BR9816065A - Método de produção de vapor de processo a partir de licor negro - Google Patents

Método de produção de vapor de processo a partir de licor negro

Info

Publication number
BR9816065A
BR9816065A BR9816065-6A BR9816065A BR9816065A BR 9816065 A BR9816065 A BR 9816065A BR 9816065 A BR9816065 A BR 9816065A BR 9816065 A BR9816065 A BR 9816065A
Authority
BR
Brazil
Prior art keywords
black liquor
production method
vapor production
process vapor
liquid
Prior art date
Application number
BR9816065-6A
Other languages
English (en)
Inventor
M Nystr
Per
Snekkenes
Vidar
Gustavsson
Lennart
Original Assignee
Kvaerner Pulping Tech
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 Kvaerner Pulping Tech filed Critical Kvaerner Pulping Tech
Publication of BR9816065A publication Critical patent/BR9816065A/pt

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
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/06—Treatment of pulp gases; Recovery of the heat content of the gases; Treatment of gases arising from various sources in pulp and paper mills; Regeneration of gaseous SO2, e.g. arising from liquors containing sulfur compounds
    • 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
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/10—Concentrating spent liquor by evaporation

Landscapes

  • Paper (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Pigments, Carbon Blacks, Or Wood Stains (AREA)

Abstract

<B>"MéTODO DE PRODUçãO DE VAPOR DE PROCESSO A PARTIR DE LICOR NEGRO"<D> A presente invenção se refere a um método de produção de um vapor de processo (16) a partir de um primeiro licor negro (8), derivado em conexão com a produção de polpa de papel, em que o dito primeiro licor negro (8) é tratado para fornecer um segundo licor negro (10) de uma concentração superior à concentração do dito primeiro licor negro, assim como um líquido (13) de baixa concentração, onde após, é produzido o dito vapor de processo (16), a partir do dito líquido de baixa concentração (13).
BR9816065-6A 1998-11-09 1998-11-09 Método de produção de vapor de processo a partir de licor negro BR9816065A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/SE1998/002014 WO2000028136A1 (en) 1998-11-09 1998-11-09 Method of producing process steam from a black liquor

Publications (1)

Publication Number Publication Date
BR9816065A true BR9816065A (pt) 2001-08-21

Family

ID=20411609

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9816065-6A BR9816065A (pt) 1998-11-09 1998-11-09 Método de produção de vapor de processo a partir de licor negro

Country Status (9)

Country Link
US (1) US6722130B1 (pt)
EP (1) EP1155184B1 (pt)
JP (1) JP4276789B2 (pt)
AT (1) ATE384161T1 (pt)
AU (1) AU1355099A (pt)
BR (1) BR9816065A (pt)
CA (1) CA2348516C (pt)
DE (1) DE69839023D1 (pt)
WO (1) WO2000028136A1 (pt)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040133446A1 (en) * 2002-11-01 2004-07-08 United Parcel Service Of America, Inc. Alternate delivery location methods and systems
US8017820B2 (en) * 2004-09-30 2011-09-13 Iogen Energy Corporation Continuous flowing pre-treatment system with steam recovery
SE0502851L (sv) * 2005-12-21 2006-12-19 Kvaerner Pulping Tech System samt förfarande för generering av ånga i ett kokeri för tillverkning av kemisk cellulosamassa
FI20145784A (fi) * 2014-09-08 2016-03-09 Andritz Oy Vesihöyryn kehittäminen sellutehtaan keittämöllä
SE1650664A1 (en) * 2016-05-17 2017-10-17 Valmet Oy Method for generation of clean steam in a continuous digester system
SE544629C2 (en) * 2021-02-03 2022-09-27 Valmet Oy Indirect heating of digester

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI51605C (fi) * 1975-01-20 1977-02-10 Ahlstroem Oy Tapa ja laite nesteiden haihduttamiseksi.
FI52128C (fi) * 1976-04-12 1977-06-10 Rosenlew Ab Oy W Tapa ottaa sellutuksessa talteen lämpöä sekä helposti haihtuvia alkoho leja ja rikkiyhdisteitä sisältävät fraktiot mustalipeästä.
SE422604B (sv) * 1980-08-29 1982-03-15 Modo Chemetics Ab Forfarande for flidforvermning
SE8502807D0 (sv) * 1985-06-06 1985-06-06 Ahlstroem Foeretagen Sett och apparatur for att deaktivera avlutar
US4925527A (en) 1989-02-22 1990-05-15 Ahlstromforetagen Svenska Ab Method for the recovery of turpentine and heat in a refiner pulping process
US5380402A (en) * 1992-07-30 1995-01-10 Kamyr, Inc. Reducing pulp mill liquid discharge
US5413674A (en) * 1992-12-23 1995-05-09 Uop Evaporation for solids concentration
SE505603C2 (sv) * 1994-10-20 1997-09-22 Kvaerner Pulping Tech Metod att slutindunsta svartlut i flera steg där luten förs i serie genom stegen och primärånga tillförs varje steg
US6306252B1 (en) * 1995-04-10 2001-10-23 Andritz-Ahlstrom Inc. Heat recovery from spent digester cooking liquor
US6346166B1 (en) * 1999-06-14 2002-02-12 Andritz-Ahlstrom Inc. Flash tank steam economy improvement

Also Published As

Publication number Publication date
US6722130B1 (en) 2004-04-20
WO2000028136A1 (en) 2000-05-18
CA2348516C (en) 2007-10-09
EP1155184B1 (en) 2008-01-16
CA2348516A1 (en) 2000-05-18
EP1155184A1 (en) 2001-11-21
JP2002529619A (ja) 2002-09-10
JP4276789B2 (ja) 2009-06-10
DE69839023D1 (de) 2008-03-06
AU1355099A (en) 2000-05-29
ATE384161T1 (de) 2008-02-15

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Legal Events

Date Code Title Description
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B25D Requested change of name of applicant approved

Owner name: METSO FIBER KARLSTAD AB (SE)

Free format text: ALTERADO DE: KVAERNER PULPING AB

B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 09/11/1998, OBSERVADAS AS CONDICOES LEGAIS.

B25A Requested transfer of rights approved

Owner name: METSO PAPER SWEDEN AB (SE)

Free format text: TRANSFERIDO POR INCORPORACAO DE: METSO FIBER KARLSTAD AB

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE A 17A ANUIDADE.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2342 DE 24-11-2015 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.

B25E Requested change of name of applicant rejected

Owner name: METSO PAPER SWEDEN AB (SE)

B25H Request for change of headquarter rejected

Owner name: METSO PAPER SWEDEN AB (SE)