FI862810A0 - Foerfarande foer behandling av en pappersfabriks cirkulationsvatten. - Google Patents

Foerfarande foer behandling av en pappersfabriks cirkulationsvatten.

Info

Publication number
FI862810A0
FI862810A0 FI862810A FI862810A FI862810A0 FI 862810 A0 FI862810 A0 FI 862810A0 FI 862810 A FI862810 A FI 862810A FI 862810 A FI862810 A FI 862810A FI 862810 A0 FI862810 A0 FI 862810A0
Authority
FI
Finland
Prior art keywords
pappersfabriks
cirkulationsvatten
foerfarande foer
foer behandling
behandling
Prior art date
Application number
FI862810A
Other languages
English (en)
Other versions
FI75379B (fi
FI862810A (fi
FI75379C (fi
Inventor
Pertti Hynninen
Original Assignee
Ahlstroem Oy
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 Ahlstroem Oy filed Critical Ahlstroem Oy
Publication of FI862810A0 publication Critical patent/FI862810A0/fi
Priority to FI862810A priority Critical patent/FI75379C/fi
Priority to CA000540923A priority patent/CA1284256C/en
Priority to EP87904264A priority patent/EP0312536A1/en
Priority to BR8707737A priority patent/BR8707737A/pt
Priority to US07/068,667 priority patent/US4761238A/en
Priority to PCT/FI1987/000090 priority patent/WO1988000259A1/en
Priority to JP62503917A priority patent/JPH01503717A/ja
Publication of FI862810A publication Critical patent/FI862810A/fi
Priority to NO880694A priority patent/NO880694L/no
Publication of FI75379B publication Critical patent/FI75379B/fi
Application granted granted Critical
Publication of FI75379C publication Critical patent/FI75379C/fi

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F1/00—Wet end of machines for making continuous webs of paper
    • D21F1/66—Pulp catching, de-watering, or recovering; Re-use of pulp-water
    • 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

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)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
FI862810A 1986-07-02 1986-07-02 Foerfarande foer behandling av en pappersfabriks cirkulationsvatten. FI75379C (fi)

Priority Applications (8)

Application Number Priority Date Filing Date Title
FI862810A FI75379C (fi) 1986-07-02 1986-07-02 Foerfarande foer behandling av en pappersfabriks cirkulationsvatten.
CA000540923A CA1284256C (en) 1986-07-02 1987-06-30 Method of treatment of circulation water of a paper mill
US07/068,667 US4761238A (en) 1986-07-02 1987-07-01 Method of treatment of the circulation water of a paper mill
BR8707737A BR8707737A (pt) 1986-07-02 1987-07-01 Processo para a remocao de material dissolvido e coloidal a partir de agua de circulacao de uma fabrica de papel
EP87904264A EP0312536A1 (en) 1986-07-02 1987-07-01 Method of treatment of the circulation water of a paper mill
PCT/FI1987/000090 WO1988000259A1 (en) 1986-07-02 1987-07-01 Method of treatment of the circulation water of a paper mill
JP62503917A JPH01503717A (ja) 1986-07-02 1987-07-01 ペーパーミルの循環水の処理方法
NO880694A NO880694L (no) 1986-07-02 1988-02-17 Fremgangsmaate ved behandling av sirkulasjonsvannet i en papirfabrikk.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI862810 1986-07-02
FI862810A FI75379C (fi) 1986-07-02 1986-07-02 Foerfarande foer behandling av en pappersfabriks cirkulationsvatten.

Publications (4)

Publication Number Publication Date
FI862810A0 true FI862810A0 (fi) 1986-07-02
FI862810A FI862810A (fi) 1988-01-03
FI75379B FI75379B (fi) 1988-02-29
FI75379C FI75379C (fi) 1988-06-09

Family

ID=8522869

Family Applications (1)

Application Number Title Priority Date Filing Date
FI862810A FI75379C (fi) 1986-07-02 1986-07-02 Foerfarande foer behandling av en pappersfabriks cirkulationsvatten.

Country Status (7)

Country Link
US (1) US4761238A (fi)
EP (1) EP0312536A1 (fi)
JP (1) JPH01503717A (fi)
BR (1) BR8707737A (fi)
CA (1) CA1284256C (fi)
FI (1) FI75379C (fi)
WO (1) WO1988000259A1 (fi)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE462170B (sv) * 1987-10-27 1990-05-14 Aahlstrom Corp Avlaegsnande av loesta och kolloidala makromolekylaera organiska aemnen ur effluenter
US5360514A (en) * 1992-02-21 1994-11-01 Kamyr, Inc. Treatment of bleach plant filtrations using a magnesium filter
US5290454A (en) * 1992-11-12 1994-03-01 Pump And Paper Research Institute Of Canada Process for removal of suspended solids from pulp and paper mill effluents
US5401362A (en) * 1993-03-24 1995-03-28 Kamyr, Inc. Control of metals and dissolved organics in the bleach plant

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4198266A (en) * 1977-10-12 1980-04-15 Airco, Inc. Oxygen delignification of wood pulp
US4420369A (en) * 1982-02-25 1983-12-13 The United States Of America As Represented By The Secretary Of Agriculture Process for the decolorization of pulp mill bleach plant effluent
FI76774C (fi) * 1984-11-19 1988-12-12 Kamyr Ab Foerfarande foer avlaegsnande av lignin ur kemisk massas koncentrerade blekeriavfallsvatten.
FI78279C (fi) * 1985-02-14 1989-07-10 Kamyr Ab Foerfarande foer avlaegsnande av loesta och i kolloidal form varande stormolekyliga organiska aemnen ur traefoeraedlingsindustrins avfallsvatten.

Also Published As

Publication number Publication date
EP0312536A1 (en) 1989-04-26
WO1988000259A1 (en) 1988-01-14
US4761238A (en) 1988-08-02
FI75379B (fi) 1988-02-29
BR8707737A (pt) 1989-08-15
CA1284256C (en) 1991-05-21
FI862810A (fi) 1988-01-03
FI75379C (fi) 1988-06-09
JPH01503717A (ja) 1989-12-14

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: A. AHLSTROM CORPORATION