FI862810L - Foerfarande foer behandling av en pappersfabriks cirkulationsvatten. - Google Patents

Foerfarande foer behandling av en pappersfabriks cirkulationsvatten. Download PDF

Info

Publication number: FI862810L
Authority: FI; Finland
Prior art keywords: pappersfabriks; cirkulationsvatten; foerfarande foer; foer behandling; behandling
Prior art date: 1986-07-02

Application number

FI862810A

Other languages

English (en)

Other versions

FI75379C (fi

FI862810A0 (fi

FI75379B (fi

Inventor

Pertti Hynninen

Original Assignee

Kamyr 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.)

1986-07-02

Filing date

1986-07-02

Publication date

1988-01-03

1986-07-02 Application filed by Kamyr Ab filed Critical Kamyr Ab

1986-07-02 Publication of FI862810A0 publication Critical patent/FI862810A0/fi

1986-07-02 Priority to FI862810A priority Critical patent/FI75379C/fi

1987-06-30 Priority to CA000540923A priority patent/CA1284256C/en

1987-07-01 Priority to EP87904264A priority patent/EP0312536A1/en

1987-07-01 Priority to JP62503917A priority patent/JPH01503717A/ja

1987-07-01 Priority to PCT/FI1987/000090 priority patent/WO1988000259A1/en

1987-07-01 Priority to US07/068,667 priority patent/US4761238A/en

1987-07-01 Priority to BR8707737A priority patent/BR8707737A/pt

1988-01-03 Publication of FI862810L publication Critical patent/FI862810L/fi

1988-02-17 Priority to NO880694A priority patent/NO880694L/no

1988-02-29 Application granted granted Critical

1988-02-29 Publication of FI75379B publication Critical patent/FI75379B/fi

1988-06-09 Publication of FI75379C publication Critical patent/FI75379C/fi

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
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
EP87904264A EP0312536A1 (en)	1986-07-02	1987-07-01	Method of treatment of the 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
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
FI862810A FI75379C (fi)	1986-07-02	1986-07-02	Foerfarande foer behandling av en pappersfabriks cirkulationsvatten.
FI862810		1986-07-02

Publications (4)

Publication Number	Publication Date
FI862810A0 FI862810A0 (fi)	1986-07-02
FI862810L true FI862810L (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 (5)

* 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
RU2158327C1 (ru) *	2000-02-02	2000-10-27	Открытое акционерное общество "Центральный научно-исследовательский институт бумаги"	Способ подготовки избыточной оборотной воды картонного производства к повторному ее использованию

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.

1986
- 1986-07-02 FI FI862810A patent/FI75379C/fi not_active IP Right Cessation
1987
- 1987-06-30 CA CA000540923A patent/CA1284256C/en not_active Expired - Fee Related
- 1987-07-01 BR BR8707737A patent/BR8707737A/pt not_active Application Discontinuation
- 1987-07-01 JP JP62503917A patent/JPH01503717A/ja active Pending
- 1987-07-01 WO PCT/FI1987/000090 patent/WO1988000259A1/en not_active Ceased
- 1987-07-01 US US07/068,667 patent/US4761238A/en not_active Expired - Fee Related
- 1987-07-01 EP EP87904264A patent/EP0312536A1/en not_active Withdrawn

Also Published As

Publication number	Publication date
US4761238A (en)	1988-08-02
WO1988000259A1 (en)	1988-01-14
JPH01503717A (ja)	1989-12-14
CA1284256C (en)	1991-05-21
BR8707737A (pt)	1989-08-15
EP0312536A1 (en)	1989-04-26
FI75379C (fi)	1988-06-09
FI862810A0 (fi)	1986-07-02
FI75379B (fi)	1988-02-29

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Legal Events

Date	Code	Title	Description
2004-08-31	MM	Patent lapsed	Owner name: A. AHLSTROM CORPORATION