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FI973942A7 - Förfarande för återvinning av alkali och energi ur silikathaltig svartlut - Google Patents

Förfarande för återvinning av alkali och energi ur silikathaltig svartlut

Info

Publication number
FI973942A7
FI973942A7 FI973942A FI973942A FI973942A7 FI 973942 A7 FI973942 A7 FI 973942A7 FI 973942 A FI973942 A FI 973942A FI 973942 A FI973942 A FI 973942A FI 973942 A7 FI973942 A7 FI 973942A7
Authority
FI
Finland
Prior art keywords
silicate
energy
black liquor
containing black
recovering alkali
Prior art date
Application number
FI973942A
Other languages
English (en)
Finnish (fi)
Other versions
FI973942A0 (fi
FI104335B (sv
FI104335B1 (sv
Inventor
Bertel Myreen
Original Assignee
Poeyry Jaakko & Co Oy
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 Poeyry Jaakko & Co Oy filed Critical Poeyry Jaakko & Co Oy
Publication of FI973942A0 publication Critical patent/FI973942A0/fi
Priority to FI973942A priority Critical patent/FI104335B1/sv
Priority to US09/164,478 priority patent/US6183598B1/en
Priority to AT98660100T priority patent/ATE472012T1/de
Priority to ES98660100T priority patent/ES2346603T3/es
Priority to DE69841735T priority patent/DE69841735D1/de
Priority to EP98660100A priority patent/EP0908554B1/en
Priority to CN98124556A priority patent/CN1117189C/zh
Publication of FI973942A7 publication Critical patent/FI973942A7/sv
Application granted granted Critical
Publication of FI104335B publication Critical patent/FI104335B/sv
Publication of FI104335B1 publication Critical patent/FI104335B1/sv

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
FI973942A 1997-10-13 1997-10-13 Förfarande för återvinning av alkali och energi ur silikathaltig svartlut FI104335B1 (sv)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FI973942A FI104335B1 (sv) 1997-10-13 1997-10-13 Förfarande för återvinning av alkali och energi ur silikathaltig svartlut
US09/164,478 US6183598B1 (en) 1997-10-13 1998-10-01 Process for recovering alkali and black liquor containing silicatae
AT98660100T ATE472012T1 (de) 1997-10-13 1998-10-09 Verfahren zur rückgewinnung von alkali und energie aus silikathältiger schwarzlauge
ES98660100T ES2346603T3 (es) 1997-10-13 1998-10-09 Procedimiento para recuperar alcalis y energia a partir de un licor negro que contiene silicato.
DE69841735T DE69841735D1 (de) 1997-10-13 1998-10-09 Verfahren zur Rückgewinnung von Alkali und Energie aus Silikathältiger Schwarzlauge
EP98660100A EP0908554B1 (en) 1997-10-13 1998-10-09 Process for recovering alkali and energy from black liquor containing silicate
CN98124556A CN1117189C (zh) 1997-10-13 1998-10-13 从含硅酸盐的黑液中回收碱和能量的方法

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI973942A FI104335B1 (sv) 1997-10-13 1997-10-13 Förfarande för återvinning av alkali och energi ur silikathaltig svartlut
FI973942 1997-10-13

Publications (4)

Publication Number Publication Date
FI973942A0 FI973942A0 (fi) 1997-10-13
FI973942A7 true FI973942A7 (sv) 1999-04-14
FI104335B FI104335B (sv) 1999-12-31
FI104335B1 FI104335B1 (sv) 1999-12-31

Family

ID=8549716

Family Applications (1)

Application Number Title Priority Date Filing Date
FI973942A FI104335B1 (sv) 1997-10-13 1997-10-13 Förfarande för återvinning av alkali och energi ur silikathaltig svartlut

Country Status (7)

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

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1664421B1 (en) * 2003-09-08 2011-12-07 Alberta Innovates - Technology Futures Chemimechanical desilication of nonwood plant materials
SE0402201D0 (sv) * 2004-09-14 2004-09-14 Stfi Packforsk Ab Method for separating lignin from black liquor
PT1924739E (pt) * 2005-04-22 2014-03-25 Andritz Oy Aparelho e método para produzir energia numa fábrica de pasta
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
WO2010143997A1 (en) * 2009-06-10 2010-12-16 Metso Power Ab Method for precipitating lignin from black liquor by utilizing waste gases
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
US11255045B2 (en) * 2019-08-31 2022-02-22 Circular Systems, S.P.C. Process for refining fiber and deriving chemical co-products from biomass
US12024823B2 (en) * 2019-08-31 2024-07-02 Yitzac Goldstein 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
CN115738635A (zh) * 2022-11-30 2023-03-07 大唐东北电力试验研究院有限公司 一种烟气中的二氧化碳吸收方法
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
CN118257151A (zh) * 2024-04-25 2024-06-28 陕西科技大学 一种分离高分子量木质素同步黑液除硅协同黑液燃烧法绿液除硅集成工艺
SE2450799A1 (en) * 2024-07-10 2026-01-11 Soedra Skogsaegarna Ekonomisk Foerening A method for utilization of agro-based extraction liquor in a wood pulping process

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
FI973942A0 (fi) 1997-10-13
ES2346603T3 (es) 2010-10-18
CN1217403A (zh) 1999-05-26
EP0908554B1 (en) 2010-06-23
FI104335B (sv) 1999-12-31
US6183598B1 (en) 2001-02-06
ATE472012T1 (de) 2010-07-15
FI104335B1 (sv) 1999-12-31
DE69841735D1 (de) 2010-08-05
CN1117189C (zh) 2003-08-06
EP0908554A1 (en) 1999-04-14

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Legal Events

Date Code Title Description
PC Transfer of assignment of patent

Owner name: SILOXY LIMITED

Free format text: SILOXY LIMITED

PC Transfer of assignment of patent

Owner name: NORAM ENGINEERING AND CONSTRUCTORS LTD.

MM Patent lapsed