CA1024306A - Method of recovering sodium hydroxide from pulping or bleaching waste liquor - Google Patents

Method of recovering sodium hydroxide from pulping or bleaching waste liquor

Info

Publication number
CA1024306A
CA1024306A CA210,400A CA210400A CA1024306A CA 1024306 A CA1024306 A CA 1024306A CA 210400 A CA210400 A CA 210400A CA 1024306 A CA1024306 A CA 1024306A
Authority
CA
Canada
Prior art keywords
pulping
sodium hydroxide
waste liquor
recovering sodium
bleaching waste
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
CA210,400A
Other languages
English (en)
French (fr)
Other versions
CA210400S (fr
Inventor
Saisei Miyao
Noriyoshi Niimi
Tadashi Nagano
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.)
Toyo Pulp Co Ltd
Original Assignee
Toyo Pulp Co Ltd
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 Toyo Pulp Co Ltd filed Critical Toyo Pulp Co Ltd
Application granted granted Critical
Publication of CA1024306A publication Critical patent/CA1024306A/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
    • D21C11/0085—Introduction of auxiliary substances into the regenerating system in order to improve the performance of certain steps of the latter, the presence of these substances being confined to the regeneration cycle
    • D21C11/0092—Substances modifying the evaporation, combustion, or thermal decomposition processes of black liquor
    • 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
CA210,400A 1974-02-23 1974-09-30 Method of recovering sodium hydroxide from pulping or bleaching waste liquor Expired CA1024306A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP49021631A JPS5112724B2 (fi) 1974-02-23 1974-02-23

Publications (1)

Publication Number Publication Date
CA1024306A true CA1024306A (en) 1978-01-17

Family

ID=12060401

Family Applications (1)

Application Number Title Priority Date Filing Date
CA210,400A Expired CA1024306A (en) 1974-02-23 1974-09-30 Method of recovering sodium hydroxide from pulping or bleaching waste liquor

Country Status (10)

Country Link
US (1) US4000264A (fi)
JP (1) JPS5112724B2 (fi)
BR (1) BR7408258A (fi)
CA (1) CA1024306A (fi)
FI (1) FI54948B (fi)
FR (1) FR2262150B1 (fi)
GB (1) GB1454660A (fi)
IT (1) IT1022809B (fi)
NO (1) NO140197C (fi)
SE (1) SE392927B (fi)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1115490A (en) * 1978-04-20 1982-01-05 Geoffrey H. Covey Alkali regenerating process
CA1188485A (en) * 1982-03-25 1985-06-11 Kien L. Nguyen Alkali regeneration process
US4514256A (en) * 1983-04-18 1985-04-30 Kober Alfred E Method of minimizing slagging in the burning of black liquid
CN86101690A (zh) * 1985-06-13 1986-12-10 柯柏斯公司 改进的处理纸浆厂黑液的方法和设备
FI893844A (fi) * 1988-08-23 1990-02-24 Sappi Ltd Eliminering av blekningsavloppsvaetskor.
JPH04126885A (ja) * 1990-09-14 1992-04-27 Akio Onda 化学パルプの製造方法
GB9117936D0 (en) * 1991-08-20 1991-10-09 Canada Inc Production of sodium hydroxide
ZA937252B (en) * 1992-09-30 1994-04-19 North Broken Hill Ltd A process for pelletising particles of alkali metal ferrite
WO2001079212A1 (en) * 2000-04-17 2001-10-25 Vyacheslav Vasilievich Kireev Silicon derivatives of fragrant, flavouring and medicinal substances
EP2303432A4 (en) 2008-06-20 2012-03-21 Carbon Engineering Ltd Partnership CUTTING CARBON DIOXIDE
EP2321034B1 (en) 2008-08-21 2018-01-03 Carbon Engineering Limited Partnership Carbon dioxide capture method and facility
US10421039B2 (en) 2016-06-14 2019-09-24 Carbon Engineering Ltd. Capturing carbon dioxide

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US274619A (en) * 1883-03-27 Gael lowig
US1699808A (en) * 1925-04-17 1929-01-22 Rinman Erik Ludvig Method of treating waste liquor
US1743080A (en) * 1926-03-22 1930-01-07 Bradley Mckeefe Corp Manufacture of pulp and treatment of residual liquors, etc.
GB335371A (en) * 1929-07-15 1930-09-25 Erik Ludvig Rinman Method of alkalizing the waste liquors from the soda or sulphate pulp manufacture for the purpose of dry distilling the same
US1906102A (en) * 1930-05-23 1933-04-25 Rinman Erik Ludvig Method of alkalizing the waste liquors from the soda or sulphate pulp manufacture for the purpose of making them suitable for dry distillation
US3043655A (en) * 1960-03-29 1962-07-10 Champion Papers Inc Method of recovering titanium compounds
US3366535A (en) * 1966-07-11 1968-01-30 William T Neiman Process for regenerating waste liquor for reuse in kraft pulping operation

Also Published As

Publication number Publication date
FR2262150B1 (fi) 1977-07-08
BR7408258A (pt) 1976-04-27
DE2450613B2 (de) 1976-02-26
JPS5112724B2 (fi) 1976-04-22
US4000264A (en) 1976-12-28
AU7388574A (en) 1976-04-08
NO743540L (fi) 1975-08-26
JPS50116702A (fi) 1975-09-12
FR2262150A1 (fi) 1975-09-19
NO140197B (no) 1979-04-09
GB1454660A (en) 1976-11-03
FI54948B (fi) 1978-12-29
SE392927B (sv) 1977-04-25
DE2450613A1 (de) 1975-09-04
SE7412273L (fi) 1975-08-26
FI301474A (fi) 1975-08-24
IT1022809B (it) 1978-04-20
NO140197C (no) 1979-07-18

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