CA1000656A - Method for segregating bark and foliage from wood chips and twigs - Google Patents

Method for segregating bark and foliage from wood chips and twigs

Info

Publication number
CA1000656A
CA1000656A CA186,975A CA186975A CA1000656A CA 1000656 A CA1000656 A CA 1000656A CA 186975 A CA186975 A CA 186975A CA 1000656 A CA1000656 A CA 1000656A
Authority
CA
Canada
Prior art keywords
twigs
segregating
foliage
bark
wood chips
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
CA186,975A
Other languages
English (en)
Other versions
CA186975S (en
Inventor
Robin W. Berlyn
James D. Hutchinson
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.)
Pulp and Paper Research Institute of Canada
Original Assignee
Pulp and Paper Research Institute of Canada
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 Pulp and Paper Research Institute of Canada filed Critical Pulp and Paper Research Institute of Canada
Priority to CA186,975A priority Critical patent/CA1000656A/en
Priority to DE2455038A priority patent/DE2455038C2/de
Priority to FI3384/74A priority patent/FI53004C/fi
Priority to NO744235A priority patent/NO144747C/no
Priority to BR9923/74A priority patent/BR7409923A/pt
Priority to JP49136973A priority patent/JPS5756595B2/ja
Priority to FR7439072A priority patent/FR2253125B1/fr
Priority to SE7414942A priority patent/SE414201B/sv
Priority to US05/528,479 priority patent/US3981453A/en
Application granted granted Critical
Publication of CA1000656A publication Critical patent/CA1000656A/en
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
    • D21B1/02—Pretreatment of the raw materials by chemical or physical means
    • D21B1/023—Cleaning wood chips or other raw materials
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
  • Debarking, Splitting, And Disintegration Of Timber (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Medicines Containing Plant Substances (AREA)
CA186,975A 1973-11-29 1973-11-29 Method for segregating bark and foliage from wood chips and twigs Expired CA1000656A (en)

Priority Applications (9)

Application Number Priority Date Filing Date Title
CA186,975A CA1000656A (en) 1973-11-29 1973-11-29 Method for segregating bark and foliage from wood chips and twigs
DE2455038A DE2455038C2 (de) 1973-11-29 1974-11-20 Verfahren zum Lösen der Rinde von Hackschnitzeln und Trennen dieser Bestandteile voneinander
FI3384/74A FI53004C (de) 1973-11-29 1974-11-22
NO744235A NO144747C (no) 1973-11-29 1974-11-25 Fremgangsmaate til fjerning av bark og bladverk fra treflis og kvist.
BR9923/74A BR7409923A (pt) 1973-11-29 1974-11-27 Processo para separar carca e/ou folhas de aparas de madeira e/ou galhos,em uma mistura de tais componentes
JP49136973A JPS5756595B2 (de) 1973-11-29 1974-11-28
FR7439072A FR2253125B1 (de) 1973-11-29 1974-11-28
SE7414942A SE414201B (sv) 1973-11-29 1974-11-28 Forfarande for losgoring av bark och blad fran breflis och kvistar
US05/528,479 US3981453A (en) 1973-11-29 1974-11-29 Method for segregating bark and foliage from wood chips and twigs

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA186,975A CA1000656A (en) 1973-11-29 1973-11-29 Method for segregating bark and foliage from wood chips and twigs

Publications (1)

Publication Number Publication Date
CA1000656A true CA1000656A (en) 1976-11-30

Family

ID=4098528

Family Applications (1)

Application Number Title Priority Date Filing Date
CA186,975A Expired CA1000656A (en) 1973-11-29 1973-11-29 Method for segregating bark and foliage from wood chips and twigs

Country Status (9)

Country Link
US (1) US3981453A (de)
JP (1) JPS5756595B2 (de)
BR (1) BR7409923A (de)
CA (1) CA1000656A (de)
DE (1) DE2455038C2 (de)
FI (1) FI53004C (de)
FR (1) FR2253125B1 (de)
NO (1) NO144747C (de)
SE (1) SE414201B (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI2412U1 (fi) * 1996-02-12 1996-04-29 Bmh Wood Technology Oy Telajärjestely käytettäväksi hakkeenkäsittelylaitteessa
US6392070B1 (en) 1999-08-10 2002-05-21 Regents Of The University Of Minnesota Birch bark processing and the isolation of natural products from birch bark
US8757388B2 (en) * 2010-02-02 2014-06-24 Weyerhaeuser Nr Company Biomass conditioning system and method for conditioning
RU2505397C1 (ru) * 2012-07-05 2014-01-27 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования Поволжский государственный технологический университет Установка для отделения бересты от луба
CN105921241B (zh) * 2016-05-20 2018-01-26 王浦林 液相粉体材料生产设备
CN106948200B (zh) * 2017-04-17 2023-07-04 济南大学 一种基于刮、磨、搅的无注水组合式制浆设备
RU2711016C2 (ru) * 2019-02-12 2020-01-14 Анатолий Степанович Дресвянкин Устройство для снятия коры со стволов деревьев
RU2749197C1 (ru) * 2020-11-09 2021-06-07 Федеральное государственное бюджетное образовательное учреждение высшего образования "Поволжский государственный технологический университет" Установка для отделения бересты от луба

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2835292A (en) * 1954-07-21 1958-05-20 Julius F T Berliner Method of processing raw wood
US2825371A (en) * 1955-05-13 1958-03-04 William O Forman Apparatus for producing and debarking wood chips
US2973152A (en) * 1958-07-24 1961-02-28 Owens Robert Stuart Method of recovering cork-like material from birch tree bark
US3032188A (en) * 1959-02-16 1962-05-01 Battelle Memorial Institute Method of separating wood chips from bark chips
US3070318A (en) * 1960-06-06 1962-12-25 Hosmer Machine And Lumber Comp Machine for separating bark from wood chips
DE1217588B (de) * 1963-10-05 1966-05-26 Waldhof Zellstoff Fab Verwendung von Holzhackmaschinen
US3367495A (en) * 1964-09-22 1968-02-06 Scott Paper Co Floatation apparatus and recovery and utilization of wood fines from mill wastes
US3337139A (en) * 1965-01-13 1967-08-22 Kimberly Clark Co Treatment of hardwood chips for bark and wood separation
US3547357A (en) * 1966-12-22 1970-12-15 Bolton Emerson Process for pulping
US3661333A (en) * 1971-01-22 1972-05-09 Morbark Ind Inc Tree destroyer
US3826433A (en) * 1973-06-01 1974-07-30 Us Agriculture Process for removing bark from wood chips

Also Published As

Publication number Publication date
DE2455038A1 (de) 1975-07-10
FI338474A (de) 1975-05-30
JPS5088301A (de) 1975-07-16
BR7409923A (pt) 1976-05-25
FI53004C (de) 1978-01-10
DE2455038C2 (de) 1982-03-11
NO144747C (no) 1981-10-28
US3981453A (en) 1976-09-21
NO744235L (de) 1975-06-23
NO144747B (no) 1981-07-20
FR2253125B1 (de) 1978-11-24
SE414201B (sv) 1980-07-14
FI53004B (de) 1977-09-30
SE7414942L (de) 1975-05-30
FR2253125A1 (de) 1975-06-27
JPS5756595B2 (de) 1982-11-30

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