CA1022374A - Procedure and apparatus for preparation of hot groundwood - Google Patents

Procedure and apparatus for preparation of hot groundwood

Info

Publication number
CA1022374A
CA1022374A CA232,206A CA232206A CA1022374A CA 1022374 A CA1022374 A CA 1022374A CA 232206 A CA232206 A CA 232206A CA 1022374 A CA1022374 A CA 1022374A
Authority
CA
Canada
Prior art keywords
procedure
preparation
groundwood
hot
hot groundwood
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
CA232,206A
Other languages
English (en)
French (fr)
Inventor
Ahti Syrjanen
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.)
Yhtyneet Paperitehtaat Oy
Original Assignee
Yhtyneet Paperitehtaat Oy
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 Yhtyneet Paperitehtaat Oy filed Critical Yhtyneet Paperitehtaat Oy
Application granted granted Critical
Publication of CA1022374A publication Critical patent/CA1022374A/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
    • D21B1/04—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)
  • Disintegrating Or Milling (AREA)
  • Commercial Cooking Devices (AREA)
CA232,206A 1975-04-04 1975-07-25 Procedure and apparatus for preparation of hot groundwood Expired CA1022374A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI751016A FI51216C (fi) 1975-04-04 1975-04-04 Menetelmä ja laite kuumahierteen valmistamiseksi.

Publications (1)

Publication Number Publication Date
CA1022374A true CA1022374A (en) 1977-12-13

Family

ID=8509111

Family Applications (1)

Application Number Title Priority Date Filing Date
CA232,206A Expired CA1022374A (en) 1975-04-04 1975-07-25 Procedure and apparatus for preparation of hot groundwood

Country Status (8)

Country Link
US (1) US4009835A (id)
JP (2) JPS51116201A (id)
CA (1) CA1022374A (id)
DE (1) DE2533878A1 (id)
FI (1) FI51216C (id)
FR (1) FR2306303A1 (id)
GB (1) GB1517356A (id)
SE (1) SE402793B (id)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI57980C (fi) * 1978-02-16 1980-11-10 Tampella Oy Ab Foerfarande och slipverk foer avlaegsning av slipmassa vid slipning av ved under tryck
US4455195A (en) * 1982-01-05 1984-06-19 James River Corporation Fibrous filter media and process for producing same
US4455237A (en) * 1982-01-05 1984-06-19 James River Corporation High bulk pulp, filter media utilizing such pulp, related processes
DE3928058A1 (de) * 1989-08-25 1991-02-28 Feldmuehle Ag Verfahren zur nachbehandlung von holzschliff
CA2056092C (en) * 1991-11-25 1994-11-29 Arne Ahlen Spreader screw
EP0602391B1 (de) * 1992-12-05 1996-10-16 J.M. Voith GmbH Altpapier-Digester
FR2804897B1 (fr) * 2000-02-10 2002-06-28 Sebreg Procede et installation de fabrication de boulettes de fibres de bois
JP5060791B2 (ja) * 2007-01-26 2012-10-31 独立行政法人森林総合研究所 木材の乾燥方法、木材への薬剤浸透方法及び乾燥装置
CN113910397B (zh) * 2021-11-02 2022-07-05 宁国市东南木纤维科技有限公司 一种生态修复无土喷播用的木纤维生产设备

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2008892A (en) * 1932-03-29 1935-07-23 Defibrator Ab Method of manufacture of pulp
US3661328A (en) * 1970-03-30 1972-05-09 Bauer Bros Co Pulp refining system and process
US3765611A (en) * 1972-08-07 1973-10-16 Bauer Bros Co Refining process
US3847363A (en) * 1972-10-20 1974-11-12 Reinhall Rolf Device in grinding apparatus for vegetable or fibrous material
AT330562B (de) * 1972-10-23 1976-07-12 Sca Project Ab Verfahren zur herstellung von mechanisch verfeinertem faserstoff hoher dichte
SE372299B (id) * 1973-04-27 1974-12-16 Reinhall Rolf
SE386694B (sv) * 1973-09-06 1976-08-16 Sca Development Ab Sett for behandling av fibermaterial varvid fibermaterialet forst forvermes med anga i ett forvermarkerl

Also Published As

Publication number Publication date
DE2533878A1 (de) 1976-10-14
SE7508031L (sv) 1976-10-05
SE402793B (sv) 1978-07-17
FI51216B (id) 1976-08-02
JPS51116201A (en) 1976-10-13
GB1517356A (en) 1978-07-12
FR2306303A1 (fr) 1976-10-29
US4009835A (en) 1977-03-01
FR2306303B3 (id) 1978-03-17
FI51216C (fi) 1976-11-10
JPS56123898U (id) 1981-09-21

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