FI42161C - Tapa mekaanisten ja puolikemiallisten massojen valmistamiseksi jatkuvasti lignoselluloosapitoisesta aineesta - Google Patents

Tapa mekaanisten ja puolikemiallisten massojen valmistamiseksi jatkuvasti lignoselluloosapitoisesta aineesta

Info

Publication number
FI42161C
FI42161C FI640683A FI68364A FI42161C FI 42161 C FI42161 C FI 42161C FI 640683 A FI640683 A FI 640683A FI 68364 A FI68364 A FI 68364A FI 42161 C FI42161 C FI 42161C
Authority
FI
Finland
Prior art keywords
semi
mechanical
continuous production
lignocellulosic material
chemical pulps
Prior art date
Application number
FI640683A
Other languages
English (en)
Other versions
FI42161B (fi
Inventor
Asplund Arne Johan Arthur
Reinhall Rolf Bertil
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 FI42161B publication Critical patent/FI42161B/fi
Application granted granted Critical
Publication of FI42161C publication Critical patent/FI42161C/fi

Links

Classifications

    • 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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/22—Other features of pulping processes
    • D21C3/26—Multistage processes
    • 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
    • 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
    • D21B1/36—Explosive disintegration by sudden pressure reduction
    • 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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/22—Other features of pulping processes
    • D21C3/24—Continuous processes
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
    • D21D1/00—Methods of beating or refining; Beaters of the Hollander type
    • D21D1/20—Methods of refining
    • D21D1/30—Disc mills

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
FI640683A 1963-04-03 1964-04-01 Tapa mekaanisten ja puolikemiallisten massojen valmistamiseksi jatkuvasti lignoselluloosapitoisesta aineesta FI42161C (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE368263 1963-04-03

Publications (2)

Publication Number Publication Date
FI42161B FI42161B (fi) 1970-02-02
FI42161C true FI42161C (fi) 1970-05-11

Family

ID=20262649

Family Applications (1)

Application Number Title Priority Date Filing Date
FI640683A FI42161C (fi) 1963-04-03 1964-04-01 Tapa mekaanisten ja puolikemiallisten massojen valmistamiseksi jatkuvasti lignoselluloosapitoisesta aineesta

Country Status (8)

Country Link
US (1) US3446699A (fi)
AT (1) AT260008B (fi)
BE (1) BE646028A (fi)
CH (1) CH423451A (fi)
DE (1) DE1253031B (fi)
FI (1) FI42161C (fi)
GB (1) GB1057232A (fi)
NL (1) NL6403555A (fi)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3919041A (en) * 1969-02-06 1975-11-11 Ethyl Corp Multi-stage chlorine dioxide delignification of wood pulp
US3632469A (en) * 1969-06-05 1972-01-04 Ethyl Corp Process for the manufacture of dissolving grade pulp
US4002528A (en) * 1972-02-18 1977-01-11 Kamyr, Inc. Apparatus for processing pulp
US4037792A (en) * 1972-10-23 1977-07-26 Sca Development Aktiebolag Continuously refining raw fibrous material to produce mechanical refiner pulp
AT330562B (de) * 1972-10-23 1976-07-12 Sca Project Ab Verfahren zur herstellung von mechanisch verfeinertem faserstoff hoher dichte
US3929558A (en) * 1974-03-11 1975-12-30 Ontario Paper Co Ltd Method of adding a soluble aluminum salt to chemically softened wood chips followed by mechanical refining
US4152197A (en) * 1974-09-23 1979-05-01 Mo Och Domsjo Ab Process for preparing high-yield cellulose pulps by vapor phase pulping an unpulped portion of lignocellulosic material and a partially chemically pulped portion
SE413684C (sv) * 1974-09-23 1987-05-18 Mo Och Domsjoe Ab Forfarande for framstellning av cellulosamassa i utbytesomradet 65-95 %
US4217169A (en) * 1975-12-12 1980-08-12 Aizenberg Sergei A Method of manufacturing fibrous sheet material
US4116758A (en) * 1976-05-14 1978-09-26 Canadian International Paper Co. Method of producing high yield chemimechanical pulps
SE409476B (sv) * 1978-02-17 1979-08-20 Sca Development Ab Sett for fraffinering av lignocellulosahaltigt material
SE422089B (sv) * 1978-05-03 1982-02-15 Defibrator Ab Sett och anordning vid tillverkning av fibermassa av lignocellulosahaltigt material
US4689117A (en) * 1980-11-24 1987-08-25 Process Evaluation And Development Corporation Thermomechanical digestion process for enhancing the brightness of cellulose pulp using bleachants
US4699691A (en) * 1980-11-24 1987-10-13 W. R. Grace & Co. Thermomechanical digestion process
AU570034B2 (en) * 1983-04-20 1988-03-03 Process Evaluation And Development Corp. Continuous pulp digester
ZA837927B (en) * 1983-05-23 1985-01-30 Process Evaluation Devel Thermomechanical digestion process using bleachants
SE456430B (sv) * 1985-11-06 1988-10-03 Sunds Defibrator Sett for framstellning av mekanisk massa
CN1157016A (zh) * 1995-06-12 1997-08-13 安德里兹·斯普劳特-鲍尔有限公司 低停留时间、高温和高速的木屑研磨
US6899791B2 (en) * 1997-08-08 2005-05-31 Andritz Inc. Method of pretreating lignocellulose fiber-containing material in a pulp refining process
US7368037B2 (en) * 2003-05-21 2008-05-06 Masonite Corporation Refiner steam separation system for reduction of dryer emissions
AT518800B1 (de) * 2016-06-17 2019-09-15 Andritz Ag Maschf Verfahren zur herstellung von faserstoff
CN109208364B (zh) * 2018-08-24 2020-08-18 武汉迪因生物科技有限公司 蒸汽爆破装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE886839C (de) * 1953-07-02 Phrix Werke Ag Verfahren und Vorrichtung zur kontinuierlichen Behandlung von cellulosehaltigen Ausgangsstoffen mit Kochfluessigkeiten
US2641164A (en) * 1946-07-08 1953-06-09 Hill Harold Sanford Method for processing fibrous pulp
US2697661A (en) * 1946-07-31 1954-12-21 Alton Box Board Co Digestion of pulp

Also Published As

Publication number Publication date
BE646028A (fi) 1964-07-31
AT260008B (de) 1968-02-12
CH423451A (de) 1966-10-31
FI42161B (fi) 1970-02-02
NL6403555A (fi) 1964-10-05
DE1253031B (de) 1967-10-26
US3446699A (en) 1969-05-27
GB1057232A (en) 1967-02-01

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