DE69841735D1 - Verfahren zur Rückgewinnung von Alkali und Energie aus Silikathältiger Schwarzlauge - Google Patents

Verfahren zur Rückgewinnung von Alkali und Energie aus Silikathältiger Schwarzlauge

Info

Publication number
DE69841735D1
DE69841735D1 DE69841735T DE69841735T DE69841735D1 DE 69841735 D1 DE69841735 D1 DE 69841735D1 DE 69841735 T DE69841735 T DE 69841735T DE 69841735 T DE69841735 T DE 69841735T DE 69841735 D1 DE69841735 D1 DE 69841735D1
Authority
DE
Germany
Prior art keywords
black liquor
carbon dioxide
gas
precipitate
silicate
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
DE69841735T
Other languages
English (en)
Inventor
Bertel Myreen
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.)
SILOXY Ltd
Original Assignee
SILOXY Ltd
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 SILOXY Ltd filed Critical SILOXY Ltd
Application granted granted Critical
Publication of DE69841735D1 publication Critical patent/DE69841735D1/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
    • 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
    • D21C11/04—Regeneration of pulp liquors or effluent waste waters of alkali lye
    • 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
    • D21C11/106—Prevention of incrustations on heating surfaces during the concentration, e.g. by elimination of the scale-forming substances contained in the liquors
    • 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
    • D21C11/12—Combustion of pulp liquors
    • 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
    • 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
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

Landscapes

  • Paper (AREA)
  • Silicates, Zeolites, And Molecular Sieves (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Saccharide Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
DE69841735T 1997-10-13 1998-10-09 Verfahren zur Rückgewinnung von Alkali und Energie aus Silikathältiger Schwarzlauge Expired - Lifetime DE69841735D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI973942A FI104335B1 (fi) 1997-10-13 1997-10-13 Menetelmä alkalin ja energian talteenottamiseksi silikaattipitoisesta mustalipeästä

Publications (1)

Publication Number Publication Date
DE69841735D1 true DE69841735D1 (de) 2010-08-05

Family

ID=8549716

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69841735T Expired - Lifetime DE69841735D1 (de) 1997-10-13 1998-10-09 Verfahren zur Rückgewinnung von Alkali und Energie aus Silikathältiger Schwarzlauge

Country Status (7)

Country Link
US (1) US6183598B1 (de)
EP (1) EP0908554B1 (de)
CN (1) CN1117189C (de)
AT (1) ATE472012T1 (de)
DE (1) DE69841735D1 (de)
ES (1) ES2346603T3 (de)
FI (1) FI104335B1 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1664421B1 (de) * 2003-09-08 2011-12-07 Alberta Innovates - Technology Futures Chemimechanische entkieselung von von holz verschiedenen pflanzlichen stoffen
SE0402201D0 (sv) * 2004-09-14 2004-09-14 Stfi Packforsk Ab Method for separating lignin from black liquor
EP1924739B1 (de) * 2005-04-22 2013-12-25 Andritz Oy Vorrichtung und verfahren zur energieerzeugung in einer zellstofffabrik
US8795472B2 (en) * 2008-02-28 2014-08-05 Chevron U.S.A. Inc. Process for generating a hydrocarbon feedstock from lignin
US8894818B2 (en) * 2008-02-28 2014-11-25 Chevron U.S.A. Inc. Process for generating a hydrocarbon feedstock lignin
EP2440703B1 (de) * 2009-06-10 2016-02-17 Valmet Aktiebolag Verfahren zur ligninfällung aus schwarzlauge mittels nutzung von abgasen
US20110226997A1 (en) * 2010-03-19 2011-09-22 Air Products And Chemicals, Inc. Method And System Of Gasification
CN102312388B (zh) * 2011-09-09 2013-09-18 山东京博控股股份有限公司 一种综合利用碱法制浆黑液的方法
CN102587187B (zh) * 2012-02-10 2014-06-04 中国科学院过程工程研究所 一种基于造纸黑液的碱回收方法
CN103306154A (zh) * 2012-03-15 2013-09-18 秦才东 制浆黑液的处理及利用方法
CN103469664B (zh) * 2013-08-26 2015-09-16 陕西科技大学 一种碱回收工段绿液絮凝除硅方法
US12024823B2 (en) * 2019-08-31 2024-07-02 Yitzac Goldstein Process for refining fiber and deriving chemical co-products from biomass
US11255045B2 (en) * 2019-08-31 2022-02-22 Circular Systems, S.P.C. Process for refining fiber and deriving chemical co-products from biomass
CN112301781A (zh) * 2020-10-14 2021-02-02 福建省青山纸业股份有限公司 一种碱回收炉利用水煤浆添加到浓黑液中进行混合燃烧的方法
CN113233717A (zh) * 2021-06-10 2021-08-10 丁鸿雨 一种基于海洋工程中的降碳技术碳中和处理方法
CN116427199A (zh) * 2023-05-30 2023-07-14 陕西科技大学 含硅木质素分离协同非木浆黑液流变性改善及黑液燃烧法绿液除硅的方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3107447C2 (de) * 1981-02-27 1985-08-29 Kraftanlagen Ag, 6900 Heidelberg Verfahren zum Entfernen von Kieselsäure aus Schwarzlauge
JPS6241390A (ja) * 1985-08-09 1987-02-23 株式会社荏原製作所 黒液濃縮方法および装置
SE462106B (sv) * 1986-11-28 1990-05-07 Alf Ove Andersson Saett att utvinna energi och kemikalier ur avlut fraan massaberedning
FI98626C (sv) * 1994-10-04 1997-07-25 Eka Nobel Ab Förfarande för rening av avloppsvatten
SE9403786L (sv) * 1994-11-04 1996-05-05 Kvaerner Pulping Tech Selektiv utvinning av kemikalier ur celluloaavlutar genom förgasning

Also Published As

Publication number Publication date
FI973942A (fi) 1999-04-14
ES2346603T3 (es) 2010-10-18
CN1217403A (zh) 1999-05-26
EP0908554B1 (de) 2010-06-23
US6183598B1 (en) 2001-02-06
FI973942A0 (fi) 1997-10-13
ATE472012T1 (de) 2010-07-15
EP0908554A1 (de) 1999-04-14
CN1117189C (zh) 2003-08-06
FI104335B (sv) 1999-12-31
FI104335B1 (fi) 1999-12-31

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