ZA958530B - Method of removing harmful impurities from green liquor - Google Patents

Method of removing harmful impurities from green liquor

Info

Publication number
ZA958530B
ZA958530B ZA958530A ZA958530A ZA958530B ZA 958530 B ZA958530 B ZA 958530B ZA 958530 A ZA958530 A ZA 958530A ZA 958530 A ZA958530 A ZA 958530A ZA 958530 B ZA958530 B ZA 958530B
Authority
ZA
South Africa
Prior art keywords
green liquor
removing harmful
harmful impurities
impurities
liquor
Prior art date
Application number
ZA958530A
Other languages
English (en)
Inventor
Jouni Jantti
Juhani Vehmaan-Kreula
Original Assignee
Ahlstroem 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 Ahlstroem Oy filed Critical Ahlstroem Oy
Publication of ZA958530B publication Critical patent/ZA958530B/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
    • D21C11/04—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
    • D21C11/12—Combustion of pulp liquors
    • D21C11/122—Treatment, e.g. dissolution, of the smelt
    • 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
ZA958530A 1995-02-16 1995-10-10 Method of removing harmful impurities from green liquor ZA958530B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI950692A FI98225C (fi) 1995-02-16 1995-02-16 Menetelmä haitallisten epäpuhtauksien poistamiseksi selluloosapitoisen materiaalin alkalisen delignifioinnin yhteydessä

Publications (1)

Publication Number Publication Date
ZA958530B true ZA958530B (en) 1996-05-10

Family

ID=8542868

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA958530A ZA958530B (en) 1995-02-16 1995-10-10 Method of removing harmful impurities from green liquor

Country Status (5)

Country Link
CN (1) CN1088130C (xx)
AU (1) AU3655295A (xx)
FI (1) FI98225C (xx)
WO (1) WO1996025554A1 (xx)
ZA (1) ZA958530B (xx)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102041703B (zh) * 2010-12-02 2012-05-23 陕西科技大学 一种造纸碱回收工段绿液引晶法除硅工艺
CN102619123A (zh) * 2012-03-16 2012-08-01 陕西科技大学 氧化钙、二氧化碳及含铝化合物协同绿液除硅方法
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
CN105839173A (zh) * 2016-03-21 2016-08-10 中国制浆造纸研究院 一种白泥碳酸钙晶须的制备方法
CN115652676B (zh) * 2022-11-17 2023-09-26 陕西科技大学 一种将除硅过程前置的绿液除硅工艺

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3945880A (en) * 1974-08-05 1976-03-23 Erco Envirotech Ltd. Sodium chloride removal in pulp mill systems
SE7809167L (sv) * 1978-08-30 1980-03-01 Rosenblads Patenter Ab Barlastreduktion

Also Published As

Publication number Publication date
FI98225C (fi) 1997-05-12
FI950692A (fi) 1996-08-17
CN1088130C (zh) 2002-07-24
FI950692A0 (fi) 1995-02-16
WO1996025554A1 (en) 1996-08-22
FI98225B (fi) 1997-01-31
CN1175294A (zh) 1998-03-04
AU3655295A (en) 1996-09-04

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