FI70605C - Foerfarande och anordning foer framstaellning av mekanisk massa - Google Patents

Foerfarande och anordning foer framstaellning av mekanisk massa Download PDF

Info

Publication number
FI70605C
FI70605C FI803229A FI803229A FI70605C FI 70605 C FI70605 C FI 70605C FI 803229 A FI803229 A FI 803229A FI 803229 A FI803229 A FI 803229A FI 70605 C FI70605 C FI 70605C
Authority
FI
Finland
Prior art keywords
grinding
grinding wheel
chamber
pulp
end surfaces
Prior art date
Application number
FI803229A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI70605B (fi
FI803229L (fi
Inventor
Hjalmar Sten Ingemar Bystedt
Original Assignee
Sunds Defibrator
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 Sunds Defibrator filed Critical Sunds Defibrator
Publication of FI803229L publication Critical patent/FI803229L/fi
Application granted granted Critical
Publication of FI70605B publication Critical patent/FI70605B/fi
Publication of FI70605C publication Critical patent/FI70605C/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
    • D21B1/14—Disintegrating in mills
    • D21B1/18—Disintegrating in mills in magazine-type machines
    • D21B1/22—Disintegrating in mills in magazine-type machines with screw feed

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
  • Crushing And Grinding (AREA)
  • Prostheses (AREA)
FI803229A 1979-10-10 1980-10-10 Foerfarande och anordning foer framstaellning av mekanisk massa FI70605C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE7908411 1979-10-10
SE7908411A SE420223B (sv) 1979-10-10 1979-10-10 Forfarande och anordning for framstellning av mekanisk massa

Publications (3)

Publication Number Publication Date
FI803229L FI803229L (fi) 1981-04-11
FI70605B FI70605B (fi) 1986-06-06
FI70605C true FI70605C (fi) 1986-09-24

Family

ID=20339028

Family Applications (1)

Application Number Title Priority Date Filing Date
FI803229A FI70605C (fi) 1979-10-10 1980-10-10 Foerfarande och anordning foer framstaellning av mekanisk massa

Country Status (8)

Country Link
US (2) US4372810A (pt)
JP (1) JPS5663087A (pt)
BR (1) BR8006521A (pt)
CA (1) CA1152370A (pt)
DE (1) DE3038387A1 (pt)
FI (1) FI70605C (pt)
NO (1) NO803020L (pt)
SE (1) SE420223B (pt)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE430618B (sv) * 1980-12-23 1983-11-28 Sunds Defibrator Forfarande och slipverk for framstellning av fibermassa fran lignocellulosahaltigt material, sasom vedflis eller liknande
US4869783A (en) * 1986-07-09 1989-09-26 The Mead Corporation High-yield chemical pulping
US5383608A (en) * 1993-03-22 1995-01-24 Andritz Sprout-Bauer, Inc. Twin conical refiner with dual ribbon feeders
US6364998B1 (en) * 1995-06-12 2002-04-02 Andritz Inc. Method of high pressure high-speed primary and secondary refining using a preheating above the glass transition temperature
US6899791B2 (en) * 1997-08-08 2005-05-31 Andritz Inc. Method of pretreating lignocellulose fiber-containing material in a pulp refining process
ATE303467T1 (de) * 2001-03-08 2005-09-15 Voith Paper Patent Gmbh Verfahren zur erzeugung von satiniertem papier
AU2003253919A1 (en) * 2002-07-19 2004-02-09 Andritz Inc. High defiberization chip pretreatment
US7819149B2 (en) * 2005-06-03 2010-10-26 Metso Paper, Inc. Method and apparatus for mechanical defibration of wood
DE102007036375A1 (de) * 2007-07-31 2009-02-05 Voith Patent Gmbh Verfahren zum Herstellen von Feinstoff aus Faserstoff
JP6102126B2 (ja) * 2012-08-30 2017-03-29 株式会社Ihi 粉砕装置
GB201304717D0 (en) 2013-03-15 2013-05-01 Imerys Minerals Ltd Paper composition

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3808090A (en) * 1970-10-01 1974-04-30 F Luhde Mechanical abrasion of wood particles in the presence of water and in an inert gaseous atmosphere
US4017356A (en) * 1973-05-22 1977-04-12 Defibrator Ab Apparatus and method for manufacturing wood pulp by grinding wood block material
FI57980C (fi) * 1978-02-16 1980-11-10 Tampella Oy Ab Foerfarande och slipverk foer avlaegsning av slipmassa vid slipning av ved under tryck
SE427052B (sv) * 1979-07-06 1983-02-28 Sunds Defibrator Anordning for att tillverka mekanisk massa av lignocellulosahaltigt material

Also Published As

Publication number Publication date
US4456503A (en) 1984-06-26
US4372810A (en) 1983-02-08
SE420223B (sv) 1981-09-21
CA1152370A (en) 1983-08-23
JPS5663087A (en) 1981-05-29
DE3038387A1 (de) 1981-05-07
FI70605B (fi) 1986-06-06
JPH0346593B2 (pt) 1991-07-16
BR8006521A (pt) 1981-04-14
SE7908411L (sv) 1981-04-11
NO803020L (no) 1981-04-13
FI803229L (fi) 1981-04-11

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: SUNDS DEFIBRATOR AB