FI62366C - Foerfarande och anordning vid tillverkning av fibermassa av linocellulosahaltigt material - Google Patents

Foerfarande och anordning vid tillverkning av fibermassa av linocellulosahaltigt material Download PDF

Info

Publication number
FI62366C
FI62366C FI791383A FI791383A FI62366C FI 62366 C FI62366 C FI 62366C FI 791383 A FI791383 A FI 791383A FI 791383 A FI791383 A FI 791383A FI 62366 C FI62366 C FI 62366C
Authority
FI
Finland
Prior art keywords
screw
compression
threads
pulp
screws
Prior art date
Application number
FI791383A
Other languages
English (en)
Finnish (fi)
Other versions
FI791383A7 (fi
FI62366B (fi
Inventor
Carl-Olov Bertil Ranzen
Knut Ove Danielsson
Original Assignee
Defibrator Ab
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Defibrator Ab filed Critical Defibrator Ab
Publication of FI791383A7 publication Critical patent/FI791383A7/fi
Application granted granted Critical
Publication of FI62366B publication Critical patent/FI62366B/fi
Publication of FI62366C publication Critical patent/FI62366C/fi

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
    • D21B1/00—Fibrous raw materials or their mechanical treatment
    • D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
    • D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
    • D21B1/30—Defibrating by other means
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
    • D21B1/00—Fibrous raw materials or their mechanical treatment
    • D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
    • D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
FI791383A 1978-05-03 1979-04-27 Foerfarande och anordning vid tillverkning av fibermassa av linocellulosahaltigt material FI62366C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE7805133 1978-05-03
SE7805133A SE422089B (sv) 1978-05-03 1978-05-03 Sett och anordning vid tillverkning av fibermassa av lignocellulosahaltigt material

Publications (3)

Publication Number Publication Date
FI791383A7 FI791383A7 (fi) 1979-11-04
FI62366B FI62366B (fi) 1982-08-31
FI62366C true FI62366C (fi) 1982-12-10

Family

ID=20334839

Family Applications (1)

Application Number Title Priority Date Filing Date
FI791383A FI62366C (fi) 1978-05-03 1979-04-27 Foerfarande och anordning vid tillverkning av fibermassa av linocellulosahaltigt material

Country Status (7)

Country Link
US (1) US4298425A (de)
JP (1) JPS54147201A (de)
BR (1) BR7902657A (de)
CA (1) CA1104855A (de)
DE (1) DE2916754A1 (de)
FI (1) FI62366C (de)
SE (1) SE422089B (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1246374A (en) * 1983-10-24 1988-12-13 Steve Rowland Two stage high consistency refiner
US5023097A (en) * 1988-04-05 1991-06-11 Xylan, Inc. Delignification of non-woody biomass
US4842877A (en) * 1988-04-05 1989-06-27 Xylan, Inc. Delignification of non-woody biomass
US4976819A (en) * 1988-04-28 1990-12-11 Potlatch Corporation Pulp treatment methods
US5076892A (en) * 1989-07-20 1991-12-31 Sprout-Bauer Inc. Apparatus for pressurized refining of lignocellulose material
US5094453A (en) * 1990-07-25 1992-03-10 Douglas Preston L Ball bat with inward off-set center of gravity
US5705216A (en) * 1995-08-11 1998-01-06 Tyson; George J. Production of hydrophobic fibers
GB0119237D0 (en) * 2001-08-07 2001-10-03 Bioregional Minimills Uk Ltd Paper plant
US20060201641A1 (en) * 2001-08-07 2006-09-14 Bioregional Minimills (Uk) Limited Methods for producing pulp and treating black liquor
AT410683B (de) * 2001-12-06 2003-06-25 Andritz Ag Maschf Verfahren und anlage zur herstellung von holzstoff für die papier- und kartonerzeugung
CA2458273C (en) * 2002-07-19 2008-10-07 Andritz Inc. High defiberization chip pretreatment
SE524788C2 (sv) * 2003-02-11 2004-10-05 Metso Paper Sundsvall Ab Förfarande och anordning för framställning och behandling av träfiber
US7368037B2 (en) * 2003-05-21 2008-05-06 Masonite Corporation Refiner steam separation system for reduction of dryer emissions
GB0919422D0 (en) 2009-11-05 2009-12-23 Interface Internat B V Apparatus and method for the manufacture of paper and/or card
DE102013103012A1 (de) * 2013-03-25 2014-09-25 Maschinenfabrik Gustav Eirich Gmbh & Co. Kg Granulatkonditionierer
SE1950263A1 (en) 2019-03-01 2020-06-30 Valmet Oy System and process for refining lignocellulosic biomass material

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2556391A (en) * 1948-01-29 1951-06-12 Elwin A Hawk Screw conveyer apparatus
US2663405A (en) * 1951-08-16 1953-12-22 American Defibrator Screw conveyer and the like having interrupted flights
DE1253031B (de) * 1963-04-03 1967-10-26 Defibrator Ab Verfahren zur Herstellung mechanischen und/oder chemomechanischen Faserstoffs aus lignozellulosehaltigem Material
US3661328A (en) * 1970-03-30 1972-05-09 Bauer Bros Co Pulp refining system and process
SE371657B (de) * 1973-04-05 1974-11-25 Wallen & Co Ab Lennart
SE386694B (sv) * 1973-09-06 1976-08-16 Sca Development Ab Sett for behandling av fibermaterial varvid fibermaterialet forst forvermes med anga i ett forvermarkerl
SE7317565L (de) * 1973-12-28 1975-06-30 Selander Stig Daniel
US4059237A (en) * 1974-02-15 1977-11-22 Oy Keskuslaboratorio - Centrallaboratorium, Ab System for feeding a double disc refiner
SE388445B (sv) * 1974-04-30 1976-10-04 Reinhall Rolf Bertil Skruvpress for urvattning av fibermassa i suspension
FR2319737A1 (fr) * 1975-07-31 1977-02-25 Creusot Loire Procede et machine de fabrication de pate a papier
US4074803A (en) * 1976-04-23 1978-02-21 American Defibrator, Inc. Screw conveyor having stopper bar means
SE413601B (sv) * 1976-06-30 1980-06-09 American Defibrator Sett vid framstellning av fibermassa i en under angtryck staende malapparat samt anordning for genomforande av settet
CA1074606A (en) * 1977-06-08 1980-04-01 Llewellyn E. Clark Method and apparatus for thermo-mechanical pulping
US4236665A (en) * 1979-05-10 1980-12-02 Glass Carl R Mail box post bracket

Also Published As

Publication number Publication date
JPS54147201A (en) 1979-11-17
BR7902657A (pt) 1979-11-20
US4298425A (en) 1981-11-03
CA1104855A (en) 1981-07-14
FI791383A7 (fi) 1979-11-04
SE7805133L (sv) 1979-11-04
FI62366B (fi) 1982-08-31
DE2916754A1 (de) 1979-11-15
SE422089B (sv) 1982-02-15

Similar Documents

Publication Publication Date Title
FI62366B (fi) Foerfarande och anordning vid tillverkning av fibermassa av linocellulosahaltigt material
CA2297958C (en) Method of pretreating lignocellulose fiber-containing material for the pulp making process
Sandberg et al. On the development of the refiner mechanical pulping process–a review
EP3458644B1 (de) Nassgeformter fester poröser körper, verfahren zur steuerung der strukturellen und mechanischen eigenschaften bei der herstellung eines festen porösen körpers und papierherstellung sowie verfahren zum nassformen des festen porösen körpers
US4986480A (en) Method and apparatus for feeding a conical refiner
GB1402516A (en) Process for producing kraft paper laminate
US4292122A (en) Bonding properties of mechanical pulps
US6818099B2 (en) Raw material for printing paper, method to produce it and printing paper
US2374046A (en) Method of disintegrating cellulosecontaining structures
US4456503A (en) Apparatus for manfacturing mechanical pulp
US4606789A (en) Method for manufacturing cellulose pulp using plural refining and fiber separation steps with reject recycling
US5000823A (en) Method and apparatus for the processing of groundwood pulp to remove coarse particulate lignocellulosic material
US4684073A (en) Apparatus for thickening and refining fibre-pulp suspensions
US3801434A (en) Method in the manufacture of lignocellulosic fibreboard
JPH01501953A (ja) 機械パルプを処理する方法
US3089655A (en) Processing waste paper or the like
US4221630A (en) Wet method of preparing fiberboard products in a substantially closed and balanced white water system
FI982539A0 (fi) Menetelmä ja laite selluloosarainan muodostamiseksi
CA1136912A (en) Method and apparatus for efficiently producing cellulosic pulp by the thermo mechanical pulping method
SE461472B (sv) Lignocellulosamaterial med arkstruktur foer torrdesintegrering och foerfarande foer framstaellning daerav
US3340138A (en) Process for separation of springwood and summerwood of coniferous woods
US5964421A (en) Method and arrangement for treatment of reject material
EP0345234A2 (de) Speisesystem für den Former einer Maschine zur Trockenherstellung von Papier
US4406734A (en) Method for the manufacture of mechanical pulp
FI74056B (fi) Foerfarande foer framstaellning av traeflis.

Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: DEFIBRATOR AKTIEBOLAG