NO307058B1 - FremgangsmÕte til minskning av innhold av fluorescens i fiber fra resirkulert masse - Google Patents
FremgangsmÕte til minskning av innhold av fluorescens i fiber fra resirkulert masseInfo
- Publication number
- NO307058B1 NO307058B1 NO951428A NO951428A NO307058B1 NO 307058 B1 NO307058 B1 NO 307058B1 NO 951428 A NO951428 A NO 951428A NO 951428 A NO951428 A NO 951428A NO 307058 B1 NO307058 B1 NO 307058B1
- Authority
- NO
- Norway
- Prior art keywords
- fluorescence
- reducing
- content
- pulp fiber
- recycled pulp
- 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
- 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
-
- 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
- D21C9/153—Bleaching ; Apparatus therefor with oxygen or its allotropic modifications with ozone
-
- 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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/227,882 US5529660A (en) | 1994-04-15 | 1994-04-15 | Method of reducing fluorescence in deinked pulp by treating pulp with ozone and a bleaching agent |
Publications (3)
Publication Number | Publication Date |
---|---|
NO951428D0 NO951428D0 (no) | 1995-04-12 |
NO951428L NO951428L (no) | 1995-10-16 |
NO307058B1 true NO307058B1 (no) | 2000-01-31 |
Family
ID=22854844
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO951428A NO307058B1 (no) | 1994-04-15 | 1995-04-12 | FremgangsmÕte til minskning av innhold av fluorescens i fiber fra resirkulert masse |
Country Status (12)
Country | Link |
---|---|
US (1) | US5529660A (no) |
EP (1) | EP0677611B1 (no) |
JP (1) | JPH0860574A (no) |
AU (1) | AU691571B2 (no) |
BR (1) | BR9501565A (no) |
CA (1) | CA2147204A1 (no) |
DE (1) | DE69506465T2 (no) |
DK (1) | DK0677611T3 (no) |
ES (1) | ES2127486T3 (no) |
FI (1) | FI951745A (no) |
NO (1) | NO307058B1 (no) |
NZ (1) | NZ270867A (no) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8352400B2 (en) | 1991-12-23 | 2013-01-08 | Hoffberg Steven M | Adaptive pattern recognition based controller apparatus and method and human-factored interface therefore |
US6001218A (en) | 1994-06-29 | 1999-12-14 | Kimberly-Clark Worldwide, Inc. | Production of soft paper products from old newspaper |
US6074527A (en) | 1994-06-29 | 2000-06-13 | Kimberly-Clark Worldwide, Inc. | Production of soft paper products from coarse cellulosic fibers |
US5582681A (en) | 1994-06-29 | 1996-12-10 | Kimberly-Clark Corporation | Production of soft paper products from old newspaper |
US6296736B1 (en) | 1997-10-30 | 2001-10-02 | Kimberly-Clark Worldwide, Inc. | Process for modifying pulp from recycled newspapers |
FR2776312B1 (fr) * | 1998-03-18 | 2000-05-05 | Air Liquide | Procede de destruction des agents fluorescents contenus dans les vieux papiers par l'acide peracetique |
US6387210B1 (en) | 1998-09-30 | 2002-05-14 | Kimberly-Clark Worldwide, Inc. | Method of making sanitary paper product from coarse fibers |
US7966078B2 (en) | 1999-02-01 | 2011-06-21 | Steven Hoffberg | Network media appliance system and method |
DE19917742C2 (de) * | 1999-04-20 | 2001-04-26 | Voith Paper Patent Gmbh | Verfahren zur Behandlung von optische Aufheller enthaltenden Papierfaserstoffsuspensionen |
FR2836162B1 (fr) * | 2002-02-18 | 2004-05-07 | Air Liquide | Procede de traitement de papiers uses par l'ozone |
US7377993B2 (en) * | 2004-03-03 | 2008-05-27 | Tanya Smith Richardson | Methods for reducing fluorescence in pulp and paper |
US8361802B2 (en) * | 2009-03-09 | 2013-01-29 | University of Pittsburgh—of the Commonwealth System of Higher Education | Fluorescent ozone sensor |
DE102013213369B3 (de) | 2013-07-09 | 2014-10-23 | MTU Aero Engines AG | Verfahren zur zerstörungsfreien Prüfung von Werkstückoberflächen |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS51112904A (en) * | 1975-03-27 | 1976-10-05 | Kogyo Gijutsuin | Process for bleaching pulp with ozone |
AU636173B2 (en) * | 1989-10-30 | 1993-04-22 | Lenzing Aktiengesellschaft | Method for the chlorine-free bleaching of pulps |
JPH07880B2 (ja) * | 1989-12-27 | 1995-01-11 | 本州製紙株式会社 | 古紙の再生処理方法 |
US5302245A (en) * | 1991-04-02 | 1994-04-12 | Vps Technology Partnership | Integrated wastepaper treatment process |
US5211809A (en) * | 1991-05-21 | 1993-05-18 | Air Products And Chemicals, Inc,. | Dye removal in oxygen color stripping of secondary fibers |
-
1994
- 1994-04-15 US US08/227,882 patent/US5529660A/en not_active Expired - Fee Related
-
1995
- 1995-04-03 AU AU16235/95A patent/AU691571B2/en not_active Ceased
- 1995-04-04 NZ NZ270867A patent/NZ270867A/en unknown
- 1995-04-12 FI FI951745A patent/FI951745A/fi unknown
- 1995-04-12 NO NO951428A patent/NO307058B1/no not_active IP Right Cessation
- 1995-04-13 BR BR9501565A patent/BR9501565A/pt not_active Application Discontinuation
- 1995-04-14 ES ES95400853T patent/ES2127486T3/es not_active Expired - Lifetime
- 1995-04-14 EP EP19950400853 patent/EP0677611B1/en not_active Expired - Lifetime
- 1995-04-14 DK DK95400853T patent/DK0677611T3/da active
- 1995-04-14 JP JP8974295A patent/JPH0860574A/ja active Pending
- 1995-04-14 DE DE69506465T patent/DE69506465T2/de not_active Expired - Fee Related
- 1995-04-18 CA CA 2147204 patent/CA2147204A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
AU1623595A (en) | 1995-10-26 |
EP0677611A1 (en) | 1995-10-18 |
ES2127486T3 (es) | 1999-04-16 |
BR9501565A (pt) | 1995-11-14 |
DE69506465D1 (de) | 1999-01-21 |
DK0677611T3 (da) | 1999-08-16 |
FI951745A0 (fi) | 1995-04-12 |
NO951428L (no) | 1995-10-16 |
EP0677611B1 (en) | 1998-12-09 |
JPH0860574A (ja) | 1996-03-05 |
NO951428D0 (no) | 1995-04-12 |
CA2147204A1 (en) | 1995-10-16 |
DE69506465T2 (de) | 1999-07-15 |
US5529660A (en) | 1996-06-25 |
AU691571B2 (en) | 1998-05-21 |
NZ270867A (en) | 1997-02-24 |
FI951745A (fi) | 1995-10-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM1K | Lapsed by not paying the annual fees |
Free format text: LAPSED IN OCTOBER 2002 |