Method, process and apparatus for converting wood, wood...

Details Method, process and apparatus for converting wood, wood... Method, process and apparatus for converting wood, wood...

D - Textiles, Paper

21

C

9/2, 341/38, 92/

D21C 7/12 (2006.01) D21B 1/02 (2006.01) D21C 3/22 (2006.01)

Patent

CA 1212505

ABSTRACT A method, process, and apparatus are described wherein includes conveying means for feeding chips and wood residue in a continuous fashion for chemical pretreating, compressing, deairing, dewatering, pressure steaming, pressure releasing, all in accordace with predetermined time intervals, concentration of chemicals in relation to fibre dry weight and retension time in pressure steaming vessel, defibrating chips and wood residue, means to interpret rate of feed to control residue movement throughout the process, according to a predetermined schedule, stored in the memory to further advance the defibrated residue into refiner and further discharging the refined pulp for other treatment.

459020

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