IN177634B - - Google Patents

Info

Publication number
IN177634B
IN177634B IN233CA1992A IN177634B IN 177634 B IN177634 B IN 177634B IN 233CA1992 A IN233CA1992 A IN 233CA1992A IN 177634 B IN177634 B IN 177634B
Authority
IN
India
Application number
Other languages
English (en)
Inventor
Punya Brata Choudkuri
Original Assignee
Process Improvement Systems Pbc
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 Process Improvement Systems Pbc filed Critical Process Improvement Systems Pbc
Priority to IN233CA1992 priority Critical patent/IN177634B/en
Priority to GB9304741A priority patent/GB2265918B/en
Publication of IN177634B publication Critical patent/IN177634B/en

Links

Classifications

    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21CPRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C5/00Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21CPRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C3/00Pulping cellulose-containing materials
    • D21C3/02Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21CPRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00After-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
    • D21C9/10Bleaching ; Apparatus therefor
    • D21C9/147Bleaching ; Apparatus therefor with oxygen or its allotropic modifications

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
IN233CA1992 1992-04-06 1992-04-06 IN177634B (me)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IN233CA1992 IN177634B (me) 1992-04-06 1992-04-06
GB9304741A GB2265918B (en) 1992-04-06 1993-03-09 Method of and apparatus for producing cellulosic paper pulp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IN233CA1992 IN177634B (me) 1992-04-06 1992-04-06

Publications (1)

Publication Number Publication Date
IN177634B true IN177634B (me) 1997-02-15

Family

ID=11081658

Family Applications (1)

Application Number Title Priority Date Filing Date
IN233CA1992 IN177634B (me) 1992-04-06 1992-04-06

Country Status (2)

Country Link
GB (1) GB2265918B (me)
IN (1) IN177634B (me)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1282104B1 (it) * 1996-01-31 1998-03-12 Consiglio Nazionale Ricerche Procedimento per la produzione di paste cartarie cellulosiche mediante biodelignificazione da masse vegetali particolarmente di
GB9719479D0 (en) * 1997-09-15 1997-11-12 Krasnohirska The Krotov Pulper
WO2015150841A1 (en) * 2014-03-31 2015-10-08 Marinko MIKULIC A continuous process for production of cellulose pulp from grass-like plant feedstock
CN107130456B (zh) * 2016-02-29 2021-05-07 山东泉林纸业有限责任公司 一种禾草类原料的连续蒸煮方法及装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4338158A (en) * 1976-04-09 1982-07-06 Weyerhaeuser Company Pulping in the presence of a protector
IT1209352B (it) * 1980-09-22 1989-07-16 Nardi Franco Processo per la produzione di cellulose chimiche e/o paste per carte, nonche'impianto e relativi componenti per l'attuazione del processo indicato
NO872836L (no) * 1987-02-12 1988-08-15 Sigurd Fongen Trykksatt avvanningspresse for fibersuspensjoner.

Also Published As

Publication number Publication date
GB9304741D0 (en) 1993-04-28
GB2265918B (en) 1996-01-17
GB2265918A (en) 1993-10-13

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