BR8006521A - Processo e dispositivo para a producao de celulose mecanica - Google Patents

Processo e dispositivo para a producao de celulose mecanica

Info

Publication number
BR8006521A
BR8006521A BR8006521A BR8006521A BR8006521A BR 8006521 A BR8006521 A BR 8006521A BR 8006521 A BR8006521 A BR 8006521A BR 8006521 A BR8006521 A BR 8006521A BR 8006521 A BR8006521 A BR 8006521A
Authority
BR
Brazil
Prior art keywords
production
mechanical cellulose
cellulose
mechanical
Prior art date
Application number
BR8006521A
Other languages
English (en)
Inventor
H Bustedt
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 BR8006521A publication Critical patent/BR8006521A/pt

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)
BR8006521A 1979-10-10 1980-10-09 Processo e dispositivo para a producao de celulose mecanica BR8006521A (pt)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
BR8006521A true BR8006521A (pt) 1981-04-14

Family

ID=20339028

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8006521A BR8006521A (pt) 1979-10-10 1980-10-09 Processo e dispositivo para a producao de celulose mecanica

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
US7300541B2 (en) * 2002-07-19 2007-11-27 Andritz Inc. High defiberization chip pretreatment
CN101208472B (zh) * 2005-06-03 2013-01-16 美特索造纸公司 用于木材的机械纤维分离的方法和装置
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
FI803229L (fi) 1981-04-11
JPH0346593B2 (pt) 1991-07-16
NO803020L (no) 1981-04-13
FI70605B (fi) 1986-06-06
SE420223B (sv) 1981-09-21
US4372810A (en) 1983-02-08
JPS5663087A (en) 1981-05-29
FI70605C (fi) 1986-09-24
CA1152370A (en) 1983-08-23
DE3038387A1 (de) 1981-05-07
US4456503A (en) 1984-06-26
SE7908411L (sv) 1981-04-11

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