CA992266A - Method for fractionating sulfite waste liquor - Google Patents

Method for fractionating sulfite waste liquor

Info

Publication number
CA992266A
CA992266A CA160,247A CA160247A CA992266A CA 992266 A CA992266 A CA 992266A CA 160247 A CA160247 A CA 160247A CA 992266 A CA992266 A CA 992266A
Authority
CA
Canada
Prior art keywords
fractionating
waste liquor
sulfite waste
sulfite
liquor
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
CA160,247A
Other languages
English (en)
Other versions
CA160247S (en
Inventor
Leif Jantzen
Per H. Clausen
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.)
ARTHUR C TRASK Corp
Original Assignee
ARTHUR C TRASK Corp
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
Priority claimed from NO498571A external-priority patent/NO127545C/no
Application filed by ARTHUR C TRASK Corp filed Critical ARTHUR C TRASK Corp
Application granted granted Critical
Publication of CA992266A publication Critical patent/CA992266A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/58—Multistep processes
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N1/00—Microorganisms, e.g. protozoa; Compositions thereof; Processes of propagating, maintaining or preserving microorganisms or compositions thereof; Processes of preparing or isolating a composition containing a microorganism; Culture media therefor
    • C12N1/24—Processes using, or culture media containing, waste sulfite liquor
    • 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
    • D21C11/0042—Fractionating or concentration of spent liquors by special methods
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
    • B01D61/025—Reverse osmosis; Hyperfiltration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/14—Ultrafiltration; Microfiltration
    • B01D61/145—Ultrafiltration
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
    • C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
    • C02F1/444—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by ultrafiltration or microfiltration

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Zoology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Wood Science & Technology (AREA)
  • Genetics & Genomics (AREA)
  • Biotechnology (AREA)
  • Water Supply & Treatment (AREA)
  • Biomedical Technology (AREA)
  • Hydrology & Water Resources (AREA)
  • Tropical Medicine & Parasitology (AREA)
  • Medicinal Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Microbiology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Virology (AREA)
  • Biochemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Paper (AREA)
CA160,247A 1971-12-30 1972-12-29 Method for fractionating sulfite waste liquor Expired CA992266A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
NO498571A NO127545C (en:Method) 1971-12-30 1971-12-30
DE2331972A DE2331972A1 (de) 1971-12-30 1973-06-22 Verfahren zum fraktionieren einer sulfitablauge
FR7324102A FR2235225A1 (en) 1971-12-30 1973-06-29 Fractionating sulphite liquor esp from wood processing - using membranes to concentrate high molecular cpds
JP48074348A JPS5020002A (en:Method) 1971-12-30 1973-06-30

Publications (1)

Publication Number Publication Date
CA992266A true CA992266A (en) 1976-07-06

Family

ID=27431704

Family Applications (1)

Application Number Title Priority Date Filing Date
CA160,247A Expired CA992266A (en) 1971-12-30 1972-12-29 Method for fractionating sulfite waste liquor

Country Status (5)

Country Link
JP (1) JPS5020002A (en:Method)
CA (1) CA992266A (en:Method)
CH (1) CH560289A5 (en:Method)
DE (1) DE2331972A1 (en:Method)
FR (1) FR2235225A1 (en:Method)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4735683A (en) * 1985-05-28 1988-04-05 Potash Corporation Of Saskatchewan Process for preparation of potassium salts from pulp of lignocellulosic materials
US6872316B2 (en) 2000-12-28 2005-03-29 Danisco Sweeteners Oy Recovery of xylose
WO2015137861A1 (en) * 2014-03-12 2015-09-17 Ren Fuel K2B Ab Process for treating black liquor
US9447131B2 (en) 2009-12-16 2016-09-20 Domsjö Fabriker Ab Lignosulfonate of a certain quality and method of preparation of lignosulfonate of a certain quality

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2808022C3 (de) * 1978-02-24 1982-02-04 Heinrich Frings Gmbh & Co Kg, 5300 Bonn Vorrichtung zur kontinuierlichen Ultrafiltration einer Flüssigkeit
SE453840B (sv) * 1984-12-21 1988-03-07 Mo Och Domsjoe Ab Forfarande vid framstellning av cellulosamassa
US4995983A (en) * 1990-03-21 1991-02-26 Macmillan Bloedel Limited Membrane separation process
DE4306260C2 (de) * 1993-03-01 1996-05-30 Zell Wildshausen Chem Werke Verfahren und Anlage zu einer elektrochemischen Behandlung von Zellstoffablauge
WO2007120091A1 (en) * 2006-03-16 2007-10-25 Stfi-Packforsk Ab Method for separating polymeric pentose from a liquid/slurry

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4735683A (en) * 1985-05-28 1988-04-05 Potash Corporation Of Saskatchewan Process for preparation of potassium salts from pulp of lignocellulosic materials
US6872316B2 (en) 2000-12-28 2005-03-29 Danisco Sweeteners Oy Recovery of xylose
US9447131B2 (en) 2009-12-16 2016-09-20 Domsjö Fabriker Ab Lignosulfonate of a certain quality and method of preparation of lignosulfonate of a certain quality
WO2015137861A1 (en) * 2014-03-12 2015-09-17 Ren Fuel K2B Ab Process for treating black liquor

Also Published As

Publication number Publication date
FR2235225B1 (en:Method) 1976-09-17
CH560289A5 (en:Method) 1975-03-27
DE2331972A1 (de) 1975-01-30
JPS5020002A (en:Method) 1975-03-03
FR2235225A1 (en) 1975-01-24

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