NO994241L - Fremgangsmåte ved behandling av avfallsvann - Google Patents

Fremgangsmåte ved behandling av avfallsvann

Info

Publication number
NO994241L
NO994241L NO994241A NO994241A NO994241L NO 994241 L NO994241 L NO 994241L NO 994241 A NO994241 A NO 994241A NO 994241 A NO994241 A NO 994241A NO 994241 L NO994241 L NO 994241L
Authority
NO
Norway
Prior art keywords
treatment
waste water
waste
water
Prior art date
Application number
NO994241A
Other languages
English (en)
Other versions
NO320080B1 (no
NO994241D0 (no
Inventor
Patrick Bryant
Jiri Basta
Original Assignee
Akzo Nobel Nv
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 EP97850036A external-priority patent/EP0863113A1/en
Application filed by Akzo Nobel Nv filed Critical Akzo Nobel Nv
Publication of NO994241D0 publication Critical patent/NO994241D0/no
Publication of NO994241L publication Critical patent/NO994241L/no
Publication of NO320080B1 publication Critical patent/NO320080B1/no

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
    • 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
    • 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
    • C02F1/442—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by nanofiltration
    • 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
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00—Treatment of sludge; Devices therefor
    • C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
    • C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/26—Nature of the water, waste water, sewage or sludge to be treated from the processing of plants or parts thereof
    • C02F2103/28—Nature of the water, waste water, sewage or sludge to be treated from the processing of plants or parts thereof from the paper or cellulose industry
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S162/00—Paper making and fiber liberation
    • Y10S162/08—Chlorine-containing liquid regeneration

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Paper (AREA)
  • Removal Of Specific Substances (AREA)
NO19994241A 1997-03-07 1999-09-01 Fremgangsmate ved behandling av avfallsvann NO320080B1 (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP97850036A EP0863113A1 (en) 1997-03-07 1997-03-07 Process for treating wastewater
PCT/SE1998/000309 WO1998039258A1 (en) 1997-03-07 1998-02-20 Process for treating wastewater

Publications (3)

Publication Number Publication Date
NO994241D0 NO994241D0 (no) 1999-09-01
NO994241L true NO994241L (no) 1999-11-08
NO320080B1 NO320080B1 (no) 2005-10-17

Family

ID=8230954

Family Applications (1)

Application Number Title Priority Date Filing Date
NO19994241A NO320080B1 (no) 1997-03-07 1999-09-01 Fremgangsmate ved behandling av avfallsvann

Country Status (5)

Country Link
US (1) US6425974B1 (no)
AU (1) AU6641498A (no)
CA (1) CA2282849C (no)
NO (1) NO320080B1 (no)
ZA (1) ZA981840B (no)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007107992A2 (en) * 2006-03-20 2007-09-27 B.P.T. - Bio Pure Technology Ltd. Hybrid membrane module, system and process for treatment of industrial wastewater
CN102381808B (zh) * 2011-09-21 2013-05-29 济南圣泉集团股份有限公司 一种环氧树脂水洗废水的循环利用方法
CN103771651B (zh) * 2012-10-23 2015-08-12 中国石油化工股份有限公司 一种市政污水处理厂出水回用做工业锅炉给水的处理方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3986951A (en) 1975-11-18 1976-10-19 Champion International Corporation Chlorine-based bleachery effluent treatment
CA1335976C (en) 1989-05-31 1995-06-20 Mahmoud Kamran Azarniouch Recovery of naoh and other values from spent liquors and bleach plant effluents
FI924751A (fi) 1991-10-29 1993-04-30 Union Camp Patent Holding Tvaettpressmodifikation foer en syredelignifieringsmetod
WO1996011299A1 (en) 1994-10-05 1996-04-18 Eka Chemicals Ab A method for treating acid and alkaline waste streams from a bleach plant separately
CA2163389A1 (en) 1994-11-23 1996-05-24 Malcolm Cronlund Chlorine-free organosolv pulps

Also Published As

Publication number Publication date
US6425974B1 (en) 2002-07-30
NO320080B1 (no) 2005-10-17
NO994241D0 (no) 1999-09-01
AU6641498A (en) 1998-09-22
CA2282849A1 (en) 1998-09-11
CA2282849C (en) 2004-07-13
ZA981840B (en) 1998-09-08

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Legal Events

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MM1K Lapsed by not paying the annual fees