FI107253B - Menetelmä lentotuhkan käsittelemiseksi - Google Patents

Menetelmä lentotuhkan käsittelemiseksi Download PDF

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Publication number
FI107253B
FI107253B FI990781A FI990781A FI107253B FI 107253 B FI107253 B FI 107253B FI 990781 A FI990781 A FI 990781A FI 990781 A FI990781 A FI 990781A FI 107253 B FI107253 B FI 107253B
Authority
FI
Finland
Prior art keywords
chloride
sulphate
solution
calcium
fly ash
Prior art date
Application number
FI990781A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI990781A (fi
FI990781A0 (fi
Inventor
Reijo Seppaenen
Original Assignee
Finnish Chemicals 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 Finnish Chemicals Oy filed Critical Finnish Chemicals Oy
Publication of FI990781A0 publication Critical patent/FI990781A0/fi
Priority to FI990781A priority Critical patent/FI107253B/fi
Priority to EP00917110A priority patent/EP1244844A1/fr
Priority to CA002365967A priority patent/CA2365967C/fr
Priority to AU38229/00A priority patent/AU3822900A/en
Priority to PCT/FI2000/000295 priority patent/WO2000061859A1/fr
Priority to US09/958,326 priority patent/US6821384B1/en
Priority to ARP000101641A priority patent/AR023433A1/es
Publication of FI990781A publication Critical patent/FI990781A/fi
Application granted granted Critical
Publication of FI107253B publication Critical patent/FI107253B/fi
Priority to NO20014777A priority patent/NO20014777L/no

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
    • D21C11/063—Treatment of gas streams comprising solid matter, e.g. the ashes resulting from the combustion of black liquor
    • D21C11/066—Separation of solid compounds from these gases; further treatment of recovered products
    • 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
    • Y10S210/00—Liquid purification or separation
    • Y10S210/928—Paper mill waste, e.g. white water, black liquor treated

Landscapes

  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Processing Of Solid Wastes (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
FI990781A 1999-04-09 1999-04-09 Menetelmä lentotuhkan käsittelemiseksi FI107253B (fi)

Priority Applications (8)

Application Number Priority Date Filing Date Title
FI990781A FI107253B (fi) 1999-04-09 1999-04-09 Menetelmä lentotuhkan käsittelemiseksi
PCT/FI2000/000295 WO2000061859A1 (fr) 1999-04-09 2000-04-07 Procede de traitement de cendres volantes a l'aide d'acide chlorhydrique
CA002365967A CA2365967C (fr) 1999-04-09 2000-04-07 Procede de traitement de cendres volantes a l'aide d'acide chlorhydrique
AU38229/00A AU3822900A (en) 1999-04-09 2000-04-07 Process for the treatment of fly ash, using hydrochloric acid
EP00917110A EP1244844A1 (fr) 1999-04-09 2000-04-07 Procede de traitement de cendres volantes a l'aide d'acide chlorhydrique
US09/958,326 US6821384B1 (en) 1999-04-09 2000-04-07 Process for the treatment of fly ash, using hydrochloric acid
ARP000101641A AR023433A1 (es) 1999-04-09 2000-04-10 Proceso para el tratamiento de ceniza arrastrada
NO20014777A NO20014777L (no) 1999-04-09 2001-10-01 Fremgangsmate for behandling av flyveaske under anvendelse av saltsyre

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI990781 1999-04-09
FI990781A FI107253B (fi) 1999-04-09 1999-04-09 Menetelmä lentotuhkan käsittelemiseksi

Publications (3)

Publication Number Publication Date
FI990781A0 FI990781A0 (fi) 1999-04-09
FI990781A FI990781A (fi) 2000-10-10
FI107253B true FI107253B (fi) 2001-06-29

Family

ID=8554382

Family Applications (1)

Application Number Title Priority Date Filing Date
FI990781A FI107253B (fi) 1999-04-09 1999-04-09 Menetelmä lentotuhkan käsittelemiseksi

Country Status (8)

Country Link
US (1) US6821384B1 (fr)
EP (1) EP1244844A1 (fr)
AR (1) AR023433A1 (fr)
AU (1) AU3822900A (fr)
CA (1) CA2365967C (fr)
FI (1) FI107253B (fr)
NO (1) NO20014777L (fr)
WO (1) WO2000061859A1 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070083003A1 (en) * 2005-10-11 2007-04-12 Gupta Laxmi C Water curable polyurethane compositions and uses thereof
FI129103B (fi) 2017-04-28 2021-07-15 Andritz Oy Menetelmä soodakattilan lentotuhkan käsittelemiseksi
JP7344820B2 (ja) * 2020-03-17 2023-09-14 太平洋セメント株式会社 アルカリ金属除去方法及びアルカリ金属除去装置
JP7381378B2 (ja) * 2020-03-19 2023-11-15 太平洋セメント株式会社 アルカリ金属除去装置及びアルカリ金属除去方法
CN113955790A (zh) * 2020-07-05 2022-01-21 四川伟晟环境保护有限公司 一种生活垃圾焚烧产生的飞灰的综合利用方法
CN113772708A (zh) * 2021-09-23 2021-12-10 华新绿源环保股份有限公司 一种复杂废盐体系资源化综合处理工艺
CN116282076B (zh) * 2023-04-04 2023-10-31 广东智环创新环境科技有限公司 一种飞灰分步洗涤并回收钾盐和钠盐的方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3833462A (en) * 1971-03-15 1974-09-03 Mac Millan Bloedel Ltd Process of removing sodium chloride from kraft pulping process chemical recovery systems
US4420369A (en) * 1982-02-25 1983-12-13 The United States Of America As Represented By The Secretary Of Agriculture Process for the decolorization of pulp mill bleach plant effluent
JPH08196332A (ja) * 1995-01-20 1996-08-06 Shiseido Co Ltd 櫛付容器の櫛
SE9502583D0 (sv) * 1995-07-12 1995-07-12 Eka Chemicals Ab Leaching process
FR2761088B1 (fr) * 1997-03-20 1999-05-28 Balcke Duerr Swenson Sa Procede de recuperation de sulfate de sodium a partir de particules solides issues de l'incineration des liqueurs noires de papeterie et installation correspondante
US5919424A (en) 1997-06-17 1999-07-06 Thermo Fibergen, Inc. Method of recovering minerals from papermaking sludge and sludge-derived ash

Also Published As

Publication number Publication date
CA2365967C (fr) 2009-06-09
NO20014777D0 (no) 2001-10-01
FI990781A (fi) 2000-10-10
CA2365967A1 (fr) 2000-10-19
US6821384B1 (en) 2004-11-23
AR023433A1 (es) 2002-09-04
WO2000061859A1 (fr) 2000-10-19
AU3822900A (en) 2000-11-14
FI990781A0 (fi) 1999-04-09
EP1244844A1 (fr) 2002-10-02
NO20014777L (no) 2001-10-01

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