Pulping and Treatment
(819) 376-5075, ext.
gaston.michaud@cegeptr.qc.ca
gaston.michaud@cegeptr.qc.ca
Intervention fields
- Chips impregnation
- High yield pulping processes : RMP, TMP, CTMP, APP
- Pulp fractionation
- High yield pulp bleaching
- Improve pulp caracteristics
- Separation processes (screen, hydrocyclone, flotation)
- Pulp washing and thickening
- Development of new equipments and new products
Expertise
- High and low consistency refining
- Screen and hydrocyclone fractionation
- Mechanical pulp application in packaging products (papers and boards)
- Hydrogen peroxyde and sodium hydrosulfite bleaching
- Pulp characterization
- Softwood and hardwood pulping
- Low consistency refining
- Recycling and deinking processes
- Screen and hydrocyclone separation
- Process operation and piloting
- Repulpability and recyclability of containerboards
- Process development
Our equipment
FOR PULPING
- Pilot scale
- Chip screens
- Chip washer
- Impregnation system
- High consistency refiners
- Low consistency refiners
FOR BLEACHING
- Laboratory scale
- Mixers
- Thermostatic baths
- Polyethylene bags
- Pilot scale
- Liquor preparation system
- High consistency mixers
- High consistency pulper
Atmospheric and pressurized reactor
PULP TREATMENT
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- Laboratory scale
- Pulpers
- Flotation cells
- Screens
- Centrifuge
- Mixer
- Pilot scale
- High consistency pulper
- Tornado pulper
- High density hydrocyclone
- Coarse screen
- Flotation cell and column
- Light contaminant hydrocyclones (2 stages)
- Heavy contaminant hydrocyclones (4 stages)
- Fine screens (P1, P2, S)
- Gravity decker
- Sidehill screen
- Disk filter
- Screw press
- Low consistency refiners (disk and conical)
- Tanks, pumps, agitators
- Laboratory scale
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