FR2593528B1 - Procede pour diminuer la viscosite d'une liqueur noire provenant de la cuisson de la cellulose. - Google Patents

Procede pour diminuer la viscosite d'une liqueur noire provenant de la cuisson de la cellulose.

Info

Publication number
FR2593528B1
FR2593528B1 FR868616691A FR8616691A FR2593528B1 FR 2593528 B1 FR2593528 B1 FR 2593528B1 FR 868616691 A FR868616691 A FR 868616691A FR 8616691 A FR8616691 A FR 8616691A FR 2593528 B1 FR2593528 B1 FR 2593528B1
Authority
FR
France
Prior art keywords
cooking
decreasing
cellulose
viscosity
liqueur
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 - Fee Related
Application number
FR868616691A
Other languages
English (en)
Other versions
FR2593528A1 (fr
Inventor
Erkki Kiiskila
Nils-Erik Virkola
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.)
Ahlstrom Corp
Original Assignee
Ahlstrom Corp
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 Ahlstrom Corp filed Critical Ahlstrom Corp
Publication of FR2593528A1 publication Critical patent/FR2593528A1/fr
Application granted granted Critical
Publication of FR2593528B1 publication Critical patent/FR2593528B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/04—Regeneration of pulp liquors or effluent waste waters of alkali lye
    • 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
FR868616691A 1985-11-29 1986-11-28 Procede pour diminuer la viscosite d'une liqueur noire provenant de la cuisson de la cellulose. Expired - Fee Related FR2593528B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI854732A FI75615C (fi) 1985-11-29 1985-11-29 Foerfarande foer saenkning av svartlutens viskositet.

Publications (2)

Publication Number Publication Date
FR2593528A1 FR2593528A1 (fr) 1987-07-31
FR2593528B1 true FR2593528B1 (fr) 1990-03-30

Family

ID=8521769

Family Applications (1)

Application Number Title Priority Date Filing Date
FR868616691A Expired - Fee Related FR2593528B1 (fr) 1985-11-29 1986-11-28 Procede pour diminuer la viscosite d'une liqueur noire provenant de la cuisson de la cellulose.

Country Status (12)

Country Link
US (1) US4929307A (fr)
JP (1) JPS63502674A (fr)
BR (1) BR8607216A (fr)
CA (1) CA1288203C (fr)
CS (1) CS273179B2 (fr)
FI (1) FI75615C (fr)
FR (1) FR2593528B1 (fr)
PL (1) PL155015B1 (fr)
PT (1) PT83838B (fr)
SE (1) SE466756B (fr)
SU (1) SU1720498A3 (fr)
WO (1) WO1987003315A1 (fr)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI85515C (fi) * 1990-07-09 1996-04-10 Ahlstroem Oy Foerfarande foer reglering av en sulfatcellulosafabriks sulfiditet
FI87092C (fi) * 1990-11-07 1992-11-25 Ahlstroem Oy Foerfarande foer behandling av svartlut
WO1992013994A1 (fr) * 1991-02-06 1992-08-20 A. Ahlstrom Corporation Procede de recuperation d'energie et de produits chimiques a partir de liqueur noire
US5326433A (en) * 1991-02-06 1994-07-05 Ahlstrom Recovery Inc. Multi-level sulfide content white liquor production and utilization in cellulose pulping
FI92226B (fi) * 1991-04-15 1994-06-30 Ahlstroem Oy Menetelmä jäteliemen väkevöimiseksi ja keittokemikaalien talteenottamiseksi massanvalmistuksessa alkoholipohjaisilla keittoliuoksilla
US5213662A (en) * 1991-08-14 1993-05-25 Kamyr, Inc. Treatment of chips with high temperature black liquor to reduce black liquor viscosity
FI92725C (fi) * 1991-09-09 1994-12-27 Ahlstroem Oy Menetelmä keittolipeän valmistamiseksi
US5234546A (en) * 1991-09-10 1993-08-10 Kamyr, Inc. Polysulfide production in white liquor
FI95822C (fi) * 1991-09-27 1996-03-25 Ahlstroem Oy Soodakattilan tai vastaavan kattilan sulan käsittely
US5360513A (en) * 1992-02-13 1994-11-01 A. Ahlstrom Corporation Sulphur removal from gases associated with boilers having cascade evaporators
US5662774A (en) * 1992-04-01 1997-09-02 Tampella Power Oy Adjusting the sulphur balance of a sulphate cellulose plant by heat treating black liquor in a last evaporation stage
US5489363A (en) * 1993-05-04 1996-02-06 Kamyr, Inc. Pulping with low dissolved solids for improved pulp strength
US5472568A (en) * 1993-09-07 1995-12-05 Air Products And Chemicals, Inc. Method for controlling the viscosity of Kraft black liquor
GB9503562D0 (en) * 1995-02-23 1995-04-12 Thor Technology Corp Black liquor viscosity control
SE520956C2 (sv) * 2001-12-05 2003-09-16 Kvaerner Pulping Tech Kontinuerlig kokning med extra uppehållstid för avdragen vätska utanför kokaren
CN101580285A (zh) * 2009-04-01 2009-11-18 兰州节能环保工程有限责任公司 非木质原料造纸黑液热裂解装置
US9567360B2 (en) * 2010-07-07 2017-02-14 Stora Enso Oyj Process for production of precipitated lignin from black liquor and precipitated lignin produced by the process
WO2019004076A1 (fr) * 2017-06-30 2019-01-03 株式会社片山化学工業研究所 Composition de réducteur de viscosité et procédé de concentration de liqueur noire
JP7317509B2 (ja) * 2019-01-10 2023-07-31 日本製紙株式会社 リグニンの製造方法、及びリグニン系分散剤

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1719130A (en) * 1925-12-16 1929-07-02 Brown Co Process for recovering heat and chemicals
DE897513C (de) * 1942-01-16 1953-11-23 Hilding Olof Vidar Bergstroem Verfahren zum Eindampfen von Zellstoffablaugen
US2754897A (en) * 1951-01-22 1956-07-17 Ramen Torsten Processes for concentrating liquids containing incrustation-forming substances
US2891843A (en) * 1953-02-09 1959-06-23 Minnesota & Ontario Paper Co Chemical recovery process and apparatus
FR1112129A (fr) * 1953-11-19 1956-03-08 Inventa Ag Procédé pour la préparation de la lignine à partir des liqueurs noires
US3026240A (en) * 1959-05-04 1962-03-20 Babcock & Wilcox Co Chemical recovery system
US3092535A (en) * 1960-04-27 1963-06-04 Smith Paper Mills Ltd Howard Sulphite pulping process
NL273213A (fr) * 1961-01-05
US3451765A (en) * 1964-03-25 1969-06-24 Frederick A Schleindl Method of treating spent pulp liquor by adding gas-evolving metals thereto
CH552716A (fr) * 1972-03-06 1974-08-15 Promotion Et D Exploit Ind De Procede d'obtention de la cellulose a partir de matieres premieres ligno-cellulosiques.
SE377348B (fr) * 1972-07-14 1975-06-30 Mo Och Domsjoe Ab
DE2506970C3 (de) * 1975-02-19 1981-04-16 Metallgesellschaft Ag, 6000 Frankfurt Verfahren zur Überführung hochviskoser Zellstoffablaugen in einen pumpfähigen Zustand
CA1097465A (fr) * 1976-11-30 1981-03-17 James R. Prough Recuperation de l'energie emmagasinee par la lessive noire
FI60041C (fi) * 1980-05-21 1981-11-10 Ahlstroem Oy Foerfarande foer tillverkning av alkalisk sulfitmassa
FI64409C (fi) * 1981-06-01 1983-11-10 Tampella Oy Ab Saett att styra foerbraenningen av en till sin kemiska komposition varierande braennlut i sodapannan
SE452482B (sv) * 1982-04-28 1987-11-30 Sunds Defibrator Forfarande for satsvis framstellning av sulfatmassa med hog delignifieringsgrad
SE8204266L (sv) * 1982-07-12 1984-01-13 Korsnaes Marma Ab Forfarande for teckande av kemikalieforlusterna vid massaframstellning
US4470876A (en) * 1982-07-22 1984-09-11 Beaupre Marc F Kraft overload recovery process
FI66035B (fi) * 1982-09-14 1984-04-30 Rauma Repola Oy Foerfarande foer foerbaettring av avdunstbarhet av avfallsvaetska uppstaodd under cellulosaframstaellningsprocess
FI65375C (fi) * 1982-09-20 1984-05-10 Ekono Oy Saett vid aoterkompressionsindunstning av en loesning
SE8400904L (sv) * 1984-02-20 1985-08-21 Goetaverken Energy Syst Ab Forfarande och anordning for senkning av viskositeten hos svartlut
JPS6183391A (ja) * 1984-09-26 1986-04-26 製紙技術研究組合 黒液濃縮方法
SE8502807D0 (sv) * 1985-06-06 1985-06-06 Ahlstroem Foeretagen Sett och apparatur for att deaktivera avlutar

Also Published As

Publication number Publication date
PT83838B (pt) 1988-10-14
CS868786A2 (en) 1990-06-13
SE466756B (sv) 1992-03-30
FI854732A0 (fi) 1985-11-29
PT83838A (en) 1986-12-01
FR2593528A1 (fr) 1987-07-31
CA1288203C (fr) 1991-09-03
BR8607216A (pt) 1988-11-01
SE8801948D0 (sv) 1988-05-25
PL262650A1 (en) 1987-11-02
JPH0248677B2 (fr) 1990-10-25
PL155015B1 (en) 1991-10-31
FI75615C (fi) 1991-08-26
FI75615B (fi) 1988-03-31
SU1720498A3 (ru) 1992-03-15
WO1987003315A1 (fr) 1987-06-04
US4929307A (en) 1990-05-29
FI854732A (fi) 1987-05-30
SE8801948L (sv) 1988-05-25
JPS63502674A (ja) 1988-10-06
CS273179B2 (en) 1991-03-12

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Legal Events

Date Code Title Description
ST Notification of lapse