FI892200A - Foerbaettring av kvaliteten hos cellulosa vid kontinuerlig kokning. - Google Patents

Foerbaettring av kvaliteten hos cellulosa vid kontinuerlig kokning. Download PDF

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Publication number
FI892200A
FI892200A FI892200A FI892200A FI892200A FI 892200 A FI892200 A FI 892200A FI 892200 A FI892200 A FI 892200A FI 892200 A FI892200 A FI 892200A FI 892200 A FI892200 A FI 892200A
Authority
FI
Finland
Prior art keywords
digester
impregnation vessel
pulp
vessel
continuous
Prior art date
Application number
FI892200A
Other languages
English (en)
Finnish (fi)
Other versions
FI892200A0 (fi
Inventor
Johan C F C Richter
Ole J Richter
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 FI892200A0 publication Critical patent/FI892200A0/fi
Publication of FI892200A publication Critical patent/FI892200A/fi

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
    • D21C1/00—Pretreatment of the finely-divided materials before digesting
    • 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

Landscapes

  • Paper (AREA)
  • Baking, Grill, Roasting (AREA)
  • General Preparation And Processing Of Foods (AREA)
  • Detergent Compositions (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Cookers (AREA)
  • Constitution Of High-Frequency Heating (AREA)
FI892200A 1988-05-31 1989-05-08 Foerbaettring av kvaliteten hos cellulosa vid kontinuerlig kokning. FI892200A (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/200,204 US5300195A (en) 1988-05-31 1988-05-31 Continuous vertical digester apparatus

Publications (2)

Publication Number Publication Date
FI892200A0 FI892200A0 (fi) 1989-05-08
FI892200A true FI892200A (fi) 1989-12-01

Family

ID=22740743

Family Applications (1)

Application Number Title Priority Date Filing Date
FI892200A FI892200A (fi) 1988-05-31 1989-05-08 Foerbaettring av kvaliteten hos cellulosa vid kontinuerlig kokning.

Country Status (9)

Country Link
US (1) US5300195A (de)
EP (1) EP0344462B1 (de)
JP (1) JP2542256B2 (de)
AT (1) ATE87342T1 (de)
BR (1) BR8902492A (de)
CA (1) CA1323790C (de)
DE (2) DE68905524T2 (de)
FI (1) FI892200A (de)
NO (1) NO172857C (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE506456C2 (sv) * 1989-06-28 1997-12-15 Kvaerner Pulping Tech Apparat och sätt för kontinuerlig framställning av pappersmassa varvid impregneringskärlet är anordnat i kokkärlet
US5536366A (en) * 1993-05-04 1996-07-16 Ahlstrom Machinery Inc. Digester system for implementing low dissolved solids profiling
SE502064C2 (sv) * 1993-11-29 1995-07-31 Kvaerner Pulping Tech Sätt och anordning för utmatning av fibermassa
SE517099E (sv) * 1996-04-17 2004-07-13 Kvaerner Pulping Tech System innefattande två pumpar för matning av en sspension till ett tryckkärl
US5795438A (en) * 1996-11-04 1998-08-18 Ahlstrom Machinery Inc. Method and apparatus for feeding multiple digesters
DE20219654U1 (de) 2002-12-19 2003-07-24 Lippok, Werner, 38440 Wolfsburg Schuhkeile als Berg- auf- und ab-Gehhilfe für Bandscheibengeschädigte
JP5215706B2 (ja) * 2007-08-01 2013-06-19 三井造船株式会社 固気２相物質の押し込み装置
CN102212978B (zh) * 2011-04-30 2012-08-29 李刚荣 高浓蒸煮漂白制浆一体机
CN102787521A (zh) * 2011-05-16 2012-11-21 张世乐 一种用于间歇蒸煮的蒸煮液补偿技术
BR112015026965A2 (pt) * 2013-05-01 2017-07-25 Shell Int Research método e sistema de conversão de biomassa
US9242913B2 (en) 2013-05-01 2016-01-26 Shell Oil Company Methods and systems employing a horizontally configured digestion unit for hydrothermal digestion of cellulosic biomass solids
US8986504B1 (en) * 2013-10-25 2015-03-24 International Paper Company Digester apparatus
JP7246326B2 (ja) * 2017-05-24 2023-03-27 バルメット・アー・ベー 粉砕セルロース材料を供給するためのシステムおよびチップシュート

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2858211A (en) * 1956-02-13 1958-10-28 Condi Engineering Corp Apparatus for wood chip digestion
NL258134A (de) * 1959-11-20
FI44513C (fi) * 1963-01-08 1971-11-10 Defibrator Ab Laite kuitumassan jatkuvaa valmistamista varten lignoselluloosapitoisesta aineesta
US3530034A (en) * 1969-05-16 1970-09-22 Itt Rayonier Inc Continuous aqueous prehydrolysis of wood chips
SE342269B (de) * 1970-06-11 1972-01-31 Kamyr Ab
SE354302B (de) * 1972-03-21 1973-03-05 Kamyr Ab
US3843468A (en) * 1973-03-12 1974-10-22 Kamyr Inc Method and apparatus of a two zoned,liquid level controlled screening and feeding device for cellulose digestion
SE379069B (de) * 1973-08-27 1975-09-22 Kamyr Ab
US4093511A (en) * 1973-08-27 1978-06-06 Kamyr Aktiebolag Apparatus for oxygen bleaching of pulp including recirculation of exhaust gases
US4637878A (en) * 1982-03-09 1987-01-20 Kamyr Aktiebolag Reciprocal movable screens in a vertically elongated vessel

Also Published As

Publication number Publication date
DE68905524T2 (de) 1993-09-09
DE344462T1 (de) 1990-06-13
NO172857B (no) 1993-06-07
NO891478D0 (no) 1989-04-11
NO172857C (no) 1993-09-15
JPH02145882A (ja) 1990-06-05
EP0344462A1 (de) 1989-12-06
BR8902492A (pt) 1990-01-16
US5300195A (en) 1994-04-05
FI892200A0 (fi) 1989-05-08
JP2542256B2 (ja) 1996-10-09
DE68905524D1 (de) 1993-04-29
ATE87342T1 (de) 1993-04-15
NO891478L (no) 1989-12-01
EP0344462B1 (de) 1993-03-24
CA1323790C (en) 1993-11-02

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Legal Events

Date Code Title Description
FD Application lapsed
FD Application lapsed

Owner name: KAMYR AB