FI62368C - Saett och anordning foer framstaellning av cellulosamassa - Google Patents

Saett och anordning foer framstaellning av cellulosamassa Download PDF

Info

Publication number
FI62368C
FI62368C FI782398A FI782398A FI62368C FI 62368 C FI62368 C FI 62368C FI 782398 A FI782398 A FI 782398A FI 782398 A FI782398 A FI 782398A FI 62368 C FI62368 C FI 62368C
Authority
FI
Finland
Prior art keywords
grinding
channels
gap
refiner
segments
Prior art date
Application number
FI782398A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI62368B (fi
FI782398A (fi
Inventor
Gustaf Rune Hellerqvist
Original Assignee
Sca Development 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 Sca Development Ab filed Critical Sca Development Ab
Publication of FI782398A publication Critical patent/FI782398A/fi
Publication of FI62368B publication Critical patent/FI62368B/fi
Application granted granted Critical
Publication of FI62368C publication Critical patent/FI62368C/fi

Links

Classifications

    • 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

  • Paper (AREA)
  • Crushing And Grinding (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Optical Measuring Cells (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
FI782398A 1977-09-30 1978-08-03 Saett och anordning foer framstaellning av cellulosamassa FI62368C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE7710948 1977-09-30
SE7710948A SE418309B (sv) 1977-09-30 1977-09-30 Sett och anordning vid raffinering av fibermaterial i en skivraffinor

Publications (3)

Publication Number Publication Date
FI782398A FI782398A (fi) 1979-03-31
FI62368B FI62368B (fi) 1982-08-31
FI62368C true FI62368C (fi) 1982-12-10

Family

ID=20332426

Family Applications (1)

Application Number Title Priority Date Filing Date
FI782398A FI62368C (fi) 1977-09-30 1978-08-03 Saett och anordning foer framstaellning av cellulosamassa

Country Status (13)

Country Link
US (1) US4221631A (xx)
JP (1) JPS5450601A (xx)
AT (1) AT363313B (xx)
AU (1) AU513906B2 (xx)
BR (1) BR7806453A (xx)
CA (1) CA1079559A (xx)
DE (1) DE2839390C3 (xx)
FI (1) FI62368C (xx)
FR (1) FR2404707A1 (xx)
NO (1) NO782653L (xx)
NZ (1) NZ188339A (xx)
SE (1) SE418309B (xx)
SU (1) SU837331A3 (xx)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4401280A (en) * 1980-09-08 1983-08-30 Sunds Defibrator, Inc. Disc-type pulp refining apparatus
US4537675A (en) * 1982-05-13 1985-08-27 In-Situ, Inc. Upgraded solvents in coal liquefaction processes
SE463821B (sv) * 1986-02-11 1991-01-28 Kamyr Ab Foerfarande foer att saenka energifoerbrukningen vid raffinering av en blandning eller suspension av fibermaterial
US5047118A (en) * 1986-04-10 1991-09-10 Kamyr Ab Method for decreasing energy consumption during refining of fiber material at a reduced grinding frequency while maintaining capacity
US5152871A (en) * 1986-04-10 1992-10-06 Kamyr Ab Method for decreasing energy consumption during refining of fiber material while maintaining capacity
SE456748B (sv) * 1986-04-10 1988-10-31 Kamyr Ab Foerfarande och anordning foer raffinering av fibermaterial
US4986480A (en) * 1989-06-29 1991-01-22 Kamyr Ab Method and apparatus for feeding a conical refiner
US5248099A (en) * 1991-04-05 1993-09-28 Andritz Sprout-Bauer, Inc. Three zone multiple intensity refiner
US5373995A (en) * 1993-08-25 1994-12-20 Johansson; Ola M. Vented refiner and venting process
US5645690A (en) * 1996-09-11 1997-07-08 Westvaco Corporation Pressure relief system for treating fibrous materials under pressure
US5988538A (en) * 1998-07-28 1999-11-23 J&L Fiber Services, Inc. Refiner disc having steam exhaust channel
US6024308A (en) * 1998-11-11 2000-02-15 J&L Fiber Services, Inc. Conically tapered disc-shaped comminution element for a disc refiner
US7347392B2 (en) * 2005-02-28 2008-03-25 J & L Fiber Services, Inc. Refiners and methods of refining pulp
US20130001334A1 (en) * 2005-02-28 2013-01-03 Johansson Ola M Refiners and methods of refining pulp
US8061643B2 (en) * 2007-12-06 2011-11-22 Andritz Inc. Refiner plate fixtures for quick replacement, and methods and assemblies therefor
FI124393B (fi) 2008-06-19 2014-08-15 Valmet Technologies Inc Jauhin ja menetelmä kuitumaisen materiaalin jauhamiseksi ja teräsegmentti kuitumaisen materiaalin jauhamiseksi tarkoitettuun jauhimeen
WO2009155541A2 (en) * 2008-06-21 2009-12-23 J&L Fiber Services, Inc. Refiner plate assembly and method with evacuation of refining zone
SE540681C2 (en) * 2017-03-03 2018-10-09 Valmet Oy Steam evacuation in a pulp or fiber refiner
SE541111C2 (en) 2017-06-19 2019-04-09 Valmet Oy Steam evacuation in a pulp or fiber refiner
SE1751058A1 (en) * 2017-09-01 2018-12-11 Valmet Oy Refiner segment in a fiber refiner
SE543499C2 (en) 2020-02-12 2021-03-09 Valmet Oy Center ring provided with wings

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE362671B (xx) * 1972-05-09 1973-12-17 Sca Project Ab
SE371654B (xx) * 1973-11-09 1974-11-25 Sca Project Ab
SU486101A1 (ru) * 1973-12-14 1975-09-30 Дискова мельница
SE403916B (sv) * 1975-06-04 1978-09-11 Rolf Bertil Reinhall Anordning vid malapparater for lignocellulosahaltigt material

Also Published As

Publication number Publication date
AT363313B (de) 1981-07-27
NZ188339A (en) 1982-03-30
CA1079559A (en) 1980-06-17
AU3931978A (en) 1980-03-06
DE2839390A1 (de) 1979-04-05
AU513906B2 (en) 1981-01-15
BR7806453A (pt) 1979-04-24
FI62368B (fi) 1982-08-31
SE7710948L (sv) 1979-03-31
SU837331A3 (ru) 1981-06-07
FR2404707A1 (fr) 1979-04-27
SE418309B (sv) 1981-05-18
FI782398A (fi) 1979-03-31
NO782653L (no) 1979-04-02
JPS5450601A (en) 1979-04-20
US4221631A (en) 1980-09-09
DE2839390B2 (de) 1980-09-18
ATA565078A (de) 1980-12-15
FR2404707B1 (xx) 1981-01-09
DE2839390C3 (de) 1981-09-10
JPS578240B2 (xx) 1982-02-15

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: SCA DEVELOPMENT AKTIEBOLAG