CA2066181C - Displacement heating in continuous digesters - Google Patents

Displacement heating in continuous digesters

Info

Publication number
CA2066181C
CA2066181C CA002066181A CA2066181A CA2066181C CA 2066181 C CA2066181 C CA 2066181C CA 002066181 A CA002066181 A CA 002066181A CA 2066181 A CA2066181 A CA 2066181A CA 2066181 C CA2066181 C CA 2066181C
Authority
CA
Canada
Prior art keywords
liquor
chips
chamber
digester
temperature
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
CA002066181A
Other languages
English (en)
French (fr)
Other versions
CA2066181A1 (en
Inventor
Karl-Eric Bertil Fagerlund
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.)
Beloit Technologies Inc
Original Assignee
Beloit Technologies Inc
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 Beloit Technologies Inc filed Critical Beloit Technologies Inc
Publication of CA2066181A1 publication Critical patent/CA2066181A1/en
Application granted granted Critical
Publication of CA2066181C publication Critical patent/CA2066181C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C7/00—Digesters
    • D21C7/14—Means for circulating the lye
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C7/00—Digesters

Landscapes

  • Paper (AREA)
  • Chemical And Physical Treatments For Wood And The Like (AREA)
CA002066181A 1989-09-28 1990-09-25 Displacement heating in continuous digesters Expired - Fee Related CA2066181C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US41392089A 1989-09-28 1989-09-28
US413,920 1989-09-28

Publications (2)

Publication Number Publication Date
CA2066181A1 CA2066181A1 (en) 1991-03-29
CA2066181C true CA2066181C (en) 1995-09-26

Family

ID=23639200

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002066181A Expired - Fee Related CA2066181C (en) 1989-09-28 1990-09-25 Displacement heating in continuous digesters

Country Status (10)

Country Link
EP (1) EP0502852B1 (fi)
JP (1) JPH0674557B2 (fi)
KR (1) KR0171423B1 (fi)
CN (1) CN1021980C (fi)
CA (1) CA2066181C (fi)
DE (1) DE69004438T2 (fi)
ES (1) ES2045948T3 (fi)
FI (1) FI921373A0 (fi)
NO (1) NO179016C (fi)
WO (1) WO1991005103A2 (fi)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103080417A (zh) * 2010-07-07 2013-05-01 斯托拉恩索公司 由黑液制造沉淀木质素的方法和通过这种方法制造的沉淀木质素

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0477059B1 (en) * 1990-09-20 1995-07-12 Kvaerner Pulping Technologies AB Impregnation with black liquor prior to white liquor introduction
US5302247A (en) * 1992-11-02 1994-04-12 Kamyr, Inc. Top circulation line cooling for a modified cook digester
CN1071997C (zh) * 1993-06-18 2001-10-03 叶隆清 植物促长剂及制造方法
SE502039C2 (sv) * 1993-12-29 1995-07-24 Kvaerner Pulping Tech Sätt och anordning för kontinuerlig kokning av massa
US5824187A (en) * 1993-12-29 1998-10-20 Kvaerner Pulping Ab Method for the continuous cooking of pulp
US6248208B1 (en) 1995-06-02 2001-06-19 Andritz-Ahlstrom Inc. Pretreatment of chips before cooking
AT403301B (de) * 1996-04-04 1998-01-26 Impco Voest Alpine Pulp Tech Kontinuierliche flüssigkeitsführung
US6159336A (en) * 1997-08-07 2000-12-12 Kvaerner Pulping Ab Method and device for the continuous cooking of pulp
SE518738C2 (sv) * 2001-12-17 2002-11-12 Kvaerner Pulping Tech Förfarande och arrangemang vid impregnering av flis
SE518957C2 (sv) * 2002-01-24 2002-12-10 Kvaerner Pulping Tech Förfarande för att öka värmeekonomin i kokarsystemet vid kontinuerlig kokning
SE527058C2 (sv) * 2004-02-09 2005-12-13 Kvaerner Pulping Tech Kontinuerlig kokprocess med förbättrad värmeekonomi
CN101906730B (zh) * 2010-07-15 2013-01-23 轻工业杭州机电设计研究院 非木纤维连续蒸煮方法及其装置
CN102154398A (zh) * 2010-12-28 2011-08-17 国润金华（北京）国际能源投资有限公司佛山高明分公司 一种高温高压纤维素转糖工艺
CN103597139B (zh) * 2011-03-25 2016-03-30 S·L·凯斯瓦尼 用于自横管式连续蒸煮器提取黑液的方法和系统
CN102154874B (zh) * 2011-04-29 2012-11-21 白福安 一种置换蒸煮制浆方法
CN102797189A (zh) * 2012-08-11 2012-11-28 李肥生 两段式自加热螺旋结构蒸煮分离器
US9644317B2 (en) * 2014-11-26 2017-05-09 International Paper Company Continuous digester and feeding system
FR3039567A1 (fr) * 2015-07-31 2017-02-03 Commissariat Energie Atomique Dispositif et procede de traitement de la liqueur noire provenant de la preparation de pate a papier par liquefaction hydrothermale
CN108385430A (zh) * 2016-12-20 2018-08-10 常州爱上学教育科技有限公司 强度较高的木、竹原料制成的浆料
KR102295018B1 (ko) 2019-09-11 2021-08-30 한병엽 포장용기 자동 주문발주 장치
KR102490233B1 (ko) 2020-11-24 2023-01-18 한병엽 포스 장치, 포스 장치의 주문 정보 처리방법, 기록매체

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI63610C (fi) * 1981-12-31 1983-07-11 Ekono Oy Foerfarande foer kontinuerlig uppslutning av finfoerdelat material
SE452482B (sv) * 1982-04-28 1987-11-30 Sunds Defibrator Forfarande for satsvis framstellning av sulfatmassa med hog delignifieringsgrad
JPS6059189A (ja) * 1983-08-24 1985-04-05 ベロイト　コ−ポレ−ション 多段式木材チツプ蒸解法
FI71176C (fi) * 1983-11-30 1991-12-03 Ekono Oy Foerfarande foer framstaellning av cellulosa med satsvis kokning.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103080417A (zh) * 2010-07-07 2013-05-01 斯托拉恩索公司 由黑液制造沉淀木质素的方法和通过这种方法制造的沉淀木质素

Also Published As

Publication number Publication date
EP0502852B1 (en) 1993-11-03
CA2066181A1 (en) 1991-03-29
WO1991005103A3 (en) 1991-05-16
NO920630D0 (no) 1992-02-18
EP0502852A1 (en) 1992-09-16
NO920630L (no) 1992-02-18
NO179016B (no) 1996-04-09
NO179016C (no) 1996-07-17
JPH05503739A (ja) 1993-06-17
DE69004438T2 (de) 1994-05-11
WO1991005103A2 (en) 1991-04-18
FI921373A (fi) 1992-03-27
KR0171423B1 (ko) 1999-05-01
CN1021980C (zh) 1993-09-01
JPH0674557B2 (ja) 1994-09-21
KR920703920A (ko) 1992-12-18
ES2045948T3 (es) 1994-01-16
DE69004438D1 (de) 1993-12-09
CN1050579A (zh) 1991-04-10
FI921373A0 (fi) 1992-03-27

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed