FI840313A - Apparat foer behandling av cellulosamaterial. - Google Patents

Apparat foer behandling av cellulosamaterial. Download PDF

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Publication number
FI840313A
FI840313A FI840313A FI840313A FI840313A FI 840313 A FI840313 A FI 840313A FI 840313 A FI840313 A FI 840313A FI 840313 A FI840313 A FI 840313A FI 840313 A FI840313 A FI 840313A
Authority
FI
Finland
Prior art keywords
treatment liquid
treatment
cellulosamaterial
screw feeder
chamber
Prior art date
Application number
FI840313A
Other languages
English (en)
Other versions
FI75195B (fi
FI75195C (fi
FI840313A0 (fi
Inventor
John Frederick Engall
Original Assignee
Bauer Bros Co
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 Bauer Bros Co filed Critical Bauer Bros Co
Publication of FI840313A0 publication Critical patent/FI840313A0/fi
Publication of FI840313A publication Critical patent/FI840313A/fi
Publication of FI75195B publication Critical patent/FI75195B/fi
Application granted granted Critical
Publication of FI75195C publication Critical patent/FI75195C/fi

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J3/00—Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor
    • B01J3/02—Feed or outlet devices therefor
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C7/00—Digesters

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Paper (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Control And Other Processes For Unpacking Of Materials (AREA)
  • Chemical And Physical Treatments For Wood And The Like (AREA)
FI840313A 1983-01-27 1984-01-26 Apparat foer behandling av cellulosamaterial. FI75195C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US46131483 1983-01-27
US06/461,314 US4491504A (en) 1983-01-27 1983-01-27 Apparatus for treating cellulosic material with a screw feeder extending internally within a treatment vessel

Publications (4)

Publication Number Publication Date
FI840313A0 FI840313A0 (fi) 1984-01-26
FI840313A true FI840313A (fi) 1984-07-28
FI75195B FI75195B (fi) 1988-01-29
FI75195C FI75195C (fi) 1988-05-09

Family

ID=23832072

Family Applications (1)

Application Number Title Priority Date Filing Date
FI840313A FI75195C (fi) 1983-01-27 1984-01-26 Apparat foer behandling av cellulosamaterial.

Country Status (7)

Country Link
US (1) US4491504A (fi)
EP (1) EP0114987B1 (fi)
JP (1) JPS59137590A (fi)
AT (1) ATE25410T1 (fi)
CA (1) CA1230002A (fi)
DE (1) DE3369715D1 (fi)
FI (1) FI75195C (fi)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62187000U (fi) * 1986-05-16 1987-11-27
US5192587A (en) * 1991-08-23 1993-03-09 Kurtz Bros., Inc. Method for coloring wood chips
FR2692253B1 (fr) * 1992-06-12 1995-03-24 Lafarge Ciments Sa Procédé d'extinction continue de cendres à teneur en chaux vive élevée et installation pour sa mise en Óoeuvre.
CN1168596C (zh) * 1998-08-03 2004-09-29 斯泰克技术公司 供应颗粒或纤维材料堆的方法和设备
US7113452B2 (en) 2000-09-13 2006-09-26 Citizen Watch Co., Ltd. Electronic timepiece
DE10139128A1 (de) * 2001-08-09 2003-02-27 Herbert Georg Nopper Vorrichtung und Verfahren zur Vakuumimprägnierung
AT412787B (de) * 2003-03-10 2005-07-25 Andritz Ag Maschf Verfahren und vorrichtung zum austragen von lignozellulosem rohmaterial aus einem kocher und zur förderung des rohmaterials zu einem refiner
US20090019771A1 (en) * 2007-07-21 2009-01-22 Pearson Larry E Apparatus to convey material to a pressurized vessel and method for the same
CA2672659A1 (en) * 2009-07-17 2011-01-17 Murray J. Burke Process apparatus with output valve and operation thereof
CA2672584A1 (en) * 2009-07-17 2011-01-17 Murray J. Burke Compression apparatus and method
CA2672675A1 (en) * 2009-07-17 2011-01-17 Murray J. Burke Feeder with active flow modulator and method
CA2672674A1 (en) * 2009-07-17 2011-01-17 Murray J. Burke Compression apparatus with variable speed screw and method
US9644317B2 (en) * 2014-11-26 2017-05-09 International Paper Company Continuous digester and feeding system

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2673690A (en) * 1951-10-27 1954-03-30 Hercules Powder Co Ltd Method for the digestion of cellulose-bearing material
DE1008104B (de) * 1955-11-17 1957-05-09 Escher Wyss Gmbh Einrichtung zum kontinuierlichen Evakuieren und Traenken von faserhaltigen Stoffen der Zellstoffindustrie
US3135651A (en) * 1959-11-30 1964-06-02 Bauer Bros Co Digester
US3111832A (en) * 1962-03-12 1963-11-26 Bauer Bros Co Counter-current pulp conditioner
FI44513C (fi) * 1963-01-08 1971-11-10 Defibrator Ab Laite kuitumassan jatkuvaa valmistamista varten lignoselluloosapitoisesta aineesta
US3549483A (en) * 1967-08-04 1970-12-22 Lummus Co Impregnation and digestion of cellulosic material in a single vessel
US3841465A (en) * 1972-03-06 1974-10-15 Awt Systems Inc Solids feed to a pressurized reactor
JPS5434552B2 (fi) * 1973-06-18 1979-10-27

Also Published As

Publication number Publication date
US4491504A (en) 1985-01-01
CA1230002A (en) 1987-12-08
FI75195B (fi) 1988-01-29
JPS59137590A (ja) 1984-08-07
EP0114987A3 (en) 1984-10-03
FI75195C (fi) 1988-05-09
EP0114987B1 (en) 1987-02-04
JPS6357555B2 (fi) 1988-11-11
FI840313A0 (fi) 1984-01-26
ATE25410T1 (de) 1987-02-15
DE3369715D1 (en) 1987-03-12
EP0114987A2 (en) 1984-08-08

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Legal Events

Date Code Title Description
MM Patent lapsed
MM Patent lapsed

Owner name: THE BAUER BROS. CO.