ID19674A - CHEMICAL PAPER MAKING PROCESS - Google Patents

CHEMICAL PAPER MAKING PROCESS

Info

Publication number
ID19674A
ID19674A IDP980104A ID980104A ID19674A ID 19674 A ID19674 A ID 19674A ID P980104 A IDP980104 A ID P980104A ID 980104 A ID980104 A ID 980104A ID 19674 A ID19674 A ID 19674A
Authority
ID
Indonesia
Prior art keywords
making process
paper making
chemical paper
chemical
paper
Prior art date
Application number
IDP980104A
Other languages
Indonesian (id)
Inventor
Eric Chauveheid
Johan Devenyns
Original Assignee
Solvay
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 Solvay filed Critical Solvay
Publication of ID19674A publication Critical patent/ID19674A/en

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
    • D21C9/16—Bleaching ; Apparatus therefor with per compounds
    • 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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/02—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate 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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/22—Other features of pulping processes
    • D21C3/222—Use of compounds accelerating the pulping 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
    • D21C9/1005—Pretreatment of the pulp, e.g. degassing the pulp

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Paper (AREA)
IDP980104A 1997-01-27 1998-01-26 CHEMICAL PAPER MAKING PROCESS ID19674A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE9700074A BE1010880A3 (en) 1997-01-27 1997-01-27 Process for producing pulp chemicals.

Publications (1)

Publication Number Publication Date
ID19674A true ID19674A (en) 1998-07-30

Family

ID=3890298

Family Applications (1)

Application Number Title Priority Date Filing Date
IDP980104A ID19674A (en) 1997-01-27 1998-01-26 CHEMICAL PAPER MAKING PROCESS

Country Status (5)

Country Link
AU (1) AU6212898A (en)
BE (1) BE1010880A3 (en)
ID (1) ID19674A (en)
WO (1) WO1998032913A1 (en)
ZA (1) ZA98380B (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI102301B (en) * 1994-10-13 1998-11-13 Andritz Oy Process for treating cellulose pulp
SE504078E (en) * 1995-10-20 2000-01-24 Ahlstrom Machinery Oy Process and apparatus system for treating cellulose pulp with acid to reduce its kappa number

Also Published As

Publication number Publication date
WO1998032913A1 (en) 1998-07-30
BE1010880A3 (en) 1999-02-02
ZA98380B (en) 1999-07-16
AU6212898A (en) 1998-08-18

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