BR8707183A - Processo para recirculacao de fenol em um processo de digestao de materiais lignocelulosicos - Google Patents
Processo para recirculacao de fenol em um processo de digestao de materiais lignocelulosicosInfo
- Publication number
- BR8707183A BR8707183A BR8707183A BR8707183A BR8707183A BR 8707183 A BR8707183 A BR 8707183A BR 8707183 A BR8707183 A BR 8707183A BR 8707183 A BR8707183 A BR 8707183A BR 8707183 A BR8707183 A BR 8707183A
- Authority
- BR
- Brazil
- Prior art keywords
- phenol
- lignocellulosic materials
- digesting
- recirculation
- lignocellulosic
- Prior art date
Links
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)
- Dry Formation Of Fiberboard And The Like (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
- Pens And Brushes (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (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)
- Medicines Containing Plant Substances (AREA)
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 |
---|---|
BR8707183A true BR8707183A (pt) | 1988-08-09 |
Family
ID=8523726
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR8707183A BR8707183A (pt) | 1986-12-31 | 1987-12-30 | Processo para recirculacao de fenol em um processo de digestao de materiais lignocelulosicos |
Country Status (9)
Country | Link |
---|---|
EP (1) | EP0273759B1 (pt) |
JP (1) | JPS63175188A (pt) |
AT (1) | ATE66974T1 (pt) |
BR (1) | BR8707183A (pt) |
CA (1) | CA1281714C (pt) |
DE (1) | DE3772741D1 (pt) |
FI (1) | FI77062C (pt) |
NO (1) | NO163747C (pt) |
ZA (1) | ZA879483B (pt) |
Families Citing this family (2)
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 |
WO2001077430A1 (fr) | 2000-04-12 | 2001-10-18 | Yugen Kaisha Ichiryu | Dispositif de formation d'un ruban decoratif, ruban decoratif obtenu et dispositif de fixation |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0097188A1 (en) * | 1981-12-10 | 1984-01-04 | Battelle Memorial Institute | 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 |
---|---|
ATE66974T1 (de) | 1991-09-15 |
EP0273759A3 (en) | 1989-08-16 |
NO875428L (no) | 1988-07-01 |
JPS63175188A (ja) | 1988-07-19 |
FI77062C (fi) | 1989-01-10 |
NO163747C (no) | 1990-07-11 |
CA1281714C (en) | 1991-03-19 |
EP0273759A2 (en) | 1988-07-06 |
FI865360A0 (fi) | 1986-12-31 |
NO163747B (no) | 1990-04-02 |
DE3772741D1 (de) | 1991-10-10 |
FI77062B (fi) | 1988-09-30 |
EP0273759B1 (en) | 1991-09-04 |
FI865360A (fi) | 1988-07-01 |
NO875428D0 (no) | 1987-12-23 |
ZA879483B (en) | 1988-05-14 |
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