SE500783C2 - Sätt att rena vedhartsinnehållande process- eller avloppsvatten - Google Patents

Sätt att rena vedhartsinnehållande process- eller avloppsvatten

Info

Publication number
SE500783C2
SE500783C2 SE9201398A SE9201398A SE500783C2 SE 500783 C2 SE500783 C2 SE 500783C2 SE 9201398 A SE9201398 A SE 9201398A SE 9201398 A SE9201398 A SE 9201398A SE 500783 C2 SE500783 C2 SE 500783C2
Authority
SE
Sweden
Prior art keywords
water
polyethylene oxide
cellulose ether
wastewater
wood resin
Prior art date
Application number
SE9201398A
Other languages
English (en)
Swedish (sv)
Other versions
SE9201398L (sv
SE9201398D0 (sv
Inventor
Johan Magnus Wretborn
Gert Gunnar Magnus Goeransson
Arne Olov Roland Andersson
Original Assignee
Eka Nobel Ab
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 Eka Nobel Ab filed Critical Eka Nobel Ab
Priority to SE9201398A priority Critical patent/SE500783C2/sv
Publication of SE9201398D0 publication Critical patent/SE9201398D0/xx
Priority to AT93909556T priority patent/ATE139753T1/de
Priority to AU40305/93A priority patent/AU662979B2/en
Priority to EP93909556A priority patent/EP0639158B1/en
Priority to JP5519181A priority patent/JP2883203B2/ja
Priority to RU94046048/25A priority patent/RU94046048A/ru
Priority to ES93909556T priority patent/ES2089817T3/es
Priority to DE69303370T priority patent/DE69303370T2/de
Priority to NZ251911A priority patent/NZ251911A/en
Priority to PCT/SE1993/000373 priority patent/WO1993022243A1/en
Priority to BR9306319-9A priority patent/BR9306319A/pt
Priority to KR1019940703934A priority patent/KR0163615B1/ko
Priority to ZA933013A priority patent/ZA933013B/xx
Priority to CA002095180A priority patent/CA2095180A1/en
Priority to US08/054,251 priority patent/US5354479A/en
Priority to FI932006A priority patent/FI106852B/fi
Publication of SE9201398L publication Critical patent/SE9201398L/xx
Publication of SE500783C2 publication Critical patent/SE500783C2/sv
Priority to NO944189A priority patent/NO306394B1/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
    • 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
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5263—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using natural chemical compounds
    • 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
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
    • 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
    • Y10S210/00—Liquid purification or separation
    • Y10S210/928—Paper mill waste, e.g. white water, black liquor treated
SE9201398A 1992-05-05 1992-05-05 Sätt att rena vedhartsinnehållande process- eller avloppsvatten SE500783C2 (sv)

Priority Applications (17)

Application Number Priority Date Filing Date Title
SE9201398A SE500783C2 (sv) 1992-05-05 1992-05-05 Sätt att rena vedhartsinnehållande process- eller avloppsvatten
KR1019940703934A KR0163615B1 (ko) 1992-05-05 1993-04-28 목질 수지를 함유하는 폐수 또는 가공 처리수의 정제 방법
NZ251911A NZ251911A (en) 1992-05-05 1993-04-28 Purification of process/waste water containing wood resin by adding a high molecular weight polyethylene oxide flocculant and a water-soluble, nonionic cellulose ether
BR9306319-9A BR9306319A (pt) 1992-05-05 1993-04-28 Método para purificar água de processamento ou água residual contendo resina de madeira
EP93909556A EP0639158B1 (en) 1992-05-05 1993-04-28 Method for purifying process water or wastewater containing wood resin
JP5519181A JP2883203B2 (ja) 1992-05-05 1993-04-28 木材樹脂を含む処理水または廃水を精製するための方法
RU94046048/25A RU94046048A (ru) 1992-05-05 1993-04-28 Способ очистки технологической воды или сточных вод, содержащих древесную смолу
ES93909556T ES2089817T3 (es) 1992-05-05 1993-04-28 Metodo para purificar agua de proceso o residual que contiene resina de madera.
DE69303370T DE69303370T2 (de) 1992-05-05 1993-04-28 Methode zur reinigung von betriebswasser oder abwasser, das holzharz enthält
AT93909556T ATE139753T1 (de) 1992-05-05 1993-04-28 Methode zur reinigung von betriebswasser oder abwasser, das holzharz enthält
PCT/SE1993/000373 WO1993022243A1 (en) 1992-05-05 1993-04-28 Method for purifying process water or wastewater containing wood resin
AU40305/93A AU662979B2 (en) 1992-05-05 1993-04-28 Method for purifying process water or wastewater containing wood resin
CA002095180A CA2095180A1 (en) 1992-05-05 1993-04-29 Method for purifying process water or wastewater containing wood resin
ZA933013A ZA933013B (en) 1992-05-05 1993-04-29 Method for purifying process water or wastewater containing wood resin
US08/054,251 US5354479A (en) 1992-05-05 1993-04-30 Method for purifying process water or wastewater containing wood resin
FI932006A FI106852B (fi) 1992-05-05 1993-05-04 Menetelmä puuhartsia sisältävän prosessiveden tai jäteveden puhdistamiseksi
NO944189A NO306394B1 (no) 1992-05-05 1994-11-03 Fremgangsmaate ved rensing av prosessvann eller avfallsvann inneholdende treharpiks

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9201398A SE500783C2 (sv) 1992-05-05 1992-05-05 Sätt att rena vedhartsinnehållande process- eller avloppsvatten

Publications (3)

Publication Number Publication Date
SE9201398D0 SE9201398D0 (sv) 1992-05-05
SE9201398L SE9201398L (sv) 1993-11-06
SE500783C2 true SE500783C2 (sv) 1994-09-05

Family

ID=20386137

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9201398A SE500783C2 (sv) 1992-05-05 1992-05-05 Sätt att rena vedhartsinnehållande process- eller avloppsvatten

Country Status (17)

Country Link
US (1) US5354479A (ko)
EP (1) EP0639158B1 (ko)
JP (1) JP2883203B2 (ko)
KR (1) KR0163615B1 (ko)
AT (1) ATE139753T1 (ko)
AU (1) AU662979B2 (ko)
BR (1) BR9306319A (ko)
CA (1) CA2095180A1 (ko)
DE (1) DE69303370T2 (ko)
ES (1) ES2089817T3 (ko)
FI (1) FI106852B (ko)
NO (1) NO306394B1 (ko)
NZ (1) NZ251911A (ko)
RU (1) RU94046048A (ko)
SE (1) SE500783C2 (ko)
WO (1) WO1993022243A1 (ko)
ZA (1) ZA933013B (ko)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE9301160L (sv) * 1992-08-28 1994-03-01 Sunds Defibrator Ind Ab Förfarande för behandling av processvatten
SE9303762L (sv) * 1993-11-15 1995-05-16 Eka Nobel Ab Sätt att rena processvatten från massaframställning
SE504789C2 (sv) * 1994-02-21 1997-04-28 Kemira Kemi Ab Förfarande för tungmetalleliminering från bakvattensystem inom pappers- och pappersmassaindustrien
GB9800497D0 (en) * 1998-01-09 1998-03-04 Allied Colloids Ltd Dewatering of sludges
DE602005010362D1 (de) * 2004-11-02 2008-11-27 Shinetsu Chemical Co Verfahren zur Abtrennung wasserlöslicher Celluloseether
PT103739B (pt) 2007-05-11 2009-07-07 Univ Tras Os Montes E Alto Dou Processo de produção de biomassa a partir de resíduos e efluentes industriais em particular dos sectores da madeira, cortiça e celulose

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US596669A (en) * 1898-01-04 twining
US3338828A (en) * 1964-07-29 1967-08-29 Joseph R Clark Purification of water supplies and aqueous wastes
SE357950B (ko) * 1972-02-22 1973-07-16 Casco Ab
SE403782B (sv) * 1973-03-14 1978-09-04 Mo Och Domsjoe Ab Nonjoniska cellulosaetrar
SE454507B (sv) * 1986-11-21 1988-05-09 Berol Kemi Ab Sett att inom pappers-, massa- eller boardindustrin forbettra retention eller rening av cellulosafibersuspensioner resp avloppsvatten
SE459925B (sv) * 1987-12-23 1989-08-21 Boliden Ab Avskiljning av harts ur massaavlutar
CA2023735C (en) * 1990-08-21 1999-03-16 Robert Dennis Hodges Compositions and process for removing toxic resin acids and derivatives from effluent
US5104551A (en) * 1990-10-11 1992-04-14 The United States Of America As Represented By The Secretary Of The Interior Method of flocculating clay-containing waste slurries
US5230808A (en) * 1991-06-17 1993-07-27 Nalco Canada Inc. Liquid suspension of polyethylene oxide for use in treating paper and pulp wastewater
US5178770A (en) * 1991-07-12 1993-01-12 Nalco Canada Inc. Method of treating bctmp/ctmp wastewater

Also Published As

Publication number Publication date
RU94046048A (ru) 1996-09-20
NO944189L (no) 1994-11-03
FI932006A (fi) 1993-11-06
NZ251911A (en) 1995-12-21
EP0639158A1 (en) 1995-02-22
DE69303370D1 (de) 1996-08-01
KR950701297A (ko) 1995-03-23
AU662979B2 (en) 1995-09-21
ES2089817T3 (es) 1996-10-01
EP0639158B1 (en) 1996-06-26
KR0163615B1 (ko) 1998-11-16
NO306394B1 (no) 1999-11-01
NO944189D0 (no) 1994-11-03
ATE139753T1 (de) 1996-07-15
WO1993022243A1 (en) 1993-11-11
BR9306319A (pt) 1999-09-28
ZA933013B (en) 1993-11-05
AU4030593A (en) 1993-11-29
US5354479A (en) 1994-10-11
SE9201398L (sv) 1993-11-06
FI932006A0 (fi) 1993-05-04
FI106852B (fi) 2001-04-30
JP2883203B2 (ja) 1999-04-19
SE9201398D0 (sv) 1992-05-05
CA2095180A1 (en) 1993-11-06
JPH07506154A (ja) 1995-07-06
DE69303370T2 (de) 1996-12-05

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