SE9403494L - Sätt och anordning vid blekning av returfiber - Google Patents
Sätt och anordning vid blekning av returfiberInfo
- Publication number
- SE9403494L SE9403494L SE9403494A SE9403494A SE9403494L SE 9403494 L SE9403494 L SE 9403494L SE 9403494 A SE9403494 A SE 9403494A SE 9403494 A SE9403494 A SE 9403494A SE 9403494 L SE9403494 L SE 9403494L
- Authority
- SE
- Sweden
- Prior art keywords
- fiber pulp
- secondary fiber
- pct
- disperser
- methods
- 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
- D21C9/10—Bleaching ; Apparatus therefor
- D21C9/147—Bleaching ; Apparatus therefor with oxygen or its allotropic modifications
-
- 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
- D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
- D21C5/02—Working-up waste paper
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/64—Paper recycling
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Paper (AREA)
- Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
- Preliminary Treatment Of Fibers (AREA)
- Treatment Of Fiber Materials (AREA)
Priority Applications (10)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9403494A SE9403494L (sv) | 1994-10-13 | 1994-10-13 | Sätt och anordning vid blekning av returfiber |
ES95934918T ES2129233T3 (es) | 1994-10-13 | 1995-10-05 | Procedimiento para el blanqueo de fibras secundarias. |
DE1995607165 DE69507165T2 (de) | 1994-10-13 | 1995-10-05 | Verfahren zum bleichen von sekundärfasern |
AT95934918T ATE175456T1 (de) | 1994-10-13 | 1995-10-05 | Verfahren zum bleichen von sekundärfasern |
US08/817,616 US5997689A (en) | 1994-10-13 | 1995-10-05 | Method of pre-treating secondary fibers with oxygen in a disperser |
AU37130/95A AU3713095A (en) | 1994-10-13 | 1995-10-05 | A method and apparatus for bleaching secondary fibres |
PCT/SE1995/001146 WO1996012062A1 (en) | 1994-10-13 | 1995-10-05 | A method and apparatus for bleaching secondary fibres |
EP95934918A EP0803007B1 (en) | 1994-10-13 | 1995-10-05 | A method for bleaching secondary fibres |
DK95934918T DK0803007T3 (da) | 1994-10-13 | 1995-10-05 | Fremgangsmåde til blegning af sekundære fibre |
TW84110731A TW300930B ( ) | 1994-10-13 | 1995-10-12 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9403494A SE9403494L (sv) | 1994-10-13 | 1994-10-13 | Sätt och anordning vid blekning av returfiber |
Publications (2)
Publication Number | Publication Date |
---|---|
SE9403494D0 SE9403494D0 (sv) | 1994-10-13 |
SE9403494L true SE9403494L (sv) | 1996-04-14 |
Family
ID=20395601
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE9403494A SE9403494L (sv) | 1994-10-13 | 1994-10-13 | Sätt och anordning vid blekning av returfiber |
Country Status (10)
Country | Link |
---|---|
US (1) | US5997689A ( ) |
EP (1) | EP0803007B1 ( ) |
AT (1) | ATE175456T1 ( ) |
AU (1) | AU3713095A ( ) |
DE (1) | DE69507165T2 ( ) |
DK (1) | DK0803007T3 ( ) |
ES (1) | ES2129233T3 ( ) |
SE (1) | SE9403494L ( ) |
TW (1) | TW300930B ( ) |
WO (1) | WO1996012062A1 ( ) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19614947B4 (de) * | 1996-04-16 | 2004-04-08 | Voith Paper Fiber Systems Gmbh & Co. Kg | Verfahren zur Erhöhung des Weißgrades von Papierfaserstoff |
SE506803C2 (sv) | 1996-07-25 | 1998-02-16 | Cellwood Machinery Ab | Sätt och anläggning för blekning av returpappersmassa |
DE19751173A1 (de) * | 1997-11-19 | 1999-05-27 | Voith Sulzer Papiertech Patent | Verfahren zur Erhöhung des Weißgrades von Papierfaserstoff |
FI109135B (fi) * | 1999-09-21 | 2002-05-31 | Metso Paper Inc | Menetelmä ja laite puukuitumassan käsittelemiseksi |
US6899790B2 (en) | 2000-03-06 | 2005-05-31 | Georgia-Pacific Corporation | Method of providing papermaking fibers with durable curl |
US6627041B2 (en) * | 2000-03-06 | 2003-09-30 | Georgia-Pacific Corporation | Method of bleaching and providing papermaking fibers with durable curl |
US7297225B2 (en) * | 2004-06-22 | 2007-11-20 | Georgia-Pacific Consumer Products Lp | Process for high temperature peroxide bleaching of pulp with cool discharge |
US7514092B2 (en) * | 2004-12-22 | 2009-04-07 | Avon Products, Inc. | Compositions and methods of their use for improving the condition and appearance of skin |
US11591751B2 (en) | 2019-09-17 | 2023-02-28 | Gpcp Ip Holdings Llc | High efficiency fiber bleaching process |
US20220213648A1 (en) | 2021-01-06 | 2022-07-07 | Gpcp Ip Holdings Llc | Oxygen Treatment of High Kappa Fibers |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1239047A (fr) * | 1959-10-15 | 1960-08-19 | Papeteries Leon Riquet | Procédé de blanchiment de la pâte à papier et appareil pour la mise en oeuvre dece procédé |
SE419603B (sv) * | 1979-11-27 | 1981-08-17 | Kamyr Ab | Apparat for inblandning av behandlingsmedel i suspensioner |
US4577974A (en) * | 1984-05-04 | 1986-03-25 | Kamyr, Inc. | Medium consistency mixer rotor and stator construction |
DE3610940A1 (de) * | 1986-03-04 | 1987-09-10 | Escher Wyss Gmbh | Hochtemperatur-hochkonsistenz-schnellbleiche |
US5234544A (en) * | 1989-10-18 | 1993-08-10 | Air Products And Chemicals, Inc. | Cleaning and bleaching of secondary fiber |
US5211809A (en) * | 1991-05-21 | 1993-05-18 | Air Products And Chemicals, Inc,. | Dye removal in oxygen color stripping of secondary fibers |
US5518580A (en) * | 1991-09-20 | 1996-05-21 | J.M. Voith Gmbh | Method of processing printed waste matter |
CA2082557C (en) * | 1992-02-24 | 1997-03-11 | Charles W. Hankins | Integrated pulping process of waste paper yielding tissue-grade paper fibers |
-
1994
- 1994-10-13 SE SE9403494A patent/SE9403494L/ not_active Application Discontinuation
-
1995
- 1995-10-05 DK DK95934918T patent/DK0803007T3/da active
- 1995-10-05 DE DE1995607165 patent/DE69507165T2/de not_active Expired - Fee Related
- 1995-10-05 AT AT95934918T patent/ATE175456T1/de not_active IP Right Cessation
- 1995-10-05 US US08/817,616 patent/US5997689A/en not_active Expired - Fee Related
- 1995-10-05 WO PCT/SE1995/001146 patent/WO1996012062A1/en active IP Right Grant
- 1995-10-05 ES ES95934918T patent/ES2129233T3/es not_active Expired - Lifetime
- 1995-10-05 AU AU37130/95A patent/AU3713095A/en not_active Abandoned
- 1995-10-05 EP EP95934918A patent/EP0803007B1/en not_active Expired - Lifetime
- 1995-10-12 TW TW84110731A patent/TW300930B/zh active
Also Published As
Publication number | Publication date |
---|---|
EP0803007A1 (en) | 1997-10-29 |
SE9403494D0 (sv) | 1994-10-13 |
US5997689A (en) | 1999-12-07 |
TW300930B ( ) | 1997-03-21 |
ES2129233T3 (es) | 1999-06-01 |
AU3713095A (en) | 1996-05-06 |
WO1996012062A1 (en) | 1996-04-25 |
DE69507165D1 (de) | 1999-02-18 |
DK0803007T3 (da) | 1999-08-30 |
EP0803007B1 (en) | 1999-01-07 |
DE69507165T2 (de) | 1999-07-29 |
ATE175456T1 (de) | 1999-01-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NAV | Patent application has lapsed |
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