SE512504C2 - Sätt att behandla aska - Google Patents

Sätt att behandla aska

Info

Publication number
SE512504C2
SE512504C2 SE9901453A SE9901453A SE512504C2 SE 512504 C2 SE512504 C2 SE 512504C2 SE 9901453 A SE9901453 A SE 9901453A SE 9901453 A SE9901453 A SE 9901453A SE 512504 C2 SE512504 C2 SE 512504C2
Authority
SE
Sweden
Prior art keywords
ash
added
white liquor
aqueous solution
precipitate
Prior art date
Application number
SE9901453A
Other languages
English (en)
Swedish (sv)
Other versions
SE9901453L (sv
SE9901453D0 (sv
Inventor
Aake Friman
Anders Larsson
Niclas Oejstedt
Original Assignee
Kemira Kemi Ab
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 Kemira Kemi Ab filed Critical Kemira Kemi Ab
Priority to SE9901453A priority Critical patent/SE512504C2/sv
Publication of SE9901453D0 publication Critical patent/SE9901453D0/xx
Publication of SE9901453L publication Critical patent/SE9901453L/xx
Publication of SE512504C2 publication Critical patent/SE512504C2/sv
Priority to DK200000568A priority patent/DK200000568A/da
Priority to NO20002011A priority patent/NO20002011L/no
Priority to FI20000952A priority patent/FI20000952L/fi

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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/78—Recycling of wood or furniture waste

Landscapes

  • Water Treatment By Electricity Or Magnetism (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Physical Water Treatments (AREA)
  • Processing Of Solid Wastes (AREA)
  • Paper (AREA)
SE9901453A 1999-04-23 1999-04-23 Sätt att behandla aska SE512504C2 (sv)

Priority Applications (4)

Application Number Priority Date Filing Date Title
SE9901453A SE512504C2 (sv) 1999-04-23 1999-04-23 Sätt att behandla aska
DK200000568A DK200000568A (da) 1999-04-23 2000-04-05 En fremgangsmåde til behandling af aske
NO20002011A NO20002011L (no) 1999-04-23 2000-04-17 FremgangsmÕte ved behandling av aske
FI20000952A FI20000952L (fi) 1999-04-23 2000-04-20 Menetelmä tuhkan käsittelemiseksi

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9901453A SE512504C2 (sv) 1999-04-23 1999-04-23 Sätt att behandla aska

Publications (3)

Publication Number Publication Date
SE9901453D0 SE9901453D0 (sv) 1999-04-23
SE9901453L SE9901453L (sv) 2000-03-27
SE512504C2 true SE512504C2 (sv) 2000-03-27

Family

ID=20415320

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9901453A SE512504C2 (sv) 1999-04-23 1999-04-23 Sätt att behandla aska

Country Status (4)

Country Link
DK (1) DK200000568A (no)
FI (1) FI20000952L (no)
NO (1) NO20002011L (no)
SE (1) SE512504C2 (no)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003016616A1 (en) 2001-08-14 2003-02-27 Kvaerner Power Ab Process for leaching electrical filter ash from a recovery boiler
US11725341B2 (en) 2017-04-28 2023-08-15 Andritz Oy Method of treating fly ash of a recovery boiler
SE2230392A1 (en) * 2022-11-30 2024-05-31 Valmet Oy A method for removing non-process elements in a kraft pulping process

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003016616A1 (en) 2001-08-14 2003-02-27 Kvaerner Power Ab Process for leaching electrical filter ash from a recovery boiler
US11725341B2 (en) 2017-04-28 2023-08-15 Andritz Oy Method of treating fly ash of a recovery boiler
SE546320C2 (en) * 2017-04-28 2024-10-01 Andritz Oy Method of treating fly ash of a recovery boiler
SE2230392A1 (en) * 2022-11-30 2024-05-31 Valmet Oy A method for removing non-process elements in a kraft pulping process

Also Published As

Publication number Publication date
SE9901453L (sv) 2000-03-27
NO20002011L (no) 2000-10-24
FI20000952A7 (fi) 2000-10-23
DK200000568A (da) 2000-10-24
NO20002011D0 (no) 2000-04-17
FI20000952L (fi) 2000-10-23
SE9901453D0 (sv) 1999-04-23
FI20000952A0 (fi) 2000-04-20

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