ZA879483B - Procedure for recirculating phenol in a lignocellulosic materials digestion process - Google Patents

Procedure for recirculating phenol in a lignocellulosic materials digestion process

Info

Publication number: ZA879483B
Authority: ZA; South Africa
Prior art keywords: phenol; recirculating; digestion process; procedure; lignocellulosic materials
Prior art date: 1986-12-31

Application number

ZA879483A

Other languages

English (en)

Inventor

Ekman Kurt

Original Assignee

Nestle 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

1987-12-17

Publication date

1988-05-14

1987-12-17 Application filed by Nestle Oy filed Critical Nestle Oy

1988-05-14 Publication of ZA879483B publication Critical patent/ZA879483B/xx

Links

ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 title abstract 7
238000000034 method Methods 0.000 title abstract 6
239000012978 lignocellulosic material Substances 0.000 title abstract 5
230000029087 digestion Effects 0.000 title abstract 4
230000003134 recirculating effect Effects 0.000 title abstract 2
125000004122 cyclic group Chemical group 0.000 abstract 1
238000005470 impregnation Methods 0.000 abstract 1
229920005610 lignin Polymers 0.000 abstract 1
239000000463 material Substances 0.000 abstract 1
238000005406 washing Methods 0.000 abstract 1

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)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Pens And Brushes (AREA)
Medicines Containing Plant Substances (AREA)
Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Paper (AREA)

ZA879483A 1986-12-31 1987-12-17 Procedure for recirculating phenol in a lignocellulosic materials digestion process ZA879483B (en)

Applications Claiming Priority (1)

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.

Publications (1)

Publication Number	Publication Date
ZA879483B true ZA879483B (en)	1988-05-14

Family

ID=8523726

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ZA879483A ZA879483B (en)	1986-12-31	1987-12-17	Procedure for recirculating phenol in a lignocellulosic materials digestion process

Country Status (9)

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

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
EP1273689A4 (de)	2000-04-12	2004-08-18	Yugen Kaisha Ichiryu	Vorrichtung zur herstellung von dekorationsband, erhaltenes deckorationsband und befestigungsvorrichtung

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
BR8208011A (pt) *	1981-12-10	1983-11-08	Battelle Memorial Institute	Processo para deslignificacao de madeira e outros produtos lignocelulosicos

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 EP EP87311493A patent/EP0273759B1/de not_active Expired - Lifetime
- 1987-12-29 DE DE8787311493T patent/DE3772741D1/de not_active Expired - Fee Related
- 1987-12-29 JP JP62336802A patent/JPS63175188A/ja active Pending
- 1987-12-29 AT AT87311493T patent/ATE66974T1/de active
- 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
DE3772741D1 (de)	1991-10-10
EP0273759A2 (de)	1988-07-06
JPS63175188A (ja)	1988-07-19
FI77062B (fi)	1988-09-30
FI865360L (fi)	1988-07-01
EP0273759B1 (de)	1991-09-04
NO163747B (no)	1990-04-02
ATE66974T1 (de)	1991-09-15
NO163747C (no)	1990-07-11
NO875428L (no)	1988-07-01
NO875428D0 (no)	1987-12-23
CA1281714C (en)	1991-03-19
FI77062C (fi)	1989-01-10
EP0273759A3 (en)	1989-08-16
FI865360A0 (fi)	1986-12-31
BR8707183A (pt)	1988-08-09

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