SE9303762L - Sätt att rena processvatten från massaframställning - Google Patents

Sätt att rena processvatten från massaframställning

Info

Publication number
SE9303762L
SE9303762L SE9303762A SE9303762A SE9303762L SE 9303762 L SE9303762 L SE 9303762L SE 9303762 A SE9303762 A SE 9303762A SE 9303762 A SE9303762 A SE 9303762A SE 9303762 L SE9303762 L SE 9303762L
Authority
SE
Sweden
Prior art keywords
process water
ways
concentrate
mixed
pulp production
Prior art date
Application number
SE9303762A
Other languages
English (en)
Other versions
SE9303762D0 (sv
Inventor
Gunnar Goeransson
Birgitta Sundblad
Johan Landfors
Hans Aake Baltsen
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 SE9303762A priority Critical patent/SE9303762L/sv
Publication of SE9303762D0 publication Critical patent/SE9303762D0/sv
Priority to US08/190,367 priority patent/US5437791A/en
Priority to ZA948659A priority patent/ZA948659B/xx
Priority to CN94194151A priority patent/CN1135204A/zh
Priority to DE69409396T priority patent/DE69409396T2/de
Priority to JP7514184A priority patent/JPH09504990A/ja
Priority to AU81057/94A priority patent/AU8105794A/en
Priority to EP95900107A priority patent/EP0729439B1/en
Priority to CA002176001A priority patent/CA2176001A1/en
Priority to AT95900107T priority patent/ATE164569T1/de
Priority to BR9408042A priority patent/BR9408042A/pt
Priority to ES95900107T priority patent/ES2115342T3/es
Priority to PCT/EP1994/003609 priority patent/WO1995013991A1/en
Publication of SE9303762L publication Critical patent/SE9303762L/sv
Priority to FI961888A priority patent/FI961888A/sv
Priority to NO962003A priority patent/NO962003L/no

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
    • C02F1/52—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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D1/00—Evaporating
    • B01D1/0094—Evaporating with forced circulation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D1/00—Evaporating
    • B01D1/06—Evaporators with vertical tubes
    • B01D1/12—Evaporators with vertical tubes and forced circulation
    • 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
    • C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Paper (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Physical Water Treatments (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Water Treatment By Sorption (AREA)
SE9303762A 1993-11-15 1993-11-15 Sätt att rena processvatten från massaframställning SE9303762L (sv)

Priority Applications (15)

Application Number Priority Date Filing Date Title
SE9303762A SE9303762L (sv) 1993-11-15 1993-11-15 Sätt att rena processvatten från massaframställning
US08/190,367 US5437791A (en) 1993-11-15 1994-02-02 Method for purifying process water from pulp manufacture
ZA948659A ZA948659B (en) 1993-11-15 1994-11-03 Meth d for purif ing p ocess water from pulp manufacture
PCT/EP1994/003609 WO1995013991A1 (en) 1993-11-15 1994-11-08 Method for purifying process water from pulp manufacture
AU81057/94A AU8105794A (en) 1993-11-15 1994-11-08 Method for purifying process water from pulp manufacture
DE69409396T DE69409396T2 (de) 1993-11-15 1994-11-08 Verfahren zur reinigung von prozesswasser aus der zellstoffherstellung
JP7514184A JPH09504990A (ja) 1993-11-15 1994-11-08 パルプ製造からのプロセス水の精製方法
CN94194151A CN1135204A (zh) 1993-11-15 1994-11-08 净化纸浆制造的工艺用水的方法
EP95900107A EP0729439B1 (en) 1993-11-15 1994-11-08 Method for purifying process water from pulp manufacture
CA002176001A CA2176001A1 (en) 1993-11-15 1994-11-08 Method for purifying process water from pulp manufacture
AT95900107T ATE164569T1 (de) 1993-11-15 1994-11-08 Verfahren zur reinigung von prozesswasser aus der zellstoffherstellung
BR9408042A BR9408042A (pt) 1993-11-15 1994-11-08 Processo para a purificação da água no processo de manufatura de polpa
ES95900107T ES2115342T3 (es) 1993-11-15 1994-11-08 Metodo para purificar agua de tratamiento procedente de la fabricacion de pasta papelera.
FI961888A FI961888A (sv) 1993-11-15 1996-05-03 Förfarande för rening av processvatten från massaframställning
NO962003A NO962003L (no) 1993-11-15 1996-05-15 Fremgangsmåte for rensing av prosessvann fra massefremstilling

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9303762A SE9303762L (sv) 1993-11-15 1993-11-15 Sätt att rena processvatten från massaframställning

Publications (2)

Publication Number Publication Date
SE9303762D0 SE9303762D0 (sv) 1993-11-15
SE9303762L true SE9303762L (sv) 1995-05-16

Family

ID=20391749

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9303762A SE9303762L (sv) 1993-11-15 1993-11-15 Sätt att rena processvatten från massaframställning

Country Status (15)

Country Link
US (1) US5437791A (sv)
EP (1) EP0729439B1 (sv)
JP (1) JPH09504990A (sv)
CN (1) CN1135204A (sv)
AT (1) ATE164569T1 (sv)
AU (1) AU8105794A (sv)
BR (1) BR9408042A (sv)
CA (1) CA2176001A1 (sv)
DE (1) DE69409396T2 (sv)
ES (1) ES2115342T3 (sv)
FI (1) FI961888A (sv)
NO (1) NO962003L (sv)
SE (1) SE9303762L (sv)
WO (1) WO1995013991A1 (sv)
ZA (1) ZA948659B (sv)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9800497D0 (en) * 1998-01-09 1998-03-04 Allied Colloids Ltd Dewatering of sludges
FI115977B2 (sv) * 2003-04-07 2019-03-29 Stora Enso Oyj Rening av en alkalisk tvättlösning
DE102011088202B4 (de) 2011-12-10 2018-04-05 Leibniz-Institut Für Polymerforschung Dresden E.V. Verfahren zur prozesswasserreinigung

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB208503A (en) * 1922-12-16 1924-05-01 Kestner App Evaporateurs Improvements in connection with apparatus for distilling water
US2218053A (en) * 1938-02-18 1940-10-15 Firm Th Goldschmidt A G Water purification
US2897148A (en) * 1954-03-03 1959-07-28 Applic Biochimiques Soc Et Process of purifying and utilizing residual waters resulting from the manufacture of paper pulp prepared by the soda process
US3141816A (en) * 1960-07-27 1964-07-21 Nalco Chemical Co Method of improving operational efficiency of white water recovery systems
US3324632A (en) * 1965-12-07 1967-06-13 Combustion Eng Apparatus for concentrating residual pulp liquor by direct contact with flue gases
US3745063A (en) * 1971-11-01 1973-07-10 British Columbia Forest Prod L Process for simultaneous turpentine recovery and odor control
SE357950B (sv) * 1972-02-22 1973-07-16 Casco Ab
JPS5060484A (sv) * 1973-09-29 1975-05-24
DE2655504A1 (de) * 1976-03-18 1977-10-06 Uddeholms Ab Verfahren zur reinigung von dunkel gefaerbten, chlorhaltigen ablaugen aus den auf chlorbasis betriebenen bleichanlagen von zellstoffabriken
DE3233605A1 (de) * 1982-09-10 1984-03-15 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von vernetzten polyurethan-ionomerdispersionen
US4413111A (en) * 1982-09-29 1983-11-01 Mobay Chemical Corporation Isocyanate-terminated prepolymers with low free monomer contents
JPS5978227A (ja) * 1982-10-27 1984-05-07 Yokohama Rubber Co Ltd:The ウレタンプレポリマ−組成物
CA1247809A (en) * 1984-03-21 1989-01-03 Robert J. Spannuth Spent pulping liquor recovery process
FI78279C (sv) * 1985-02-14 1989-07-10 Kamyr Ab Förfarande för avlägsnande av lösta och i kolloidal form varande storm olekyliga organiska ämnen ur träförädlingsindustrins avfallsvatten
JPS6346257A (ja) * 1986-06-09 1988-02-27 ダブリユ−・ア−ル・グレイス・アンド・カンパニ− 架橋されたポリウレタンのエマルジヨンおよびその製法
DE3790312T1 (sv) * 1986-06-09 1989-01-19
DE3627407C2 (de) * 1986-08-13 1994-05-19 Steinbeis Temming Papier Gmbh Verfahren zur Reinigung von Wasserkreisläufen bei der Halbstoff- und Papierherstellung
JPH0684486B2 (ja) * 1986-09-09 1994-10-26 三井東圧化学株式会社 塗料組成物
SE462170B (sv) * 1987-10-27 1990-05-14 Aahlstrom Corp Avlaegsnande av loesta och kolloidala makromolekylaera organiska aemnen ur effluenter
DE3739261A1 (de) * 1987-11-18 1989-06-01 Bayer Ag Verfahren zur herstellung von urethangruppen aufweisenden polyisocyanaten und ihre verwendung
JPH0228210A (ja) * 1988-04-26 1990-01-30 Asahi Glass Co Ltd プレポリマー組成物，その製造方法，およびその用途
US5000821A (en) * 1988-05-25 1991-03-19 Resources Conservation Company Apparatus for controlling solid particle flow in an evaporator
GB8913644D0 (en) * 1989-06-14 1989-08-02 Ici America Inc Aqueous dispersions
US5174859A (en) * 1990-04-11 1992-12-29 Hpd Incorporated Method for treating mechanical pulp plant effluent
US5230808A (en) * 1991-06-17 1993-07-27 Nalco Canada Inc. Liquid suspension of polyethylene oxide for use in treating paper and pulp wastewater
DE4141004A1 (de) * 1991-12-12 1993-06-17 Wurster Gerd Verfahren zur wartungserleichterung von verdampfern und zusaetzlichen anlagenteilen, die mit dem verdampfer in verbindung stehen
SE500783C2 (sv) * 1992-05-05 1994-09-05 Eka Nobel Ab Sätt att rena vedhartsinnehållande process- eller avloppsvatten

Also Published As

Publication number Publication date
CA2176001A1 (en) 1995-05-26
AU8105794A (en) 1995-06-06
NO962003D0 (no) 1996-05-15
FI961888A (sv) 1996-05-13
SE9303762D0 (sv) 1993-11-15
DE69409396D1 (de) 1998-05-07
NO962003L (no) 1996-07-04
JPH09504990A (ja) 1997-05-20
CN1135204A (zh) 1996-11-06
EP0729439A1 (en) 1996-09-04
ATE164569T1 (de) 1998-04-15
US5437791A (en) 1995-08-01
DE69409396T2 (de) 1998-08-27
EP0729439B1 (en) 1998-04-01
ES2115342T3 (es) 1998-06-16
ZA948659B (en) 1995-07-07
WO1995013991A1 (en) 1995-05-26
FI961888A0 (sv) 1996-05-03
BR9408042A (pt) 1996-12-24

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