CA2038651C - Methode et appareil de blanchiment de la pate a papier - Google Patents

Methode et appareil de blanchiment de la pate a papier

Info

Publication number
CA2038651C
CA2038651C CA 2038651 CA2038651A CA2038651C CA 2038651 C CA2038651 C CA 2038651C CA 2038651 CA2038651 CA 2038651 CA 2038651 A CA2038651 A CA 2038651A CA 2038651 C CA2038651 C CA 2038651C
Authority
CA
Canada
Prior art keywords
materials
fibrous
bleaching
feed hopper
continuously
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
CA 2038651
Other languages
English (en)
Other versions
CA2038651A1 (fr
Inventor
Kwei-Nam Law
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.)
LAW KWEI NAM
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to CA 2038651 priority Critical patent/CA2038651C/fr
Publication of CA2038651A1 publication Critical patent/CA2038651A1/fr
Application granted granted Critical
Publication of CA2038651C publication Critical patent/CA2038651C/fr
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
    • D21C9/1026—Other features in bleaching processes
    • 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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
CA 2038651 1991-03-19 1991-03-19 Methode et appareil de blanchiment de la pate a papier Expired - Fee Related CA2038651C (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA 2038651 CA2038651C (fr) 1991-03-19 1991-03-19 Methode et appareil de blanchiment de la pate a papier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA 2038651 CA2038651C (fr) 1991-03-19 1991-03-19 Methode et appareil de blanchiment de la pate a papier

Publications (2)

Publication Number Publication Date
CA2038651A1 CA2038651A1 (fr) 1992-09-20
CA2038651C true CA2038651C (fr) 1995-12-12

Family

ID=4147226

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2038651 Expired - Fee Related CA2038651C (fr) 1991-03-19 1991-03-19 Methode et appareil de blanchiment de la pate a papier

Country Status (1)

Country Link
CA (1) CA2038651C (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11976416B2 (en) 2019-02-07 2024-05-07 Marinko Mikulic Continuous process for production of cellulose pulp from grass-like feedstock

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2420542A (en) * 2004-11-25 2006-05-31 Kjell Ivar Kasin Screw conveyor with microwave generator
CN101649572B (zh) * 2009-08-31 2011-03-16 华南理工大学 压力式升流漂白塔塔顶卸料器
DK3443159T3 (da) 2016-04-15 2020-07-27 Marinko MIKULIC En kontinuerlig proces til fremstilling af cellulosepulp

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11976416B2 (en) 2019-02-07 2024-05-07 Marinko Mikulic Continuous process for production of cellulose pulp from grass-like feedstock

Also Published As

Publication number Publication date
CA2038651A1 (fr) 1992-09-20

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed