ATE212084T1 - Schwarz-laugen imprägnierung in einzelgefäss- kochern - Google Patents

Schwarz-laugen imprägnierung in einzelgefäss- kochern

Info

Publication number
ATE212084T1
ATE212084T1 AT95937274T AT95937274T ATE212084T1 AT E212084 T1 ATE212084 T1 AT E212084T1 AT 95937274 T AT95937274 T AT 95937274T AT 95937274 T AT95937274 T AT 95937274T AT E212084 T1 ATE212084 T1 AT E212084T1
Authority
AT
Austria
Prior art keywords
digester
cookers
chips
black liquor
impregnation
Prior art date
Application number
AT95937274T
Other languages
English (en)
Inventor
Anders Bergqvist
Johan Engstroem
Original Assignee
Kvaerner Pulping Tech
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 Kvaerner Pulping Tech filed Critical Kvaerner Pulping Tech
Application granted granted Critical
Publication of ATE212084T1 publication Critical patent/ATE212084T1/de

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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/22—Other features of pulping processes
    • D21C3/24—Continuous 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
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/0021—Introduction of various effluents, e.g. waste waters, into the pulping, recovery and regeneration cycle (closed-cycle)
    • 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
    • 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

Landscapes

  • Paper (AREA)
  • Cookers (AREA)
  • Treatment And Processing Of Natural Fur Or Leather (AREA)
AT95937274T 1994-11-15 1995-11-10 Schwarz-laugen imprägnierung in einzelgefäss- kochern ATE212084T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9403978A SE502510C2 (sv) 1994-11-15 1994-11-15 Svartlutsimpregnering i enkärlshydraulkokare
PCT/SE1995/001333 WO1996015313A1 (en) 1994-11-15 1995-11-10 Black liquor impregnation in single-vessel hydraulic digester

Publications (1)

Publication Number Publication Date
ATE212084T1 true ATE212084T1 (de) 2002-02-15

Family

ID=20396019

Family Applications (1)

Application Number Title Priority Date Filing Date
AT95937274T ATE212084T1 (de) 1994-11-15 1995-11-10 Schwarz-laugen imprägnierung in einzelgefäss- kochern

Country Status (12)

Country Link
US (1) US6063238A (de)
EP (1) EP0792394B1 (de)
JP (1) JP3782824B2 (de)
AT (1) ATE212084T1 (de)
AU (1) AU3943195A (de)
CA (1) CA2202250C (de)
DE (1) DE69525064T2 (de)
ES (1) ES2171562T3 (de)
FI (1) FI115846B (de)
PT (1) PT792394E (de)
SE (1) SE502510C2 (de)
WO (1) WO1996015313A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE518542C2 (sv) * 2001-03-21 2002-10-22 Kvaerner Pulping Tech Kontinuerlig kokare förfarande för drift av kontinuerlig kokare och återföringssystem för kokvätska i en kontinuerlig kokare
SE0104247L (sv) * 2001-12-14 2002-10-22 Kvaerner Pulping Tech Förbehandling av flis med färsk vitlut före behandling med svartlut
US20030131956A1 (en) * 2002-01-16 2003-07-17 Stromberg C. Bertil Continuous pulping processes and systems
SE531632C2 (sv) * 2007-12-20 2009-06-09 Metso Fiber Karlstad Ab Förfarande vid tillverkning av sulfatmassa där hemicellulosor återförs

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3303088A (en) * 1963-04-19 1967-02-07 Lummus Co Continuous liquid-phase rapid pulping
US3427218A (en) * 1964-07-10 1969-02-11 Kamyr Ab Method of performing counter-current continuous cellulose digestion
DE69111165T2 (de) * 1990-09-20 1995-11-16 Kvaerner Pulping Tech Tränkung mit Schwarzlauge vor der Zufuhr der Weisslauge.
US5213662A (en) * 1991-08-14 1993-05-25 Kamyr, Inc. Treatment of chips with high temperature black liquor to reduce black liquor viscosity
US5658428A (en) * 1995-10-19 1997-08-19 Kvaerner Pulping Technologies Ab Method for impregnation in a single-vessel hydraulic digester

Also Published As

Publication number Publication date
JP3782824B2 (ja) 2006-06-07
SE9403978L (sv) 1995-11-06
FI972047A7 (fi) 1997-05-14
US6063238A (en) 2000-05-16
SE502510C2 (sv) 1995-11-06
AU3943195A (en) 1996-06-06
CA2202250C (en) 2002-01-29
WO1996015313A1 (en) 1996-05-23
SE9403978D0 (sv) 1994-11-15
EP0792394A1 (de) 1997-09-03
JPH10509484A (ja) 1998-09-14
DE69525064D1 (de) 2002-02-21
DE69525064T2 (de) 2002-09-05
FI972047A0 (fi) 1997-05-14
PT792394E (pt) 2002-07-31
CA2202250A1 (en) 1996-05-23
FI115846B (fi) 2005-07-29
EP0792394B1 (de) 2002-01-16
ES2171562T3 (es) 2002-09-16

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
EEFA Change of the company name
REN Ceased due to non-payment of the annual fee