FR2500858A1 - Procede pour eliminer sous forme de boue la silice d'une lessive noire - Google Patents

Procede pour eliminer sous forme de boue la silice d'une lessive noire Download PDF

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Publication number
FR2500858A1
FR2500858A1 FR8203275A FR8203275A FR2500858A1 FR 2500858 A1 FR2500858 A1 FR 2500858A1 FR 8203275 A FR8203275 A FR 8203275A FR 8203275 A FR8203275 A FR 8203275A FR 2500858 A1 FR2500858 A1 FR 2500858A1
Authority
FR
France
Prior art keywords
sio2
sludge
lye
sedimentation
black
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.)
Granted
Application number
FR8203275A
Other languages
English (en)
French (fr)
Other versions
FR2500858B1 (US07582779-20090901-C00044.png
Inventor
Sami Ezzat
Wolfram Quittkat
Paul Benzinger
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.)
BKMI Industrieanlagen GmbH
Original Assignee
Babcock Krauss Maffei Industrieanlagen GmbH
BKMI Industrieanlagen GmbH
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 Babcock Krauss Maffei Industrieanlagen GmbH, BKMI Industrieanlagen GmbH filed Critical Babcock Krauss Maffei Industrieanlagen GmbH
Publication of FR2500858A1 publication Critical patent/FR2500858A1/fr
Application granted granted Critical
Publication of FR2500858B1 publication Critical patent/FR2500858B1/fr
Granted 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P40/00—Technologies relating to the processing of minerals
    • Y02P40/40—Production or processing of lime, e.g. limestone regeneration of lime in pulp and sugar mills

Landscapes

  • Paper (AREA)
  • Silicon Compounds (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Treatment Of Sludge (AREA)
FR8203275A 1981-02-27 1982-02-26 Procede pour eliminer sous forme de boue la silice d'une lessive noire Granted FR2500858A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3107447A DE3107447C2 (de) 1981-02-27 1981-02-27 Verfahren zum Entfernen von Kieselsäure aus Schwarzlauge

Publications (2)

Publication Number Publication Date
FR2500858A1 true FR2500858A1 (fr) 1982-09-03
FR2500858B1 FR2500858B1 (US07582779-20090901-C00044.png) 1984-11-30

Family

ID=6125928

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8203275A Granted FR2500858A1 (fr) 1981-02-27 1982-02-26 Procede pour eliminer sous forme de boue la silice d'une lessive noire

Country Status (5)

Country Link
EP (1) EP0072844B1 (US07582779-20090901-C00044.png)
JP (1) JPS58500719A (US07582779-20090901-C00044.png)
DE (2) DE3107447C2 (US07582779-20090901-C00044.png)
FR (1) FR2500858A1 (US07582779-20090901-C00044.png)
WO (1) WO1982002909A1 (US07582779-20090901-C00044.png)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2600054B1 (fr) * 1986-06-11 1988-10-21 Technip Cie Procede et installation de separation de la silice contenue dans les liqueurs noires residuaires de la fabrication de pate a papier
AT393284B (de) * 1989-12-01 1991-09-25 Waagner Biro Ag Verfahren zur entkieselung der ablauge
FI104335B1 (fi) * 1997-10-13 1999-12-31 Poeyry Jaakko & Co Oy Menetelmä alkalin ja energian talteenottamiseksi silikaattipitoisesta mustalipeästä
WO2005024125A1 (en) * 2003-09-08 2005-03-17 Alberta Research Council Inc. Chemimechanical desilication of nonwood plant materials

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1606338A (en) * 1921-05-19 1926-11-09 Bradley Mckeefe Corp Treatment of black liquor
GB548280A (en) * 1941-02-28 1942-10-05 Arthur Baker Improvements in and relating to the production of cellulose
FR1112129A (fr) * 1953-11-19 1956-03-08 Inventa Ag Procédé pour la préparation de la lignine à partir des liqueurs noires
DE1119645B (de) * 1957-01-31 1961-12-14 Escher Wyss Gmbh Verfahren zur Entfernung von Kieselsaeure aus alkalischen Ablaugen der Zellstoffindustrie
DE2006313A1 (de) * 1970-02-12 1971-03-11 Krupp Gmbh Vorrichtung zum Begasen von Flüssigkeiten unterhalb der Oberfläche
FR2399503A1 (fr) * 1977-08-04 1979-03-02 Torras Hostench Sa Nouveau procede de recuperation chimique de l'hydroxyde sodique et de recuperation thermique des lessives noires residuelles provenant de la fabrication de cellulose

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1606338A (en) * 1921-05-19 1926-11-09 Bradley Mckeefe Corp Treatment of black liquor
GB548280A (en) * 1941-02-28 1942-10-05 Arthur Baker Improvements in and relating to the production of cellulose
FR1112129A (fr) * 1953-11-19 1956-03-08 Inventa Ag Procédé pour la préparation de la lignine à partir des liqueurs noires
DE1119645B (de) * 1957-01-31 1961-12-14 Escher Wyss Gmbh Verfahren zur Entfernung von Kieselsaeure aus alkalischen Ablaugen der Zellstoffindustrie
DE2006313A1 (de) * 1970-02-12 1971-03-11 Krupp Gmbh Vorrichtung zum Begasen von Flüssigkeiten unterhalb der Oberfläche
FR2399503A1 (fr) * 1977-08-04 1979-03-02 Torras Hostench Sa Nouveau procede de recuperation chimique de l'hydroxyde sodique et de recuperation thermique des lessives noires residuelles provenant de la fabrication de cellulose

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
ABSTR. BULL. INST. PAPER CHEM., vol. 36, no. 1, juillet 1965, page 66, abrégé no. 295, Appleton, Wisconsin, US *
ABSTR. BULL. INST. PAPER CHEM., vol. 48, no. 9, mars 1978, page 1004, abrégé no. 9355, Appleton, Wisconsin, US *
ABSTR. BULL. INST. PAPER CHEM., vol. 50, no. 4, octobre 1979, page 431, abrégé no. 4054, Appleton, Wisconsin, US *
TAPPI, vol. 62, no. 11, novembre 1979, pages 108-110, Atlanta, GA., US *

Also Published As

Publication number Publication date
DE3272068D1 (en) 1986-08-28
DE3107447C2 (de) 1985-08-29
EP0072844A1 (de) 1983-03-02
DE3107447A1 (de) 1982-09-16
FR2500858B1 (US07582779-20090901-C00044.png) 1984-11-30
WO1982002909A1 (en) 1982-09-02
JPS58500719A (ja) 1983-05-06
EP0072844B1 (de) 1986-07-23

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