – With regeneration – reclamation – reuse – recycling or...
Reexamination Certificate

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Impregnation of fiber material in two subsequent concurrent impr

Paper making and fiber liberation – Processes of chemical liberation – recovery or purification... – Continuous chemical treatment or continuous charging or...
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Increasing the capacity of a recovery boiler by withdrawing some

Paper making and fiber liberation – Processes of chemical liberation – recovery or purification... – With regeneration – reclamation – reuse – recycling or...
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Inhibiting scaling in alkaline waste liquor evaporators

Paper making and fiber liberation – Processes of chemical liberation – recovery or purification... – With cleaning – preserving or conditioning of apparatus
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Inhibition of hydrogen peroxide decomposing enzymes during bleac

Paper making and fiber liberation – Processes of chemical liberation – recovery or purification... – Waste paper or textile waste
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Inhibition of pulp and paper yellowing using nitroxides,...

Paper making and fiber liberation – Processes of chemical liberation – recovery or purification... – Treatment with particular chemical
Reexamination Certificate

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Ink removal from waste paper

Paper making and fiber liberation – Processes of chemical liberation – recovery or purification... – Waste paper or textile waste
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Inorganic fiber mat using mineral wool and related process and a

Paper making and fiber liberation – Processes of chemical liberation – recovery or purification... – Mineral fibers
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Installation for the continuous-flow production of stabilized ch

Paper making and fiber liberation – Processes of chemical liberation – recovery or purification... – Chemical treatment after start or completion of mechanical...
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Integrated pulping process of waste paper yielding tissue-grade

Paper making and fiber liberation – Processes of chemical liberation – recovery or purification... – Waste paper or textile waste
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Integrated wastepaper treatment process

Paper making and fiber liberation – Processes of chemical liberation – recovery or purification... – Waste paper or textile waste
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Intergral pulp mill and method of constructing an integral mill

Paper making and fiber liberation – Processes of chemical liberation – recovery or purification... – With testing – sampling or analyzing
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Internal sizing with black liquid

Paper making and fiber liberation – Processes of chemical liberation – recovery or purification... – With non-fiber material added to product
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Interstage treatment of mechanical pulp

Paper making and fiber liberation – Processes of chemical liberation – recovery or purification... – Treatment with particular chemical
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