DE69422167D1 - Verfahren zur wiederverwendung von abgasen aus einem ozonbleichreaktor - Google Patents

Verfahren zur wiederverwendung von abgasen aus einem ozonbleichreaktor

Info

Publication number
DE69422167D1
DE69422167D1 DE69422167T DE69422167T DE69422167D1 DE 69422167 D1 DE69422167 D1 DE 69422167D1 DE 69422167 T DE69422167 T DE 69422167T DE 69422167 T DE69422167 T DE 69422167T DE 69422167 D1 DE69422167 D1 DE 69422167D1
Authority
DE
Germany
Prior art keywords
gas
ozone
reactor
bleaching reactor
passing
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE69422167T
Other languages
English (en)
Other versions
DE69422167T2 (de
Inventor
Shusuke Minami
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beloit Technologies Inc
Original Assignee
Beloit Technologies Inc
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
Application filed by Beloit Technologies Inc filed Critical Beloit Technologies Inc
Publication of DE69422167D1 publication Critical patent/DE69422167D1/de
Application granted granted Critical
Publication of DE69422167T2 publication Critical patent/DE69422167T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/06—Treatment of pulp gases; Recovery of the heat content of the gases; Treatment of gases arising from various sources in pulp and paper mills; Regeneration of gaseous SO2, e.g. arising from liquors containing sulfur compounds
    • 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
    • Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
    • Y02C20/00—Capture or disposal of greenhouse gases
    • Y02C20/40—Capture or disposal of greenhouse gases of CO2

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Separation Of Gases By Adsorption (AREA)
  • Treating Waste Gases (AREA)
  • Oxygen, Ozone, And Oxides In General (AREA)
DE69422167T 1993-03-29 1994-03-22 Verfahren zur wiederverwendung von abgasen aus einem ozonbleichreaktor Expired - Fee Related DE69422167T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US3844193A 1993-03-29 1993-03-29
PCT/US1994/003100 WO1994023123A1 (en) 1993-03-29 1994-03-22 Method for reusing spent gas from an ozone bleaching reactor

Publications (2)

Publication Number Publication Date
DE69422167D1 true DE69422167D1 (de) 2000-01-20
DE69422167T2 DE69422167T2 (de) 2000-07-20

Family

ID=21899974

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69422167T Expired - Fee Related DE69422167T2 (de) 1993-03-29 1994-03-22 Verfahren zur wiederverwendung von abgasen aus einem ozonbleichreaktor

Country Status (10)

Country Link
US (1) US5944951A (de)
EP (1) EP0692044B1 (de)
JP (1) JPH08510016A (de)
AT (1) ATE187784T1 (de)
BR (1) BR9406030A (de)
CA (1) CA2159444A1 (de)
DE (1) DE69422167T2 (de)
FI (1) FI954555A (de)
NO (1) NO953594D0 (de)
WO (1) WO1994023123A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5736004A (en) * 1995-03-03 1998-04-07 Union Camp Patent Holding, Inc. Control scheme for rapid pulp delignification and bleaching
US5672247A (en) * 1995-03-03 1997-09-30 Union Camp Patent Holding, Inc. Control scheme for rapid pulp delignification and bleaching
WO2002043838A2 (de) * 2000-12-01 2002-06-06 Linde Aktiengesellschaft Verfahren zur reinigung von abgas aus einer zellstoffabrik
US20060278078A1 (en) * 2005-05-25 2006-12-14 Thorstein Holt Methods and systems for generation of gases

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4619733A (en) * 1983-11-30 1986-10-28 Kooi Boon Lam Pollution free pulping process using recycled wash effluent from multiple bleach stages to remove black liquor and recovering sodium hydroxide from the black liquor
US5096469A (en) * 1990-07-23 1992-03-17 Keefer Bowie Adsorptive gas separator with inertial energy exchange
US6126781A (en) * 1991-08-01 2000-10-03 Union Camp Patent Holding, Inc. Process for conditioning ozone gas recycle stream in ozone pulp bleaching

Also Published As

Publication number Publication date
NO953594L (no) 1995-09-12
DE69422167T2 (de) 2000-07-20
EP0692044B1 (de) 1999-12-15
ATE187784T1 (de) 2000-01-15
FI954555A0 (fi) 1995-09-26
WO1994023123A1 (en) 1994-10-13
US5944951A (en) 1999-08-31
JPH08510016A (ja) 1996-10-22
EP0692044A4 (de) 1997-11-26
NO953594D0 (no) 1995-09-12
BR9406030A (pt) 1996-01-02
EP0692044A1 (de) 1996-01-17
FI954555A (fi) 1995-09-26
CA2159444A1 (en) 1994-10-13

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee