FI971678A - Prosessi mustalipeän loppuhaihduttamiseksi - Google Patents

Prosessi mustalipeän loppuhaihduttamiseksi Download PDF

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Publication number
FI971678A
FI971678A FI971678A FI971678A FI971678A FI 971678 A FI971678 A FI 971678A FI 971678 A FI971678 A FI 971678A FI 971678 A FI971678 A FI 971678A FI 971678 A FI971678 A FI 971678A
Authority
FI
Finland
Prior art keywords
evaporation
pct
appliances
steam
black liquor
Prior art date
Application number
FI971678A
Other languages
English (en)
Swedish (sv)
Other versions
FI116397B (fi
FI971678A0 (fi
Inventor
Lars Olausson
Olle Wennberg
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=20395676&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=FI971678(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Kvaerner Pulping Tech filed Critical Kvaerner Pulping Tech
Publication of FI971678A publication Critical patent/FI971678A/fi
Publication of FI971678A0 publication Critical patent/FI971678A0/fi
Application granted granted Critical
Publication of FI116397B publication Critical patent/FI116397B/fi

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D1/00—Evaporating
    • B01D1/26—Multiple-effect evaporating
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S159/00—Concentrating evaporators
    • Y10S159/08—Multieffect or multistage
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S203/00—Distillation: processes, separatory
    • Y10S203/16—Combination

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Distillation Of Fermentation Liquor, Processing Of Alcohols, Vinegar And Beer (AREA)
  • Paper (AREA)
  • Light Receiving Elements (AREA)
  • Pigments, Carbon Blacks, Or Wood Stains (AREA)
  • Breeding Of Plants And Reproduction By Means Of Culturing (AREA)
  • Compounds Of Unknown Constitution (AREA)
FI971678A 1994-10-20 1997-04-18 Prosessi mustalipeän loppuhaihduttamiseksi FI116397B (fi)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
SE9403583 1994-10-20
SE9403583A SE505603C2 (sv) 1994-10-20 1994-10-20 Metod att slutindunsta svartlut i flera steg där luten förs i serie genom stegen och primärånga tillförs varje steg
SE9500991 1995-09-05
PCT/SE1995/000991 WO1996012848A1 (en) 1994-10-20 1995-09-05 Process for the final evaporation of black liquor

Publications (3)

Publication Number Publication Date
FI971678A true FI971678A (fi) 1997-04-18
FI971678A0 FI971678A0 (fi) 1997-04-18
FI116397B FI116397B (fi) 2005-11-15

Family

ID=20395676

Family Applications (1)

Application Number Title Priority Date Filing Date
FI971678A FI116397B (fi) 1994-10-20 1997-04-18 Prosessi mustalipeän loppuhaihduttamiseksi

Country Status (11)

Country Link
US (1) US5944950A (fi)
EP (1) EP0787232B1 (fi)
AT (1) ATE199751T1 (fi)
AU (1) AU3711895A (fi)
BR (1) BR9509408A (fi)
DE (1) DE69520366T2 (fi)
ES (1) ES2157348T3 (fi)
FI (1) FI116397B (fi)
PT (1) PT787232E (fi)
SE (1) SE505603C2 (fi)
WO (1) WO1996012848A1 (fi)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5853549A (en) * 1995-03-14 1998-12-29 Sephton; Hugo H. Desalination of seawater by evaporation in a multi-stack array of vertical tube bundles, with waste heat.
FI118131B (fi) * 1996-11-01 2007-07-13 Kvaerner Power Oy Menetelmä ja sovitelma haihdutuskapasiteetin lisäämiseksi sellutehtaan jäteliemen useista haihdutusvaiheista koostuvassa monivaiheisessa haihduttamossa
EP1155184B1 (en) * 1998-11-09 2008-01-16 Metso Fiber Karlstad AB Method of producing process steam from a black liquor
US6419788B1 (en) * 2000-08-16 2002-07-16 Purevision Technology, Inc. Method of treating lignocellulosic biomass to produce cellulose
ATE392459T1 (de) * 2001-12-29 2008-05-15 Energy Saving Technologies Fin Methode zur behandlung von flüssigen mehrkomponenten-gemischen sowie anlage zur durchführung dieser methode
US9873305B2 (en) 2008-02-22 2018-01-23 Dow Global Technologies Inc. Heater module including thermal energy storage material
US8709204B1 (en) * 2013-03-14 2014-04-29 Veolia Water Solutions & Technologies North America Inc. System and process for recovering heat from weak black liquor in a wood pulping process
EP3091123A1 (de) 2015-05-08 2016-11-09 Siemens Aktiengesellschaft Verfahren und vorrichtung zur erhöhung eines feststoffgehalts bei einem grundstoff, steuereinrichtung, anlage zur bearbeitung eines grundstoffs und papierfabrik

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2651356A (en) * 1948-08-25 1953-09-08 Henry M Hunter Apparatus for evaporation
US3763020A (en) * 1971-02-11 1973-10-02 Envirotech Corp Terpene recovery by multi effect evaporation with vent vapor compression
SE8204266L (sv) * 1982-07-12 1984-01-13 Korsnaes Marma Ab Forfarande for teckande av kemikalieforlusterna vid massaframstellning
FI65375C (fi) * 1982-09-20 1984-05-10 Ekono Oy Saett vid aoterkompressionsindunstning av en loesning
SE453757B (sv) * 1985-06-07 1988-02-29 Alf Ove Andersson Sett att oka torrsubstanshalten hos svartlut vid dess atervinning i en sulfatmassaprocess
FI81141B (fi) * 1986-09-22 1990-05-31 Ahlstroem Oy Foerfarande foer koncentrering av uppslamningar.
DE3834716A1 (de) * 1988-10-12 1990-04-19 Metallgesellschaft Ag Verfahren und vorrichtung zum aufkonzentrieren von loesungen

Also Published As

Publication number Publication date
PT787232E (pt) 2001-08-30
DE69520366T2 (de) 2001-10-18
FI116397B (fi) 2005-11-15
AU3711895A (en) 1996-05-15
WO1996012848A1 (en) 1996-05-02
ATE199751T1 (de) 2001-03-15
US5944950A (en) 1999-08-31
SE9403583D0 (sv) 1994-10-20
EP0787232A1 (en) 1997-08-06
ES2157348T3 (es) 2001-08-16
EP0787232B1 (en) 2001-03-14
SE9403583L (sv) 1996-04-21
DE69520366D1 (de) 2001-04-19
BR9509408A (pt) 1998-05-26
SE505603C2 (sv) 1997-09-22
FI971678A0 (fi) 1997-04-18

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