DE69402960T2 - Verfahren zur herstellung von chemi-mechanischer pulpe - Google Patents

Verfahren zur herstellung von chemi-mechanischer pulpe

Info

Publication number
DE69402960T2
DE69402960T2 DE69402960T DE69402960T DE69402960T2 DE 69402960 T2 DE69402960 T2 DE 69402960T2 DE 69402960 T DE69402960 T DE 69402960T DE 69402960 T DE69402960 T DE 69402960T DE 69402960 T2 DE69402960 T2 DE 69402960T2
Authority
DE
Germany
Prior art keywords
pct
grinding
chemical mechanical
mechanical pulp
chamber
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 - Fee Related
Application number
DE69402960T
Other languages
English (en)
Other versions
DE69402960D1 (de
Inventor
Monica Bokstroem
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.)
AGA AB
Original Assignee
AGA AB
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 AGA AB filed Critical AGA AB
Publication of DE69402960D1 publication Critical patent/DE69402960D1/de
Application granted granted Critical
Publication of DE69402960T2 publication Critical patent/DE69402960T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • D21B1/16—Disintegrating in mills in the presence of chemical agents

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Paper (AREA)
  • Disintegrating Or Milling (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
DE69402960T 1993-02-09 1994-02-01 Verfahren zur herstellung von chemi-mechanischer pulpe Expired - Fee Related DE69402960T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9300409A SE500761C2 (sv) 1993-02-09 1993-02-09 Sätt att framställa kemimekanisk massa varvid oxygen tillföres slipkammaren
PCT/SE1994/000074 WO1994018383A1 (en) 1993-02-09 1994-02-01 Method of preparing chemi-mechanical pulp

Publications (2)

Publication Number Publication Date
DE69402960D1 DE69402960D1 (de) 1997-06-05
DE69402960T2 true DE69402960T2 (de) 1997-08-14

Family

ID=20388824

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69402960T Expired - Fee Related DE69402960T2 (de) 1993-02-09 1994-02-01 Verfahren zur herstellung von chemi-mechanischer pulpe

Country Status (11)

Country Link
US (1) US5582352A (de)
EP (1) EP0683830B1 (de)
JP (1) JPH08506627A (de)
AT (1) ATE152492T1 (de)
BR (1) BR9405402A (de)
CA (1) CA2137276C (de)
DE (1) DE69402960T2 (de)
FI (1) FI108303B (de)
NO (1) NO304119B1 (de)
SE (1) SE500761C2 (de)
WO (1) WO1994018383A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI113552B (fi) * 1999-12-09 2004-05-14 Upm Kymmene Corp Menetelmä painopaperin valmistamiseksi
FI113670B (fi) * 1999-12-09 2004-05-31 Upm Kymmene Corp Menetelmä painopaperin valmistamiseksi
FI20065494A0 (fi) * 2006-07-14 2006-07-14 Linde Ag Menetelmä suodoksen käsittelemiseksi hapella ja hapen käyttö suodoksen haitallisten komponenttien vähentämiseksi

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4059237A (en) * 1974-02-15 1977-11-22 Oy Keskuslaboratorio - Centrallaboratorium, Ab System for feeding a double disc refiner
SE422088B (sv) * 1978-11-24 1982-02-15 Mo Och Domsjoe Ab Forfarande for framstellning av slipmassa av lignocellolusahaltiga material
SE7905990L (sv) * 1979-07-10 1981-01-11 Aga Ab Forfaringssett vid framstellning av pappersmassa i hogt utbyte
SE434069B (sv) * 1980-07-09 1984-07-02 Mo Och Domsjoe Ab Forfarande for framstellning av slipmassa
US4562969A (en) * 1984-03-05 1986-01-07 Mooch Domsjo Aktiebolag Process for preparing groundwood pulp as short fiber and long fiber fractions

Also Published As

Publication number Publication date
DE69402960D1 (de) 1997-06-05
CA2137276A1 (en) 1994-08-18
EP0683830B1 (de) 1997-05-02
BR9405402A (pt) 1999-09-08
FI945667A (fi) 1995-01-25
WO1994018383A1 (en) 1994-08-18
CA2137276C (en) 1998-09-01
NO944603L (no) 1994-11-30
FI945667A0 (fi) 1994-12-01
EP0683830A1 (de) 1995-11-29
SE9300409L (sv) 1994-08-10
SE500761C2 (sv) 1994-08-29
NO944603D0 (no) 1994-11-30
NO304119B1 (no) 1998-10-26
ATE152492T1 (de) 1997-05-15
JPH08506627A (ja) 1996-07-16
US5582352A (en) 1996-12-10
FI108303B (fi) 2001-12-31
SE9300409D0 (sv) 1993-02-09

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee