FR2314291A1 - Procede pour la fabrication en continu de pate a papier a partir de bois et installation pour sa mise en oeuvre - Google Patents

Procede pour la fabrication en continu de pate a papier a partir de bois et installation pour sa mise en oeuvre

Info

Publication number
FR2314291A1
FR2314291A1 FR7617221A FR7617221A FR2314291A1 FR 2314291 A1 FR2314291 A1 FR 2314291A1 FR 7617221 A FR7617221 A FR 7617221A FR 7617221 A FR7617221 A FR 7617221A FR 2314291 A1 FR2314291 A1 FR 2314291A1
Authority
FR
France
Prior art keywords
digester
sulphur dioxide
liquor
stopping
chips
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.)
Granted
Application number
FR7617221A
Other languages
English (en)
Other versions
FR2314291B3 (fr
Inventor
Ilmo Yrjala
Lassi Suoninen
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.)
Repola Oy
Original Assignee
Rauma Repola Oy
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
Priority claimed from FI751709A external-priority patent/FI52744C/fi
Priority claimed from FI751713A external-priority patent/FI53142C/fi
Priority claimed from FI751710A external-priority patent/FI53008C/fi
Priority claimed from FI751712A external-priority patent/FI53724C/fi
Application filed by Rauma Repola Oy filed Critical Rauma Repola Oy
Publication of FR2314291A1 publication Critical patent/FR2314291A1/fr
Application granted granted Critical
Publication of FR2314291B3 publication Critical patent/FR2314291B3/fr
Granted 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
    • D21C7/00—Digesters
    • D21C7/06—Feeding devices
    • 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
    • D21C3/04—Pulping cellulose-containing materials with acids, acid salts or acid anhydrides
    • D21C3/06—Pulping cellulose-containing materials with acids, acid salts or acid anhydrides sulfur dioxide; sulfurous acid; bisulfites sulfites
    • 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
    • D21C3/24—Continuous processes

Landscapes

  • Paper (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
FR7617221A 1975-06-09 1976-06-08 Procede pour la fabrication en continu de pate a papier a partir de bois et installation pour sa mise en oeuvre Granted FR2314291A1 (fr)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
FI751709A FI52744C (fi) 1975-06-09 1975-06-09 Kontinuerlig sulfit- eller bisulfitkokningsfoerfarande foer cellulosa och anordning foer foerverkligandet av foerfarandet
FI751713A FI53142C (fr) 1975-06-09 1975-06-09
FI751710A FI53008C (fi) 1975-06-09 1975-06-09 Kontinuerlig sulfit- eller bisulfitkokningsfoerfarande foer cellulosa och kokare med anordningar foer foerverkligandet av foerfarandet
FI751711 1975-06-09
FI751712A FI53724C (fi) 1975-06-09 1975-06-09 Kontinuerlig kokningsmetod foer cellulosa och kokare med anordningar foer foerverkligandet av metoden
SE7909838A SE439786B (sv) 1975-06-09 1979-11-29 Kontinuerligt sulfit- eller bisulfitforfarande for cellulosakokning

Publications (2)

Publication Number Publication Date
FR2314291A1 true FR2314291A1 (fr) 1977-01-07
FR2314291B3 FR2314291B3 (fr) 1979-02-23

Family

ID=27545941

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7617221A Granted FR2314291A1 (fr) 1975-06-09 1976-06-08 Procede pour la fabrication en continu de pate a papier a partir de bois et installation pour sa mise en oeuvre

Country Status (4)

Country Link
AT (1) AT362228B (fr)
DE (1) DE2625031A1 (fr)
FR (1) FR2314291A1 (fr)
SE (2) SE434858B (fr)

Also Published As

Publication number Publication date
SE434858B (sv) 1984-08-20
ATA392676A (de) 1979-07-15
FR2314291B3 (fr) 1979-02-23
DE2625031C2 (fr) 1989-01-05
SE7909838L (sv) 1979-11-29
AT362228B (de) 1981-04-27
SE439786B (sv) 1985-07-01
SE7606204L (sv) 1976-12-10
DE2625031A1 (de) 1976-12-30

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