CA2171595A1 - Utilisation d'un filtrat en phase acide dans la preparation de liqueur de cuisson - Google Patents

Utilisation d'un filtrat en phase acide dans la preparation de liqueur de cuisson

Info

Publication number
CA2171595A1
CA2171595A1 CA002171595A CA2171595A CA2171595A1 CA 2171595 A1 CA2171595 A1 CA 2171595A1 CA 002171595 A CA002171595 A CA 002171595A CA 2171595 A CA2171595 A CA 2171595A CA 2171595 A1 CA2171595 A1 CA 2171595A1
Authority
CA
Canada
Prior art keywords
filtrate
liquor
alkaline
stage
produce
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.)
Abandoned
Application number
CA002171595A
Other languages
English (en)
Inventor
Hans G. Lindberg
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.)
Ahlstrom Machinery Inc
Original Assignee
Ahlstrom Machinery Inc
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 Ahlstrom Machinery Inc filed Critical Ahlstrom Machinery Inc
Publication of CA2171595A1 publication Critical patent/CA2171595A1/fr
Abandoned 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
    • D21C11/0021—Introduction of various effluents, e.g. waste waters, into the pulping, recovery and regeneration cycle (closed-cycle)
    • D21C11/0028—Effluents derived from the washing or bleaching plants
    • 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)
CA002171595A 1995-03-17 1996-03-12 Utilisation d'un filtrat en phase acide dans la preparation de liqueur de cuisson Abandoned CA2171595A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US40524395A 1995-03-17 1995-03-17
US08/405,243 1995-03-17

Publications (1)

Publication Number Publication Date
CA2171595A1 true CA2171595A1 (fr) 1996-09-18

Family

ID=23602876

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002171595A Abandoned CA2171595A1 (fr) 1995-03-17 1996-03-12 Utilisation d'un filtrat en phase acide dans la preparation de liqueur de cuisson

Country Status (4)

Country Link
JP (1) JPH0921088A (fr)
CA (1) CA2171595A1 (fr)
FI (1) FI961191A (fr)
SE (1) SE9600977L (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114667269A (zh) * 2019-08-23 2022-06-24 芬欧汇川集团 减少制浆过程流出物中磷的方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114667269A (zh) * 2019-08-23 2022-06-24 芬欧汇川集团 减少制浆过程流出物中磷的方法

Also Published As

Publication number Publication date
JPH0921088A (ja) 1997-01-21
SE9600977L (sv) 1996-09-18
SE9600977D0 (sv) 1996-03-14
FI961191A0 (fi) 1996-03-14
FI961191A (fi) 1996-09-18

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Legal Events

Date Code Title Description
EEER Examination request
FZDE Dead