ZA200701568B - Method for separating lignin from black liquor - Google Patents

Method for separating lignin from black liquor

Info

Publication number
ZA200701568B
ZA200701568B ZA200701568A ZA200701568A ZA200701568B ZA 200701568 B ZA200701568 B ZA 200701568B ZA 200701568 A ZA200701568 A ZA 200701568A ZA 200701568 A ZA200701568 A ZA 200701568A ZA 200701568 B ZA200701568 B ZA 200701568B
Authority
ZA
South Africa
Prior art keywords
lignin
black liquor
dewatering
washing
product
Prior art date
Application number
ZA200701568A
Other languages
English (en)
Inventor
Oeman Fredrik
Theliander Hans
Tomani Per
Axegad Peter
Original Assignee
Lignoboost 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=33157528&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ZA200701568(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Lignoboost Ab filed Critical Lignoboost Ab
Publication of ZA200701568B publication Critical patent/ZA200701568B/xx

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
    • D21C11/0007—Recovery of by-products, i.e. compounds other than those necessary for pulping, for multiple uses or not otherwise provided for
    • 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

Landscapes

  • Paper (AREA)
  • Compounds Of Unknown Constitution (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
ZA200701568A 2004-09-14 2005-09-08 Method for separating lignin from black liquor ZA200701568B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE0402201A SE0402201D0 (sv) 2004-09-14 2004-09-14 Method for separating lignin from black liquor

Publications (1)

Publication Number Publication Date
ZA200701568B true ZA200701568B (en) 2008-08-27

Family

ID=33157528

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200701568A ZA200701568B (en) 2004-09-14 2005-09-08 Method for separating lignin from black liquor

Country Status (11)

Country Link
US (1) US8486224B2 (de)
EP (1) EP1794363B2 (de)
JP (1) JP5002458B2 (de)
AT (1) ATE543947T2 (de)
BR (1) BRPI0515247A (de)
CA (1) CA2578382C (de)
ES (1) ES2381915T5 (de)
PT (1) PT1794363E (de)
SE (1) SE0402201D0 (de)
WO (1) WO2006031175A1 (de)
ZA (1) ZA200701568B (de)

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EP1794363B2 (de) 2017-01-18
JP5002458B2 (ja) 2012-08-15
ES2381915T3 (es) 2012-06-01
JP2008513549A (ja) 2008-05-01
ES2381915T5 (es) 2017-09-01
SE0402201D0 (sv) 2004-09-14
ATE543947T2 (de) 2012-02-15
EP1794363A1 (de) 2007-06-13
CA2578382A1 (en) 2006-03-23
BRPI0515247A (pt) 2008-07-15
EP1794363B1 (de) 2012-02-01
PT1794363E (pt) 2012-05-07
CA2578382C (en) 2013-07-02
US8486224B2 (en) 2013-07-16

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