BR9201959A - Processo aparelho e sistema para alvejamento a ozonio de particulas de pasta de celulose e aparelho reator para ozonizar particulas de pasta de celulose - Google Patents

Processo aparelho e sistema para alvejamento a ozonio de particulas de pasta de celulose e aparelho reator para ozonizar particulas de pasta de celulose

Info

Publication number
BR9201959A
BR9201959A BR929201959A BR9201959A BR9201959A BR 9201959 A BR9201959 A BR 9201959A BR 929201959 A BR929201959 A BR 929201959A BR 9201959 A BR9201959 A BR 9201959A BR 9201959 A BR9201959 A BR 9201959A
Authority
BR
Brazil
Prior art keywords
ozone
appliance
cellulose paste
paste particles
particles
Prior art date
Application number
BR929201959A
Other languages
English (en)
Inventor
Michael A Pikulin
William H Friend
Original Assignee
Union Camp Patent Holding
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.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=24834543&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR9201959(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Union Camp Patent Holding filed Critical Union Camp Patent Holding
Publication of BR9201959A publication Critical patent/BR9201959A/pt

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
    • D21C9/153—Bleaching ; Apparatus therefor with oxygen or its allotropic modifications with ozone
    • 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
    • D21C9/1057—Multistage, with compounds cited in more than one sub-group D21C9/10, D21C9/12, D21C9/16

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
  • Detergent Compositions (AREA)
  • Laminated Bodies (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Catalysts (AREA)
  • Noodles (AREA)
BR929201959A 1991-05-24 1992-05-25 Processo aparelho e sistema para alvejamento a ozonio de particulas de pasta de celulose e aparelho reator para ozonizar particulas de pasta de celulose BR9201959A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US70569191A 1991-05-24 1991-05-24

Publications (1)

Publication Number Publication Date
BR9201959A true BR9201959A (pt) 1993-01-12

Family

ID=24834543

Family Applications (1)

Application Number Title Priority Date Filing Date
BR929201959A BR9201959A (pt) 1991-05-24 1992-05-25 Processo aparelho e sistema para alvejamento a ozonio de particulas de pasta de celulose e aparelho reator para ozonizar particulas de pasta de celulose

Country Status (17)

Country Link
US (2) US5451296A (pt)
EP (1) EP0515303B2 (pt)
JP (1) JPH0791794B2 (pt)
KR (1) KR960003430B1 (pt)
CN (1) CN1051825C (pt)
AT (1) ATE156539T1 (pt)
AU (1) AU654854B2 (pt)
BR (1) BR9201959A (pt)
CA (1) CA2068981C (pt)
DE (1) DE69221385T2 (pt)
ES (1) ES2106848T5 (pt)
FI (1) FI922279L (pt)
NO (1) NO300103B1 (pt)
NZ (1) NZ242792A (pt)
RU (1) RU2114231C1 (pt)
SE (1) SE9201605L (pt)
ZA (1) ZA923757B (pt)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5472572A (en) * 1990-10-26 1995-12-05 Union Camp Patent Holding, Inc. Reactor for bleaching high consistency pulp with ozone
US5181989A (en) * 1990-10-26 1993-01-26 Union Camp Patent Holdings, Inc. Reactor for bleaching high consistency pulp with ozone
US6126781A (en) * 1991-08-01 2000-10-03 Union Camp Patent Holding, Inc. Process for conditioning ozone gas recycle stream in ozone pulp bleaching
US5810973A (en) * 1993-09-21 1998-09-22 Beloit Technologies, Inc. Apparatus for producing small particles from high consistency wood pulp
BR9508224A (pt) * 1994-07-14 1997-10-28 Union Camp Patent Holding Processo tendo seletividade aumentada para alvejamento de polpa lignocelulósica alvejada
US5944952A (en) * 1995-07-26 1999-08-31 Beloit Technologies, Inc. Method for bleaching high consistency pulp with a gaseous bleaching reagent
ATE179469T1 (de) * 1995-07-26 1999-05-15 Beloit Technologies Inc Verfahren und vorrichtung zum zellstoffbleichen mit einem gasförmigen bleichmittel
US5733412A (en) * 1995-09-13 1998-03-31 International Paper Company Decolorizing brown fibers in recycled pulp
US6077396A (en) * 1997-05-16 2000-06-20 Lariviere; Christopher J. Apparatus for fluffing and contacting high consistancy wood pulp with a gaseous bleaching reagent
SE522593C2 (sv) * 1999-07-06 2004-02-24 Kvaerner Pulping Tech System och förfarande för syragasdelignifiering av massa av lignocellulosahaltigt material
KR20030046621A (ko) * 2001-12-16 2003-06-18 한국전자통신연구원 계층화 구조의 프로토콜 스택을 사용하는 스마트 카드와휴대 단말기의 통신 환경 설정 방법
US20030165411A1 (en) * 2002-01-23 2003-09-04 Rolf Engelhard Compact ozone generator
RU2228564C2 (ru) * 2002-04-01 2004-05-10 Марийский государственный технический университет Печатная рамочная антенна
CA2383279A1 (fr) * 2002-05-06 2003-11-06 Sylvain Cloutier Reacteur
US20040200589A1 (en) * 2003-04-08 2004-10-14 Herring William J. Method of making pulp having high hemicellulose content
US20040200587A1 (en) * 2003-04-08 2004-10-14 Herring William J. Cellulose pulp having increased hemicellulose content
US20050115690A1 (en) * 2003-11-25 2005-06-02 Casella Waste Systems, Inc. Methods for producing recycled pulp from waste paper
RU2265479C2 (ru) * 2004-01-15 2005-12-10 Государственное образовательное учреждение высшего профессионального образования "Алтайский государственный технический университет им. И.И. Ползунова" (АлтГТУ) Реактор-смеситель для проведения процесса карбоксиметилирования щелочной целлюлозы
UA91986C2 (ru) * 2004-09-10 2010-09-27 Айоджен Энерджи Корпорейшн Процесс производства предварительно обработанного сырья, содержащего целлюлозу
US7541396B2 (en) * 2004-12-29 2009-06-02 Weyerhaeuser Nr Company Method for making carboxyalkyl cellulose
US7837951B2 (en) * 2005-01-05 2010-11-23 Gsg Holdings, Inc. Modular ozone generator with an air diffuser
KR20110067992A (ko) * 2009-12-15 2011-06-22 삼성전자주식회사 내부발열을 이용한 바이오매스의 전처리 방법 및 전처리 장치
CN107489052B (zh) * 2017-08-30 2022-10-21 昆明理工大学 一种臭氧漂白装置

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Also Published As

Publication number Publication date
ZA923757B (en) 1993-01-27
US5451296A (en) 1995-09-19
RU2114231C1 (ru) 1998-06-27
EP0515303B1 (en) 1997-08-06
US5989388A (en) 1999-11-23
NO300103B1 (no) 1997-04-07
CN1051825C (zh) 2000-04-26
FI922279A7 (fi) 1992-11-25
SE9201605L (sv) 1992-11-25
NO921999L (no) 1992-11-25
DE69221385D1 (de) 1997-09-11
FI922279L (fi) 1992-11-25
AU654854B2 (en) 1994-11-24
EP0515303B2 (en) 2001-07-04
NO921999D0 (no) 1992-05-21
CN1070971A (zh) 1993-04-14
JPH0791794B2 (ja) 1995-10-04
FI922279A0 (fi) 1992-05-19
CA2068981A1 (en) 1992-11-25
KR920021806A (ko) 1992-12-18
AU1700092A (en) 1992-12-03
EP0515303A1 (en) 1992-11-25
ES2106848T5 (es) 2001-09-01
JPH05263386A (ja) 1993-10-12
KR960003430B1 (ko) 1996-03-13
CA2068981C (en) 1996-08-27
ES2106848T3 (es) 1997-11-16
DE69221385T2 (de) 1997-12-11
NZ242792A (en) 1993-12-23
ATE156539T1 (de) 1997-08-15
SE9201605D0 (sv) 1992-05-21

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