JPH08504899A - パルプ漂白装置及び方法 - Google Patents

パルプ漂白装置及び方法

Info

Publication number
JPH08504899A
JPH08504899A JP6515246A JP51524694A JPH08504899A JP H08504899 A JPH08504899 A JP H08504899A JP 6515246 A JP6515246 A JP 6515246A JP 51524694 A JP51524694 A JP 51524694A JP H08504899 A JPH08504899 A JP H08504899A
Authority
JP
Japan
Prior art keywords
pulp
chamber
liquid
bleaching
chemical solution
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.)
Pending
Application number
JP6515246A
Other languages
English (en)
Japanese (ja)
Inventor
ルーシー、オスカー
Original Assignee
インガーソル ランド カンパニー
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 インガーソル ランド カンパニー filed Critical インガーソル ランド カンパニー
Publication of JPH08504899A publication Critical patent/JPH08504899A/ja
Pending 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
    • 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
    • D21C9/02—Washing ; Displacing cooking or pulp-treating liquors contained in the pulp by fluids, e.g. wash water or other pulp-treating agents
    • D21C9/06—Washing ; Displacing cooking or pulp-treating liquors contained in the pulp by fluids, e.g. wash water or other pulp-treating agents in filters ; Washing of concentrated pulp, e.g. pulp mats, on filtering surfaces
    • 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
    • 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

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
JP6515246A 1992-12-18 1993-12-10 パルプ漂白装置及び方法 Pending JPH08504899A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US99332392A 1992-12-18 1992-12-18
US07/993,323 1992-12-18
PCT/US1993/012125 WO1994015016A1 (fr) 1992-12-18 1993-12-10 Procede et appareil de blanchiment ameliore de pate a papier

Publications (1)

Publication Number Publication Date
JPH08504899A true JPH08504899A (ja) 1996-05-28

Family

ID=25539384

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6515246A Pending JPH08504899A (ja) 1992-12-18 1993-12-10 パルプ漂白装置及び方法

Country Status (7)

Country Link
EP (1) EP0674729A4 (fr)
JP (1) JPH08504899A (fr)
BR (1) BR9307672A (fr)
CA (1) CA2151812A1 (fr)
FI (1) FI952999A0 (fr)
NO (1) NO952335D0 (fr)
WO (1) WO1994015016A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE0802028A2 (sv) * 2008-09-24 2010-07-20 Metso Paper Inc Apparat för tvättning och/eller avvattning av massa
US8828189B2 (en) 2012-01-30 2014-09-09 Andritz Inc. Washer press with multiple nips and multiple displacement wash zones
CN105178085A (zh) * 2015-09-21 2015-12-23 潍坊恒联浆纸有限公司 一种杨木浆黑液绿色提取工艺

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60121262A (ja) * 1983-12-02 1985-06-28 Sumitomo Electric Ind Ltd 連続溶融めつき方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE318182B (fr) * 1968-04-23 1969-12-01 Karlstad Mekaniska Ab
US3772144A (en) * 1971-04-14 1973-11-13 Improved Machinery Inc Apparatus and method for thickening and washing suspensions containing fibrous material
US4310384A (en) * 1979-01-11 1982-01-12 Weyerhaeuser Company Reducing chemical transfer between treatment stages
US4269656A (en) * 1980-04-02 1981-05-26 Ingersoll-Rand Company Wood pulp forming system and method of recovering spent chemicals

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60121262A (ja) * 1983-12-02 1985-06-28 Sumitomo Electric Ind Ltd 連続溶融めつき方法

Also Published As

Publication number Publication date
EP0674729A4 (fr) 1997-06-18
BR9307672A (pt) 1999-09-08
FI952999A (fi) 1995-06-16
NO952335L (no) 1995-06-13
FI952999A0 (fi) 1995-06-16
NO952335D0 (no) 1995-06-13
WO1994015016A1 (fr) 1994-07-07
CA2151812A1 (fr) 1994-07-07
EP0674729A1 (fr) 1995-10-04

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