FI865360L - Foerfarande foer cirkulering av fenol vid en fenolkokningsprocess av lignocellulosamaterial. - Google Patents

Foerfarande foer cirkulering av fenol vid en fenolkokningsprocess av lignocellulosamaterial. Download PDF

Info

Publication number: FI865360L
Authority: FI; Finland
Prior art keywords: phenolkokningprocess; lignocellulosamaterial; circulering; fenol; vid
Prior art date: 1986-12-31

Application number

FI865360A

Other languages

English (en)

Other versions

FI865360A0 (fi

FI77062C (fi

FI77062B (fi

Inventor

Kurt Ekman

Original Assignee

Neste 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.)

1986-12-31

Filing date

1986-12-31

Publication date

1988-07-01

1986-12-31 Application filed by Neste Oy filed Critical Neste Oy

1986-12-31 Publication of FI865360A0 publication Critical patent/FI865360A0/fi

1986-12-31 Priority to FI865360A priority Critical patent/FI77062C/fi

1987-12-17 Priority to ZA879483A priority patent/ZA879483B/xx

1987-12-23 Priority to NO875428A priority patent/NO163747C/no

1987-12-29 Priority to JP62336802A priority patent/JPS63175188A/ja

1987-12-29 Priority to AT87311493T priority patent/ATE66974T1/de

1987-12-29 Priority to DE8787311493T priority patent/DE3772741D1/de

1987-12-29 Priority to EP87311493A priority patent/EP0273759B1/en

1987-12-30 Priority to BR8707183A priority patent/BR8707183A/pt

1987-12-31 Priority to CA000555716A priority patent/CA1281714C/en

1988-07-01 Publication of FI865360L publication Critical patent/FI865360L/fi

1988-09-30 Application granted granted Critical

1988-09-30 Publication of FI77062B publication Critical patent/FI77062B/fi

1989-01-10 Publication of FI77062C publication Critical patent/FI77062C/fi

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
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/02—Washing ; Displacing cooking or pulp-treating liquors contained in the pulp by fluids, e.g. wash water or other pulp-treating agents

Landscapes

Engineering & Computer Science (AREA)
Wood Science & Technology (AREA)
Life Sciences & Earth Sciences (AREA)
Compounds Of Unknown Constitution (AREA)
Polysaccharides And Polysaccharide Derivatives (AREA)
Compositions Of Macromolecular Compounds (AREA)
Dry Formation Of Fiberboard And The Like (AREA)
Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Pens And Brushes (AREA)
Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Medicines Containing Plant Substances (AREA)
Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Paper (AREA)

FI865360A 1986-12-31 1986-12-31 Foerfarande foer cirkulering av fenol vid en fenolkokningsprocess av lignocellulosamaterial. FI77062C (fi)

Priority Applications (9)

Application Number	Priority Date	Filing Date	Title
FI865360A FI77062C (fi)	1986-12-31	1986-12-31	Foerfarande foer cirkulering av fenol vid en fenolkokningsprocess av lignocellulosamaterial.
ZA879483A ZA879483B (en)	1986-12-31	1987-12-17	Procedure for recirculating phenol in a lignocellulosic materials digestion process
NO875428A NO163747C (no)	1986-12-31	1987-12-23	Fremgangsmaate for resirkulering av fenol i en kokeprosessfor lignocelluloseholdige materialer.
AT87311493T ATE66974T1 (de)	1986-12-31	1987-12-29	Verfahren zum wiederumlauf von phenol in einem verfahren zum aufschluss von lignozellulosematerialien.
JP62336802A JPS63175188A (ja)	1986-12-31	1987-12-29	リグノセルロース物質蒸解工程におけるフェノールの再循環方法
DE8787311493T DE3772741D1 (de)	1986-12-31	1987-12-29	Verfahren zum wiederumlauf von phenol in einem verfahren zum aufschluss von lignozellulosematerialien.
EP87311493A EP0273759B1 (en)	1986-12-31	1987-12-29	Procedure for recirculating phenol in a lignocellulosic materials digestion process
BR8707183A BR8707183A (pt)	1986-12-31	1987-12-30	Processo para recirculacao de fenol em um processo de digestao de materiais lignocelulosicos
CA000555716A CA1281714C (en)	1986-12-31	1987-12-31	Procedure for recirculating phenol in a lignocellulosic materials digestion process

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
FI865360A FI77062C (fi)	1986-12-31	1986-12-31	Foerfarande foer cirkulering av fenol vid en fenolkokningsprocess av lignocellulosamaterial.
FI865360		1986-12-31

Publications (4)

Publication Number	Publication Date
FI865360A0 FI865360A0 (fi)	1986-12-31
FI865360L true FI865360L (fi)	1988-07-01
FI77062B FI77062B (fi)	1988-09-30
FI77062C FI77062C (fi)	1989-01-10

Family

ID=8523726

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI865360A FI77062C (fi)	1986-12-31	1986-12-31	Foerfarande foer cirkulering av fenol vid en fenolkokningsprocess av lignocellulosamaterial.

Country Status (9)

Country	Link
EP (1)	EP0273759B1 (fi)
JP (1)	JPS63175188A (fi)
AT (1)	ATE66974T1 (fi)
BR (1)	BR8707183A (fi)
CA (1)	CA1281714C (fi)
DE (1)	DE3772741D1 (fi)
FI (1)	FI77062C (fi)
NO (1)	NO163747C (fi)
ZA (1)	ZA879483B (fi)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE19856582C1 (de) *	1998-12-08	2001-03-15	Rhodia Acetow Ag	Verfahren zur Gewinnung von Chemiezellstoff aus Hackschnitzeln
AU2001246869A1 (en)	2000-04-12	2001-10-23	Yugen Kaisha Ichiryu	Decorative ribbon forming device, and decorative ribbon forming and mounting device

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO1983002125A1 (en) *	1981-12-10	1983-06-23	Memorial Institute Battelle	A method for the delignification of wood and other ligno-cellulosic products

1986
- 1986-12-31 FI FI865360A patent/FI77062C/fi not_active IP Right Cessation
1987
- 1987-12-17 ZA ZA879483A patent/ZA879483B/xx unknown
- 1987-12-23 NO NO875428A patent/NO163747C/no unknown
- 1987-12-29 JP JP62336802A patent/JPS63175188A/ja active Pending
- 1987-12-29 EP EP87311493A patent/EP0273759B1/en not_active Expired - Lifetime
- 1987-12-29 AT AT87311493T patent/ATE66974T1/de active
- 1987-12-29 DE DE8787311493T patent/DE3772741D1/de not_active Expired - Fee Related
- 1987-12-30 BR BR8707183A patent/BR8707183A/pt unknown
- 1987-12-31 CA CA000555716A patent/CA1281714C/en not_active Expired - Fee Related

Also Published As

Publication number	Publication date
NO163747C (no)	1990-07-11
EP0273759A3 (en)	1989-08-16
CA1281714C (en)	1991-03-19
FI865360A0 (fi)	1986-12-31
ZA879483B (en)	1988-05-14
NO875428L (no)	1988-07-01
NO163747B (no)	1990-04-02
DE3772741D1 (de)	1991-10-10
EP0273759B1 (en)	1991-09-04
JPS63175188A (ja)	1988-07-19
ATE66974T1 (de)	1991-09-15
NO875428D0 (no)	1987-12-23
FI77062C (fi)	1989-01-10
EP0273759A2 (en)	1988-07-06
FI77062B (fi)	1988-09-30
BR8707183A (pt)	1988-08-09

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Legal Events

Date	Code	Title	Description
1995-07-14	MM	Patent lapsed
2004-08-31	MM	Patent lapsed	Owner name: NESTE OY