CH560289A5 - - Google Patents

Info

Publication number
CH560289A5
CH560289A5 CH1887472A CH1887472A CH560289A5 CH 560289 A5 CH560289 A5 CH 560289A5 CH 1887472 A CH1887472 A CH 1887472A CH 1887472 A CH1887472 A CH 1887472A CH 560289 A5 CH560289 A5 CH 560289A5
Authority
CH
Switzerland
Application number
CH1887472A
Original Assignee
Danske Sukkerfab
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 Danske Sukkerfab filed Critical Danske Sukkerfab
Publication of CH560289A5 publication Critical patent/CH560289A5/xx

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)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Water Supply & Treatment (AREA)
  • Zoology (AREA)
  • Wood Science & Technology (AREA)
  • Biotechnology (AREA)
  • Genetics & Genomics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Tropical Medicine & Parasitology (AREA)
  • Biomedical Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Microbiology (AREA)
  • Hydrology & Water Resources (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)
CH1887472A 1971-12-30 1972-12-27 CH560289A5 (enrdf_load_html_response)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
NO498571A NO127545C (enrdf_load_html_response) 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 (enrdf_load_html_response) 1971-12-30 1973-06-30

Publications (1)

Publication Number Publication Date
CH560289A5 true CH560289A5 (enrdf_load_html_response) 1975-03-27

Family

ID=27431704

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1887472A CH560289A5 (enrdf_load_html_response) 1971-12-30 1972-12-27

Country Status (5)

Country Link
JP (1) JPS5020002A (enrdf_load_html_response)
CA (1) CA992266A (enrdf_load_html_response)
CH (1) CH560289A5 (enrdf_load_html_response)
DE (1) DE2331972A1 (enrdf_load_html_response)
FR (1) FR2235225A1 (enrdf_load_html_response)

Families Citing this family (9)

* 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
CA1255058A (en) * 1985-05-28 1989-06-06 Gary B. Derdall Process for preparation of potassium salts from pulping of lignocellulosic materials
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
FI111960B (fi) 2000-12-28 2003-10-15 Danisco Sweeteners Oy Erotusmenetelmä
US20090099354A1 (en) * 2006-03-16 2009-04-16 Stfi-Packforsk Ab Method for separating polymeric pentose from a liquid/slurry
IN2012DN04927A (enrdf_load_html_response) 2009-12-16 2015-09-25 Domsjo Fabriker Ab
EP3116885A4 (en) * 2014-03-12 2017-11-01 Ren Fuel K2B AB Process for treating black liquor

Also Published As

Publication number Publication date
DE2331972A1 (de) 1975-01-30
JPS5020002A (enrdf_load_html_response) 1975-03-03
FR2235225A1 (en) 1975-01-24
CA992266A (en) 1976-07-06
FR2235225B1 (enrdf_load_html_response) 1976-09-17

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Legal Events

Date Code Title Description
PL Patent ceased
PL Patent ceased