ES2043389T3 - Metodo y aparato para desplazar los liquidos consumidos en un digestor - Google Patents

Metodo y aparato para desplazar los liquidos consumidos en un digestor

Info

Publication number
ES2043389T3
ES2043389T3 ES90915864T ES90915864T ES2043389T3 ES 2043389 T3 ES2043389 T3 ES 2043389T3 ES 90915864 T ES90915864 T ES 90915864T ES 90915864 T ES90915864 T ES 90915864T ES 2043389 T3 ES2043389 T3 ES 2043389T3
Authority
ES
Spain
Prior art keywords
digestor
displacing
displacement
consumed
liquids
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
ES90915864T
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23705083&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES2043389(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Beloit Technologies Inc filed Critical Beloit Technologies Inc
Application granted granted Critical
Publication of ES2043389T3 publication Critical patent/ES2043389T3/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
    • D21C7/10—Heating devices

Landscapes

  • Paper (AREA)
  • General Preparation And Processing Of Foods (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Processing Of Solid Wastes (AREA)

Abstract

UN APARATO Y METODO PARA UTILIZAR EN UN PROCESO DIGESTOR DE COLADA PARA DESPLAZAR CUANTITATIVAMENTE FLUIDOS EN EL DIGESTOR (10) BOMBEANDO AL DIGESTOR (10) A PRESION UN PRIMER VOLUMEN DE FLUIDO DE DESPLAZAMIENTO EN EL EXTREMO SUPERIOR (22) Y UN SEGUNDO VOLUMEN DE FLUIDO DE DESPLAZAMIENTO EN EL EXTREMO INFERIOR (21) DEL DIGESTOR (10). LOS FLUIDOS DE DESPLAZAMIENTO SON RECOLECTADOS Y EXTRAIDOS DEL DIGESTOR CERCA DE LA LINEA MEDIA (25) ENTRE LA PARTE SUPERIOR Y LA INFERIOR DEL DIGESTOR.
ES90915864T 1989-10-30 1990-09-26 Metodo y aparato para desplazar los liquidos consumidos en un digestor Expired - Lifetime ES2043389T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/429,876 US5059284A (en) 1989-10-30 1989-10-30 Apparatus to displace a digester from both ends

Publications (1)

Publication Number Publication Date
ES2043389T3 true ES2043389T3 (es) 1993-12-16

Family

ID=23705083

Family Applications (1)

Application Number Title Priority Date Filing Date
ES90915864T Expired - Lifetime ES2043389T3 (es) 1989-10-30 1990-09-26 Metodo y aparato para desplazar los liquidos consumidos en un digestor

Country Status (11)

Country Link
US (1) US5059284A (es)
EP (1) EP0498821B1 (es)
JP (1) JPH0723592B2 (es)
KR (1) KR0179038B1 (es)
CN (1) CN1022499C (es)
CA (1) CA2067572C (es)
DE (1) DE69002633T2 (es)
ES (1) ES2043389T3 (es)
FI (1) FI108799B (es)
NO (1) NO179017C (es)
WO (1) WO1991006702A1 (es)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI92224C (fi) * 1991-06-28 1994-10-10 Sunds Defibrator Rauma Oy Eräprosessi kraftmassan valmistamiseksi
EP0605882B1 (en) * 1993-01-08 1996-12-11 Nec Corporation Method and apparatus for wet treatment of solid surfaces
US6139689A (en) * 1997-06-11 2000-10-31 Beloit Technologies, Inc. Apparatus for digesting pulp in a displacement batch digester that uses displacement liquor having a sufficient hydrostatic head
US6103057A (en) * 1997-06-11 2000-08-15 Fagerlund; Bertil K. Kraft digesting process wherein a vapor interface is formed by withdrawing hot cooking liquor
US7867363B2 (en) * 2008-08-27 2011-01-11 Metso Fiber Karlstad Ab Continuous digester system
CN101748635B (zh) * 2010-03-18 2011-11-09 白雪刚 一种置换蒸煮制浆方法
CN102787521A (zh) * 2011-05-16 2012-11-21 张世乐 一种用于间歇蒸煮的蒸煮液补偿技术
CN102995476B (zh) * 2011-09-09 2015-07-22 吉林化纤集团有限责任公司 一种竹材溶解浆置换蒸煮方法
CN102337693B (zh) * 2011-09-30 2014-01-22 重庆理文造纸有限公司 一种溶解浆的蒸煮及洗涤工艺
CN102926260A (zh) * 2012-11-26 2013-02-13 天津市恒脉机电科技有限公司 一种置换蒸煮锅液体置换系统
CN103264037B (zh) * 2013-04-16 2015-06-17 浙江布莱蒙农业科技股份有限公司 一种疫病死亡禽畜处理工艺
SE539706C2 (en) * 2014-11-07 2017-11-07 Valmet Oy Method for recovering hydrolyzate
SE538454C2 (en) * 2014-11-27 2016-07-12 Valmet Oy Method for displacement in batch digesters
CN104389220A (zh) * 2014-11-30 2015-03-04 重庆市雅洁纸业有限公司 蒸煮锅循环加热结构

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2179796A (en) * 1936-05-14 1939-11-14 Morterud Einar Circulation system for wood pulp digesters
US2614923A (en) * 1946-04-17 1952-10-21 Sunila Osakeyhtio Digester filling in sulfate pulping
US3881986A (en) * 1965-02-25 1975-05-06 Svenska Cellulosa Ab Method of producing homogeneously delignified pulp from fibrous material, containing lignocellulose, in a digester partially filled with liquor
US4248662A (en) * 1979-01-22 1981-02-03 The Black Clawson Company Oxygen pulping with recycled liquor
US4578149A (en) * 1981-03-05 1986-03-25 Fagerlund Bertil K E Process for digesting cellulosic material with heat recovery
SE452482B (sv) * 1982-04-28 1987-11-30 Sunds Defibrator Forfarande for satsvis framstellning av sulfatmassa med hog delignifieringsgrad
FI833381A0 (fi) * 1983-09-21 1983-09-21 Rauma Repola Oy Saett foer att ifylla diskontinuerlig kokare med flis

Also Published As

Publication number Publication date
DE69002633D1 (de) 1993-09-09
FI921931A0 (fi) 1992-04-29
JPH05503964A (ja) 1993-06-24
EP0498821A1 (en) 1992-08-19
NO179017B (no) 1996-04-09
KR920703921A (ko) 1992-12-18
US5059284A (en) 1991-10-22
CA2067572C (en) 1996-12-24
CN1022499C (zh) 1993-10-20
KR0179038B1 (ko) 1999-05-15
NO921292L (no) 1992-04-03
DE69002633T2 (de) 1994-01-05
CN1051404A (zh) 1991-05-15
NO921292D0 (no) 1992-04-03
FI921931A (fi) 1992-04-29
EP0498821B1 (en) 1993-08-04
WO1991006702A1 (en) 1991-05-16
NO179017C (no) 1996-07-17
JPH0723592B2 (ja) 1995-03-15
FI108799B (fi) 2002-03-28

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