FI842467L - Anordning foer framstaellning av traeslip . - Google Patents

Anordning foer framstaellning av traeslip . Download PDF

Info

Publication number
FI842467L
FI842467L FI842467A FI842467A FI842467L FI 842467 L FI842467 L FI 842467L FI 842467 A FI842467 A FI 842467A FI 842467 A FI842467 A FI 842467A FI 842467 L FI842467 L FI 842467L
Authority
FI
Finland
Prior art keywords
shavings
screw
zone
bleaching
grinding
Prior art date
Application number
FI842467A
Other languages
English (en)
Other versions
FI842467A7 (fi
FI842467A0 (fi
Inventor
Klaus Koch
Gerhard Syrbius
Original Assignee
Berstorff Gmbh Masch Hermann
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 Berstorff Gmbh Masch Hermann filed Critical Berstorff Gmbh Masch Hermann
Publication of FI842467A0 publication Critical patent/FI842467A0/fi
Publication of FI842467A7 publication Critical patent/FI842467A7/fi
Publication of FI842467L publication Critical patent/FI842467L/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
    • D21B1/30—Defibrating by other means

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
  • Noodles (AREA)
FI842467A 1983-06-25 1984-06-19 Anordning foer framstaellning av traeslip . FI842467L (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3322924 1983-06-25

Publications (3)

Publication Number Publication Date
FI842467A0 FI842467A0 (fi) 1984-06-19
FI842467A7 FI842467A7 (fi) 1984-12-26
FI842467L true FI842467L (fi) 1984-12-26

Family

ID=6202382

Family Applications (1)

Application Number Title Priority Date Filing Date
FI842467A FI842467L (fi) 1983-06-25 1984-06-19 Anordning foer framstaellning av traeslip .

Country Status (7)

Country Link
US (1) US4563243A (fi)
JP (1) JPS6021993A (fi)
FI (1) FI842467L (fi)
FR (1) FR2549109A1 (fi)
GB (1) GB2144458A (fi)
IT (1) IT1174032B (fi)
SE (1) SE8403358L (fi)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3871836T2 (de) * 1987-03-25 1993-01-14 Kyowa Hakko Kogyo Kk Mitomycin-derivate.
FR2629844B1 (fr) * 1988-04-06 1991-09-27 Clextral Procede pour la fabrication d'une pate a papier a usage fiduciaire
US5472572A (en) * 1990-10-26 1995-12-05 Union Camp Patent Holding, Inc. Reactor for bleaching high consistency pulp with ozone
US5409570A (en) * 1989-02-15 1995-04-25 Union Camp Patent Holding, Inc. Process for ozone bleaching of oxygen delignified pulp while conveying the pulp through a reaction zone
US5188708A (en) * 1989-02-15 1993-02-23 Union Camp Patent Holding, Inc. Process for high consistency oxygen delignification followed by ozone relignification
US5211811A (en) * 1989-02-15 1993-05-18 Union Camp Patent Holding, Inc. Process for high consistency oxygen delignification of alkaline treated pulp followed by ozone delignification
US5181989A (en) * 1990-10-26 1993-01-26 Union Camp Patent Holdings, Inc. Reactor for bleaching high consistency pulp with ozone
US5164044A (en) * 1990-05-17 1992-11-17 Union Camp Patent Holding, Inc. Environmentally improved process for bleaching lignocellulosic materials with ozone
US5441603A (en) * 1990-05-17 1995-08-15 Union Camp Patent Holding, Inc. Method for chelation of pulp prior to ozone delignification
US5164043A (en) * 1990-05-17 1992-11-17 Union Camp Patent Holding, Inc. Environmentally improved process for bleaching lignocellulosic materials with ozone
US5174861A (en) * 1990-10-26 1992-12-29 Union Camp Patent Holdings, Inc. Method of bleaching high consistency pulp with ozone
US5520783A (en) * 1990-10-26 1996-05-28 Union Camp Patent Holding, Inc. Apparatus for bleaching high consistency pulp with ozone
NZ242792A (en) * 1991-05-24 1993-12-23 Union Camp Patent Holding Two-stage pulp bleaching reactor: pulp mixed with ozone in first stage.
JP2603038B2 (ja) * 1992-11-06 1997-04-23 明電プラント株式会社 古紙の処理装置
US5554259A (en) * 1993-10-01 1996-09-10 Union Camp Patent Holdings, Inc. Reduction of salt scale precipitation by control of process stream Ph and salt concentration
US6344109B1 (en) 1998-12-18 2002-02-05 Bki Holding Corporation Softened comminution pulp
US6451165B1 (en) * 2000-11-09 2002-09-17 Voith Paper, Inc. Channel pulper
US20060201641A1 (en) * 2001-08-07 2006-09-14 Bioregional Minimills (Uk) Limited Methods for producing pulp and treating black liquor
GB0119237D0 (en) * 2001-08-07 2001-10-03 Bioregional Minimills Uk Ltd Paper plant
CN108867137B (zh) * 2018-06-29 2019-09-17 天津科技大学 一种单螺杆磨浆机
CN115215944B (zh) * 2022-05-13 2023-03-10 浙江致为新材料有限公司 一种羟丙基甲基纤维素醚生产工艺

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2673690A (en) * 1951-10-27 1954-03-30 Hercules Powder Co Ltd Method for the digestion of cellulose-bearing material
US2829049A (en) * 1954-02-08 1958-04-01 Hercules Powder Co Ltd Method for the disintegration of cellulose-bearing material
US3305183A (en) * 1964-06-15 1967-02-21 Morden Machines Company Machine for treating pulp material
SE326097B (fi) * 1967-02-23 1970-07-13 A Asplund
GB1087420A (en) * 1965-11-08 1967-10-18 Tea Res Ass Vertical tea processing machine
FR2319737A1 (fr) * 1975-07-31 1977-02-25 Creusot Loire Procede et machine de fabrication de pate a papier
US4136207A (en) * 1977-01-24 1979-01-23 Stake Technology Ltd. Method of treating lignocellulose materials to produce ruminant feed
US4295925A (en) * 1979-06-15 1981-10-20 Weyerhaeuser Company Treating pulp with oxygen

Also Published As

Publication number Publication date
US4563243A (en) 1986-01-07
FI842467A7 (fi) 1984-12-26
FI842467A0 (fi) 1984-06-19
IT8421483A0 (it) 1984-06-19
JPS6021993A (ja) 1985-02-04
GB8415328D0 (en) 1984-07-18
SE8403358D0 (sv) 1984-06-21
GB2144458A (en) 1985-03-06
SE8403358L (sv) 1984-12-26
FR2549109A1 (fr) 1985-01-18
IT1174032B (it) 1987-06-24

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Legal Events

Date Code Title Description
FD Application lapsed

Owner name: HERMANN BERSTORFF MASCHINENBAU GMBH.