ES2045948T3 - Desplazamiento termico en las lejiadoras continuas. - Google Patents

Desplazamiento termico en las lejiadoras continuas.

Info

Publication number
ES2045948T3
ES2045948T3 ES90914988T ES90914988T ES2045948T3 ES 2045948 T3 ES2045948 T3 ES 2045948T3 ES 90914988 T ES90914988 T ES 90914988T ES 90914988 T ES90914988 T ES 90914988T ES 2045948 T3 ES2045948 T3 ES 2045948T3
Authority
ES
Spain
Prior art keywords
chamber
cuttings
temperature
pulp
introducing
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 - Lifetime
Application number
ES90914988T
Other languages
English (en)
Inventor
Bertil K E 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
Application granted granted Critical
Publication of ES2045948T3 publication Critical patent/ES2045948T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime 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)

Abstract

APARATO Y METODO PARA EL TRATAMIENTO DE TROCEADOS MADEREROS CELULOSICOS EN UN PROCESO DE DIGESTION PARA LA LIBERACION DE PULPA EN UNA SOLUCION DE HIDROXIDO CAUSTICO A PRESIONES Y TEMPERATURAS ALTAS INTRODUCIENDO TROCEADOS MADEREROS PREACONDICIONADOS EN UNA PRIMERA CAMARA (10) Y CIRCULANDO LICOR NEGRO A BAJA TEMPERATURA A TRAVES DE LA CAMARA (10) PARA PRECALENTAR LOS TROCEADOS, MIENTRAS QUE SE INTRODUCEN CONTINUAMENTE LOS TROCEADOS A TRAVES DE ESTA CAMARA (10) EN UNA SEGUNDA CAMARA (21) A PRESION Y TEMPERATURA ALTAS, CIRCULANDO LICOR NEGRO A TEMPERATURA ALTA HACIA LOS TROCEADOS EN LA SEGUNDA CAMARA (21) PARA QUE ALCANCEN LA TEMPERATURA DE COCINADO, INTRODUCIENDO LEJIA BLANCA Y TROCEADOS EN UNA LEJIADORA (33) PARA EL PROCESO DE DIGESTION DURANTE UN PERIODO DE TIEMPO PREDETERMINADO, Y EXTRAYENDO LA PULPA DIGERIDA Y ENVIANDO LA PULPA A UN LAVADERO CON EL LICOR NEGRO PARA QUE EL LIQUIDO RESIDUAL OBTENIDO DEL LAVADO SE UTILICE EN LA PRIMERA CAMARA (10), Y CALENTANDO LA LEJIA BLANCA MEDIANTE UN PROCESO DE INTERCAMBIO CALORIFICO CON EL LICOR NEGRO A TEMPERATURA ALTA.
ES90914988T 1989-09-28 1990-09-25 Desplazamiento termico en las lejiadoras continuas. Expired - Lifetime ES2045948T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US41392089A 1989-09-28 1989-09-28

Publications (1)

Publication Number Publication Date
ES2045948T3 true ES2045948T3 (es) 1994-01-16

Family

ID=23639200

Family Applications (1)

Application Number Title Priority Date Filing Date
ES90914988T Expired - Lifetime ES2045948T3 (es) 1989-09-28 1990-09-25 Desplazamiento termico en las lejiadoras continuas.

Country Status (10)

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

Families Citing this family (22)

* 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
US5824187A (en) * 1993-12-29 1998-10-20 Kvaerner Pulping Ab Method for the continuous cooking of pulp
SE502039C2 (sv) * 1993-12-29 1995-07-24 Kvaerner Pulping Tech Sätt och anordning för kontinuerlig kokning av massa
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
SE0200185L (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
CA2804186A1 (en) * 2010-07-07 2012-01-12 Stora Enso Oyj Process for production of precipitated lignin from black liquor and precipitated lignin produced by the process
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
CN108642944A (zh) * 2016-12-20 2018-10-12 常州爱上学教育科技有限公司 木、竹原料节能环保置换蒸煮工艺
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.

Also Published As

Publication number Publication date
KR920703920A (ko) 1992-12-18
CA2066181A1 (en) 1991-03-29
DE69004438D1 (de) 1993-12-09
CN1021980C (zh) 1993-09-01
CA2066181C (en) 1995-09-26
NO179016B (no) 1996-04-09
NO920630L (no) 1992-02-18
CN1050579A (zh) 1991-04-10
WO1991005103A2 (en) 1991-04-18
NO920630D0 (no) 1992-02-18
NO179016C (no) 1996-07-17
FI921373A (fi) 1992-03-27
JPH05503739A (ja) 1993-06-17
JPH0674557B2 (ja) 1994-09-21
KR0171423B1 (ko) 1999-05-01
EP0502852B1 (en) 1993-11-03
WO1991005103A3 (en) 1991-05-16
FI921373A0 (fi) 1992-03-27
DE69004438T2 (de) 1994-05-11
EP0502852A1 (en) 1992-09-16

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