GB691911A - Method of utilising spent sulphite lye - Google Patents

Method of utilising spent sulphite lye

Info

Publication number
GB691911A
GB691911A GB28473/49A GB2847349A GB691911A GB 691911 A GB691911 A GB 691911A GB 28473/49 A GB28473/49 A GB 28473/49A GB 2847349 A GB2847349 A GB 2847349A GB 691911 A GB691911 A GB 691911A
Authority
GB
United Kingdom
Prior art keywords
sulphite
lye
ammonia
waste
treated
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.)
Expired
Application number
GB28473/49A
Other languages
English (en)
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.)
POVAZSKE CELULOZKY A PAPIERNE
Original Assignee
POVAZSKE CELULOZKY A PAPIERNE
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 POVAZSKE CELULOZKY A PAPIERNE filed Critical POVAZSKE CELULOZKY A PAPIERNE
Publication of GB691911A publication Critical patent/GB691911A/en
Expired 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
    • D21C11/0007—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

  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB28473/49A 1948-11-08 1949-11-07 Method of utilising spent sulphite lye Expired GB691911A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CS290904X 1948-11-08

Publications (1)

Publication Number Publication Date
GB691911A true GB691911A (en) 1953-05-27

Family

ID=5452043

Family Applications (1)

Application Number Title Priority Date Filing Date
GB28473/49A Expired GB691911A (en) 1948-11-08 1949-11-07 Method of utilising spent sulphite lye

Country Status (3)

Country Link
CH (1) CH290904A (fr)
FR (1) FR1000702A (fr)
GB (1) GB691911A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2822358A (en) * 1955-03-22 1958-02-04 Crown Zellerbach Corp Modified sulfite waste liquor and process for its preparation
WO2010026244A1 (fr) * 2008-09-08 2010-03-11 Basf Se Procédé de production intégrée de cellulose et de matière réutilisable de faible poids moléculaire

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113336386B (zh) * 2021-05-31 2022-11-18 常州工程职业技术学院 一种用于带钢碱洗脱脂工序中废碱液的净化装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2822358A (en) * 1955-03-22 1958-02-04 Crown Zellerbach Corp Modified sulfite waste liquor and process for its preparation
WO2010026244A1 (fr) * 2008-09-08 2010-03-11 Basf Se Procédé de production intégrée de cellulose et de matière réutilisable de faible poids moléculaire
US8853478B2 (en) 2008-09-08 2014-10-07 Basf Se Method for the integrated production of cellulose and low-molecular-weight reusable materials

Also Published As

Publication number Publication date
FR1000702A (fr) 1952-02-15
CH290904A (de) 1953-05-31

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