DE69622550D1 - Imprägnierung von einem cellulosehaltigen material mit schwarzlauge in einem einzelgefäss-kocher - Google Patents

Imprägnierung von einem cellulosehaltigen material mit schwarzlauge in einem einzelgefäss-kocher

Info

Publication number
DE69622550D1
DE69622550D1 DE69622550T DE69622550T DE69622550D1 DE 69622550 D1 DE69622550 D1 DE 69622550D1 DE 69622550 T DE69622550 T DE 69622550T DE 69622550 T DE69622550 T DE 69622550T DE 69622550 D1 DE69622550 D1 DE 69622550D1
Authority
DE
Germany
Prior art keywords
chips
liquid
pct
digester
black liquor
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
DE69622550T
Other languages
English (en)
Inventor
Finn Oulie
Lennart Sjoelund
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.)
Metso Fiber Karlstad AB
Original Assignee
Kvaerner Pulping Technologies 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=20398122&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69622550(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Kvaerner Pulping Technologies AB filed Critical Kvaerner Pulping Technologies AB
Application granted granted Critical
Publication of DE69622550D1 publication Critical patent/DE69622550D1/de
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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/22—Other features of pulping processes
    • D21C3/24—Continuous processes
    • 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
    • D21C1/00—Pretreatment of the finely-divided materials before digesting

Landscapes

  • Paper (AREA)
  • Cookers (AREA)
DE69622550T 1995-04-28 1996-03-29 Imprägnierung von einem cellulosehaltigen material mit schwarzlauge in einem einzelgefäss-kocher Expired - Lifetime DE69622550D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9501572A SE505528C2 (sv) 1995-04-28 1995-04-28 Impregnering av flis med het svartlut i ett kontinuerligt enkärlssystem
PCT/SE1996/000412 WO1996034143A1 (en) 1995-04-28 1996-03-29 Impregnation of cellulose-containing material with black liquor in a single vessel digester

Publications (1)

Publication Number Publication Date
DE69622550D1 true DE69622550D1 (de) 2002-08-29

Family

ID=20398122

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69622550T Expired - Lifetime DE69622550D1 (de) 1995-04-28 1996-03-29 Imprägnierung von einem cellulosehaltigen material mit schwarzlauge in einem einzelgefäss-kocher

Country Status (9)

Country Link
US (1) US6030492A (de)
EP (1) EP0823004B1 (de)
AT (1) ATE221153T1 (de)
AU (1) AU5519496A (de)
BR (1) BR9608230A (de)
CA (1) CA2217568A1 (de)
DE (1) DE69622550D1 (de)
SE (1) SE505528C2 (de)
WO (1) WO1996034143A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE246282T1 (de) 1997-06-13 2003-08-15 Kvaerner Pulping Tech Verfahren zum kontinuierlichen aufschliessen in einem einzelgefäss-kocher
US6551335B1 (en) * 1997-07-11 2003-04-22 Astra Tech Ab Methods and devices for stripping blood vessels
SE515971C2 (sv) * 2000-11-03 2001-11-05 Kvaerner Pulping Tech Kontinuerlig kokning av massa med nettomedströmsflöde i kokarens bottenparti
SE0004049L (sv) * 2000-11-03 2001-11-05 Kvaerner Pulping Tech Kontinuerlig kokning av massa med avdrag av begagnad koklut dels från kokaren, dels från en efterföljande tryckdiffusör
SE531632C2 (sv) * 2007-12-20 2009-06-09 Metso Fiber Karlstad Ab Förfarande vid tillverkning av sulfatmassa där hemicellulosor återförs
CN101914863B (zh) * 2010-07-28 2012-07-25 商丘市丰源纸业科技有限公司 蒸汽法提取造纸黑液工艺

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3303088A (en) * 1963-04-19 1967-02-07 Lummus Co Continuous liquid-phase rapid pulping
US5213662A (en) * 1991-08-14 1993-05-25 Kamyr, Inc. Treatment of chips with high temperature black liquor to reduce black liquor viscosity
US5413677A (en) * 1993-04-05 1995-05-09 Kamyr, Inc. Method for producing chemical pulp from hardwood chips
SE501110C2 (sv) * 1993-04-21 1994-11-14 Kvaerner Pulping Tech Silorgan med en silkropp och sätt och anordning för silkroppens tillverkning
US5658428A (en) * 1995-10-19 1997-08-19 Kvaerner Pulping Technologies Ab Method for impregnation in a single-vessel hydraulic digester

Also Published As

Publication number Publication date
AU5519496A (en) 1996-11-18
ATE221153T1 (de) 2002-08-15
EP0823004B1 (de) 2002-07-24
US6030492A (en) 2000-02-29
BR9608230A (pt) 1998-12-29
CA2217568A1 (en) 1996-10-31
EP0823004A1 (de) 1998-02-11
SE9501572D0 (sv) 1995-04-28
WO1996034143A1 (en) 1996-10-31
SE505528C2 (sv) 1997-09-15
SE9501572L (sv) 1996-10-29

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Legal Events

Date Code Title Description
8332 No legal effect for de