ES478943A1 - Procedimiento para producir pasta de madera en una desfibra-dora de madera. - Google Patents

Procedimiento para producir pasta de madera en una desfibra-dora de madera.

Info

Publication number
ES478943A1
ES478943A1 ES478943A ES478943A ES478943A1 ES 478943 A1 ES478943 A1 ES 478943A1 ES 478943 A ES478943 A ES 478943A ES 478943 A ES478943 A ES 478943A ES 478943 A1 ES478943 A1 ES 478943A1
Authority
ES
Spain
Prior art keywords
wood
pressure
production
wood pulp
grinding
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
ES478943A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JM Voith GmbH
Original Assignee
JM Voith GmbH
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
Priority claimed from DE19782812299 external-priority patent/DE2812299A1/de
Priority claimed from DE2851601A external-priority patent/DE2851601C3/de
Application filed by JM Voith GmbH filed Critical JM Voith GmbH
Publication of ES478943A1 publication Critical patent/ES478943A1/es
Expired legal-status Critical Current

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
    • 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
    • D21B1/20—Disintegrating in mills in magazine-type machines with chain feed
    • 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
    • D21B1/24—Disintegrating in mills in magazine-type machines of the pocket type

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
  • Dry Formation Of Fiberboard And The Like (AREA)
  • Veneer Processing And Manufacture Of Plywood (AREA)

Abstract

Procedimiento para producir pasta de madera en una desfibradora de madera con una muela de desfibrar contra la cual es oprimida la madera, siendo alimentada agua a la zona de desfibrado, caracterizado porque el desfibrado se efectúa bajo sobre-presión y a temperaturas del agua de más de 100ºC
ES478943A 1978-03-21 1979-03-26 Procedimiento para producir pasta de madera en una desfibra-dora de madera. Expired ES478943A1 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19782812299 DE2812299A1 (de) 1978-03-21 1978-03-21 Verfahren und vorrichtung zum herstellen von holzschliff
DE2851601A DE2851601C3 (de) 1978-11-29 1978-11-29 Verfahren und Einrichtung zur Herstellung von Holzschliff in einem Holzschleifer

Publications (1)

Publication Number Publication Date
ES478943A1 true ES478943A1 (es) 1980-02-01

Family

ID=25774116

Family Applications (1)

Application Number Title Priority Date Filing Date
ES478943A Expired ES478943A1 (es) 1978-03-21 1979-03-26 Procedimiento para producir pasta de madera en una desfibra-dora de madera.

Country Status (8)

Country Link
JP (1) JPS54134101A (es)
ES (1) ES478943A1 (es)
FI (1) FI790917A (es)
FR (2) FR2420598A1 (es)
GB (1) GB2016954B (es)
IT (1) IT1112416B (es)
NO (1) NO790935L (es)
SE (1) SE435074C (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3015722A1 (de) * 1980-04-24 1981-10-29 J.M. Voith Gmbh, 7920 Heidenheim Vorrichtung zur herstellung von holzschliff
RU2407768C2 (ru) 2005-06-03 2010-12-27 Андриц Аг Способ снижения потребления электроэнергии при производстве термомеханической древесной массы посредством высокотемпературного размола древесной массы низкой и средней концентрации

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE593533C (de) * 1929-04-20 1935-09-17 Johannes Tamaschke Verfahren zum Gewinnen von Holzschliff
FR1543590A (fr) * 1966-10-20 1968-10-25 Defibrator Ab Déshydrateurs pour pâtes fibreuses
DE1703901B1 (de) * 1968-07-26 1971-02-11 Hombak Maschinenfab Kg Vorrichtung zum Herstellen duennflaechiger Holzspaene
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
SE371656B (es) * 1973-04-05 1974-11-25 Wallen & Co Ab Lennart
SE372299B (es) * 1973-04-27 1974-12-16 Reinhall Rolf
US4059237A (en) * 1974-02-15 1977-11-22 Oy Keskuslaboratorio - Centrallaboratorium, Ab System for feeding a double disc refiner
SE420427C (sv) * 1978-02-16 1984-07-10 Mo Och Domsjoe Ab Forfarande for framstellning av slipmassa vid overtryck

Also Published As

Publication number Publication date
NO790935L (no) 1979-09-24
FR2420598A1 (fr) 1979-10-19
SE7902493L (sv) 1979-09-22
IT7921058A0 (it) 1979-03-16
JPS54134101A (en) 1979-10-18
FR2541329B1 (fr) 1986-07-25
FI790917A (fi) 1979-09-22
SE435074C (sv) 1986-04-06
GB2016954B (en) 1983-02-23
JPS6317957B2 (es) 1988-04-15
IT1112416B (it) 1986-01-13
GB2016954A (en) 1979-10-03
SE435074B (sv) 1984-09-03
FR2541329A1 (fr) 1984-08-24

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19971001