EP0407371A3 - Continuous cooking with reduced cost, horsepower and pulp degradation - Google Patents

Continuous cooking with reduced cost, horsepower and pulp degradation Download PDF

Info

Publication number
EP0407371A3
EP0407371A3 EP19900890180 EP90890180A EP0407371A3 EP 0407371 A3 EP0407371 A3 EP 0407371A3 EP 19900890180 EP19900890180 EP 19900890180 EP 90890180 A EP90890180 A EP 90890180A EP 0407371 A3 EP0407371 A3 EP 0407371A3
Authority
EP
European Patent Office
Prior art keywords
horsepower
reduced cost
continuous cooking
pulp degradation
pulp
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.)
Withdrawn
Application number
EP19900890180
Other versions
EP0407371A2 (en
Inventor
Johan C.F.C. Richter
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.)
Metso Fiber Karlstad AB
Original Assignee
Kamyr AB
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 Kamyr AB filed Critical Kamyr AB
Publication of EP0407371A2 publication Critical patent/EP0407371A2/en
Publication of EP0407371A3 publication Critical patent/EP0407371A3/en
Withdrawn legal-status Critical Current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
    • D21C7/14—Means for circulating the lye
    • 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
EP19900890180 1989-06-28 1990-06-07 Continuous cooking with reduced cost, horsepower and pulp degradation Withdrawn EP0407371A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US37265089A 1989-06-28 1989-06-28
US372650 1989-06-28

Publications (2)

Publication Number Publication Date
EP0407371A2 EP0407371A2 (en) 1991-01-09
EP0407371A3 true EP0407371A3 (en) 1991-11-27

Family

ID=23469091

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19900890180 Withdrawn EP0407371A3 (en) 1989-06-28 1990-06-07 Continuous cooking with reduced cost, horsepower and pulp degradation

Country Status (7)

Country Link
EP (1) EP0407371A3 (en)
JP (1) JPH0333287A (en)
BR (1) BR9003023A (en)
DE (1) DE407371T1 (en)
FI (1) FI903207A0 (en)
NO (1) NO902849L (en)
SE (1) SE506456C2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5302247A (en) * 1992-11-02 1994-04-12 Kamyr, Inc. Top circulation line cooling for a modified cook digester
US5476572A (en) * 1994-06-16 1995-12-19 Kamyr, Inc. Chip feeding for a continuous digester

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1079333A (en) * 1952-05-14 1954-11-29 Kamyr Ab Process and apparatus for the continuous production of cellulose for chemical use
DE1517139A1 (en) * 1959-11-20 1969-08-07 Defibrator Ab Apparatus for the chemical treatment of cellulosic material
US3471366A (en) * 1963-01-08 1969-10-07 Defibrator Ab Apparatus for use in the production of pulp from lignocellulose containing material
EP0344462A1 (en) * 1988-05-31 1989-12-06 KAMYR Aktiebolag Continuous cooking pulp quality enhancements

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1079333A (en) * 1952-05-14 1954-11-29 Kamyr Ab Process and apparatus for the continuous production of cellulose for chemical use
DE1517139A1 (en) * 1959-11-20 1969-08-07 Defibrator Ab Apparatus for the chemical treatment of cellulosic material
US3471366A (en) * 1963-01-08 1969-10-07 Defibrator Ab Apparatus for use in the production of pulp from lignocellulose containing material
EP0344462A1 (en) * 1988-05-31 1989-12-06 KAMYR Aktiebolag Continuous cooking pulp quality enhancements

Also Published As

Publication number Publication date
SE9001782L (en) 1990-12-29
BR9003023A (en) 1991-08-20
DE407371T1 (en) 1991-10-17
NO902849D0 (en) 1990-06-27
SE9001782D0 (en) 1990-05-17
SE506456C2 (en) 1997-12-15
EP0407371A2 (en) 1991-01-09
FI903207A0 (en) 1990-06-26
NO902849L (en) 1991-01-02
JPH0333287A (en) 1991-02-13

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