BR9508224A - Processo tendo seletividade aumentada para alvejamento de polpa lignocelulósica alvejada - Google Patents
Processo tendo seletividade aumentada para alvejamento de polpa lignocelulósica alvejadaInfo
- Publication number
- BR9508224A BR9508224A BR9508224A BR9508224A BR9508224A BR 9508224 A BR9508224 A BR 9508224A BR 9508224 A BR9508224 A BR 9508224A BR 9508224 A BR9508224 A BR 9508224A BR 9508224 A BR9508224 A BR 9508224A
- Authority
- BR
- Brazil
- Prior art keywords
- increased selectivity
- lignocellulosic pulp
- targeting targeted
- targeting
- targeted
- 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
- D21C9/001—Modification of pulp properties
- D21C9/007—Modification of pulp properties by mechanical or physical means
-
- 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
- D21C9/1005—Pretreatment of the pulp, e.g. degassing the pulp
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Paper (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US27509594A | 1994-07-14 | 1994-07-14 | |
PCT/US1995/008691 WO1996002697A1 (en) | 1994-07-14 | 1995-07-11 | Improved bleaching of high consistency lignocellulosic pulp |
Publications (1)
Publication Number | Publication Date |
---|---|
BR9508224A true BR9508224A (pt) | 1997-10-28 |
Family
ID=23050850
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR9508224A BR9508224A (pt) | 1994-07-14 | 1995-07-11 | Processo tendo seletividade aumentada para alvejamento de polpa lignocelulósica alvejada |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP0770157A4 (pt) |
BR (1) | BR9508224A (pt) |
CA (1) | CA2194962A1 (pt) |
FI (1) | FI965216A (pt) |
WO (1) | WO1996002697A1 (pt) |
ZA (1) | ZA955827B (pt) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AUPO856097A0 (en) | 1997-08-14 | 1997-09-04 | Commonwealth Scientific And Industrial Research Organisation | Vector |
US6291226B1 (en) * | 1999-02-25 | 2001-09-18 | National Research Council Of Canada | Adenovirus mutants with deleted protease gene |
RU2610240C2 (ru) | 2009-08-05 | 2017-02-08 | Интернэшнл Пэйпа Кампани | Способ нанесения композиции, содержащей катионный трехвалентный металл и разрыхлитель, и лист рыхлой целлюлозы, изготовленный из нее |
MY162376A (en) | 2009-08-05 | 2017-06-15 | Shell Int Research | Method for monitoring a well |
BR122020024226B1 (pt) | 2009-08-05 | 2021-09-08 | International Paper Company | Processo para preparar uma folha de polpa fofa |
EP2596168B1 (en) | 2010-07-20 | 2023-06-14 | International Paper Company | Composition containing a multivalent cationic metal and amine-containing anti-static agent and methods of making and using |
EP2596167B1 (en) | 2010-07-22 | 2017-03-22 | International Paper Company | Process for preparing fluff pulp sheet with cationic dye and debonder surfactant and fluff pulp sheet made from same |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NO131996C (pt) * | 1973-10-04 | 1975-09-03 | Papirind Forskningsinst | |
FI67413C (fi) * | 1977-04-27 | 1985-03-11 | Myrens Verksted As | Foerfarande foer behandling av finfoerdelad fiberhaltig eller cellulosahaltig massa samt anordning foer utfoerande av foerfarandet |
AT395180B (de) * | 1989-08-16 | 1992-10-12 | Andritz Ag Maschf | Verfahren zur zerkleinerung von materialien und anlage zu dessen durchfuehrung |
EP0492040A1 (en) * | 1990-12-21 | 1992-07-01 | Kamyr, Inc. | Tumbling ozone reactor for paper pulp |
NZ242792A (en) * | 1991-05-24 | 1993-12-23 | Union Camp Patent Holding | Two-stage pulp bleaching reactor: pulp mixed with ozone in first stage. |
WO1994008087A1 (en) * | 1992-10-01 | 1994-04-14 | Union Camp Patent Holding, Inc. | Improved bleaching of high consistency lignocellulosic pulp |
-
1995
- 1995-07-11 BR BR9508224A patent/BR9508224A/pt not_active Application Discontinuation
- 1995-07-11 WO PCT/US1995/008691 patent/WO1996002697A1/en not_active Application Discontinuation
- 1995-07-11 EP EP95926246A patent/EP0770157A4/en not_active Withdrawn
- 1995-07-11 CA CA002194962A patent/CA2194962A1/en not_active Abandoned
- 1995-07-13 ZA ZA955827A patent/ZA955827B/xx unknown
-
1996
- 1996-12-27 FI FI965216A patent/FI965216A/fi not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
EP0770157A4 (en) | 1998-01-07 |
WO1996002697A1 (en) | 1996-02-01 |
EP0770157A1 (en) | 1997-05-02 |
FI965216A0 (fi) | 1996-12-27 |
FI965216A (fi) | 1997-01-13 |
ZA955827B (en) | 1996-02-21 |
CA2194962A1 (en) | 1996-02-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
BR9706827A (pt) | Processo aperfeiçoado para amaciar polpa e produtos de polpa produzidos pelo mesmo | |
BR9005476A (pt) | Processo para alvejamento,isento de cloro,de polpas | |
BR9711318B1 (pt) | processo para preparar intermediÁrios para florfenicol. | |
BR9509505A (pt) | Processo para formar derivados de aluminio-silicato | |
PT1256584E (pt) | Processo para a preparacao de adefovir-dipivoxil | |
FI944808A0 (fi) | Menetelmä selluloosamassojen käsittelemiseksi | |
BR9606782A (pt) | Processo para preparar ciclopilacetileno | |
BR9506542A (pt) | Processo para fabricação de artigo absorvente | |
BR9508341A (pt) | Processo para produzir plantas de cereal transgênicas | |
BR9710099A (pt) | Processo para produzir compostos | |
BR9708908A (pt) | Processo para tratamento de inflamação | |
BRPI9814894B1 (pt) | processo para a preparação de ácidos 8-metóxi-quinolonocarboxìlicos. | |
PT917879E (pt) | Processo melhorado para estabilizacao de proteinas | |
BR9509842A (pt) | Processo para produção de fosgênio | |
BR9703078A (pt) | Processo para obtenção de aldeídos | |
BR9703977A (pt) | Processo para produção de polisoolefinas altamente ramificadas | |
BR9708077A (pt) | Processo para a preparação de um produto de alfa-olefina | |
BR9501183A (pt) | Processo de transmissão de sinalizaçao para um pedido | |
BR9508224A (pt) | Processo tendo seletividade aumentada para alvejamento de polpa lignocelulósica alvejada | |
BR9704862A (pt) | Processo para fabricação de papel | |
BR0012217B1 (pt) | processo de cozimento para polpa. | |
BR9805538B1 (pt) | processo para a preparação de ferro-succinilcaseìna. | |
BR9703095A (pt) | Processo para preparação de aldeídos | |
BR9701454A (pt) | Processo para limpar agulhas cirúrgicas | |
BR9701468A (pt) | Processo para passivar agulhas cirúrgicas |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
FA10 | Dismissal: dismissal - article 33 of industrial property law |