EP2382353A4 - METHOD AND DEVICE FOR TREATING GREENFLY - Google Patents

METHOD AND DEVICE FOR TREATING GREENFLY

Info

Publication number
EP2382353A4
EP2382353A4 EP09750912.9A EP09750912A EP2382353A4 EP 2382353 A4 EP2382353 A4 EP 2382353A4 EP 09750912 A EP09750912 A EP 09750912A EP 2382353 A4 EP2382353 A4 EP 2382353A4
Authority
EP
European Patent Office
Prior art keywords
green liquor
treating green
treating
liquor
green
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.)
Withdrawn
Application number
EP09750912.9A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP2382353A2 (en
Inventor
Peter Flanagan
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.)
FLSmidth AS
Original Assignee
FLSmidth AS
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 FLSmidth AS filed Critical FLSmidth AS
Publication of EP2382353A2 publication Critical patent/EP2382353A2/en
Publication of EP2382353A4 publication Critical patent/EP2382353A4/en
Withdrawn legal-status Critical Current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
    • D21C11/0064—Aspects concerning the production and the treatment of green and white liquors, e.g. causticizing green liquor
    • D21C11/0078—Treatment of green or white liquors with other means or other compounds than gases, e.g. in order to separate solid compounds such as sodium chloride and carbonate from these liquors; Further treatment of these compounds
    • 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
EP09750912.9A 2008-05-22 2009-04-02 METHOD AND DEVICE FOR TREATING GREENFLY Withdrawn EP2382353A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/154,356 US20090288790A1 (en) 2008-05-22 2008-05-22 Process and apparatus for treating green liquor
PCT/US2009/002073 WO2009142681A2 (en) 2008-05-22 2009-04-02 Process and apparatus for treating green liquor

Publications (2)

Publication Number Publication Date
EP2382353A2 EP2382353A2 (en) 2011-11-02
EP2382353A4 true EP2382353A4 (en) 2013-06-12

Family

ID=41340711

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09750912.9A Withdrawn EP2382353A4 (en) 2008-05-22 2009-04-02 METHOD AND DEVICE FOR TREATING GREENFLY

Country Status (6)

Country Link
US (1) US20090288790A1 (pt)
EP (1) EP2382353A4 (pt)
CN (1) CN102066656A (pt)
BR (1) BRPI0912322A2 (pt)
CA (1) CA2724395A1 (pt)
WO (1) WO2009142681A2 (pt)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI126767B (en) * 2012-11-16 2017-05-15 Andritz Oy Method for extracting the ash from a recovery boiler

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0687766A1 (en) * 1994-06-17 1995-12-20 A. Ahlstrom Corporation Method for the manufacture of cooking liquors by green liquor crystallization
US5618443A (en) * 1995-05-04 1997-04-08 Ahlstrom Machinery Oy Clarification of green liquor by falling film cross-flow filtration

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070131363A1 (en) * 2005-10-24 2007-06-14 Andritz Inc. Fiberline systems, processes and methods

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0687766A1 (en) * 1994-06-17 1995-12-20 A. Ahlstrom Corporation Method for the manufacture of cooking liquors by green liquor crystallization
US5618443A (en) * 1995-05-04 1997-04-08 Ahlstrom Machinery Oy Clarification of green liquor by falling film cross-flow filtration

Also Published As

Publication number Publication date
BRPI0912322A2 (pt) 2017-06-06
WO2009142681A2 (en) 2009-11-26
CA2724395A1 (en) 2009-11-26
WO2009142681A3 (en) 2010-01-14
US20090288790A1 (en) 2009-11-26
EP2382353A2 (en) 2011-11-02
CN102066656A (zh) 2011-05-18

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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Effective date: 20110324

AK Designated contracting states

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Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK TR

A4 Supplementary search report drawn up and despatched

Effective date: 20130514

RIC1 Information provided on ipc code assigned before grant

Ipc: D21C 11/00 20060101AFI20130507BHEP

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18W Application withdrawn

Effective date: 20130923