BR9307480A - Processo para cozimento cont¡nuo - Google Patents

Processo para cozimento cont¡nuo

Info

Publication number
BR9307480A
BR9307480A BR9307480A BR9307480A BR9307480A BR 9307480 A BR9307480 A BR 9307480A BR 9307480 A BR9307480 A BR 9307480A BR 9307480 A BR9307480 A BR 9307480A BR 9307480 A BR9307480 A BR 9307480A
Authority
BR
Brazil
Prior art keywords
screen
wall
welding
digester
continuous cooking
Prior art date
Application number
BR9307480A
Other languages
English (en)
Inventor
Ake Backlund
Johanna Svanberg
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=20387855&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR9307480(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Kvaerner Pulping Tech filed Critical Kvaerner Pulping Tech
Publication of BR9307480A publication Critical patent/BR9307480A/pt

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
    • D21C7/00—Digesters
    • 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)
  • Artificial Filaments (AREA)
  • Multicomponent Fibers (AREA)
  • Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
  • Preliminary Treatment Of Fibers (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Cookers (AREA)
  • General Preparation And Processing Of Foods (AREA)
BR9307480A 1992-11-18 1993-10-08 Processo para cozimento cont¡nuo BR9307480A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9203462A SE500455C2 (sv) 1992-11-18 1992-11-18 Förfarande vid kontinuerlig kokning under förhöjt tryck och temperatur av fibermateral i en vertikal kokare
PCT/SE1993/000816 WO1994011566A1 (en) 1992-11-18 1993-10-08 Process for continuous cooking of pulp

Publications (1)

Publication Number Publication Date
BR9307480A true BR9307480A (pt) 1999-08-24

Family

ID=20387855

Family Applications (3)

Application Number Title Priority Date Filing Date
BR9307478A BR9307478A (pt) 1992-11-18 1993-03-16 Digestor para cozimento cont¡nuo
BR9307479A BR9307479A (pt) 1992-11-18 1993-04-08 Digestor para cozimento cont¡nuo
BR9307480A BR9307480A (pt) 1992-11-18 1993-10-08 Processo para cozimento cont¡nuo

Family Applications Before (2)

Application Number Title Priority Date Filing Date
BR9307478A BR9307478A (pt) 1992-11-18 1993-03-16 Digestor para cozimento cont¡nuo
BR9307479A BR9307479A (pt) 1992-11-18 1993-04-08 Digestor para cozimento cont¡nuo

Country Status (18)

Country Link
US (4) US5470437A (pt)
EP (3) EP0669998B2 (pt)
JP (3) JP3287848B2 (pt)
CN (1) CN1036728C (pt)
AT (3) ATE156538T1 (pt)
AU (3) AU684759B2 (pt)
BR (3) BR9307478A (pt)
CA (3) CA2149535C (pt)
DE (4) DE69312955T3 (pt)
ES (3) ES2105269T5 (pt)
FI (3) FI114718B (pt)
MA (1) MA23034A1 (pt)
NO (3) NO306479B1 (pt)
NZ (3) NZ252758A (pt)
RU (3) RU2121537C1 (pt)
SE (3) SE500455C2 (pt)
WO (3) WO1994011564A1 (pt)
ZA (3) ZA937958B (pt)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU671262B2 (en) * 1991-11-19 1996-08-22 Procter & Gamble Company, The Absorbent article having a nonwoven and apertured film coversheet
SE500959C2 (sv) * 1993-02-16 1994-10-10 Kvaerner Pulping Tech Silanordning i en kontinuerlig kokare
US5766413A (en) * 1993-04-23 1998-06-16 Kvaerner Pulping Ab Process for isothermal cooking pulp in a continuous digester
SE502486C2 (sv) * 1994-02-18 1995-10-30 Kvaerner Pulping Tech Förfarande och anordning av ventil för avdragning och backspolning av exv. kokarvätska vid cellulosakokare samt användning därav vid kokarsilar
DE69628029D1 (de) * 1995-06-29 2003-06-12 K Reijo Salminen Kontinuierlicher kocher
US5658428A (en) * 1995-10-19 1997-08-19 Kvaerner Pulping Technologies Ab Method for impregnation in a single-vessel hydraulic digester
US5885414A (en) * 1997-08-18 1999-03-23 Kvaerner Pulping Ab Method of producing pulp with high alkali cooking in the last cooking stage
US5985096A (en) * 1997-09-23 1999-11-16 Ahlstrom Machinery Inc. Vertical pulping digester having substantially constant diameter
US6123808A (en) * 1997-12-09 2000-09-26 Ahlstrom Machinery Inc. Distribution of dilution liquor to the discharge of a cellulose pulp digester
US20010032711A1 (en) * 1998-10-26 2001-10-25 C. Bertil Stromberg Pulp cooking with particular alkali profiles
US20020069986A1 (en) * 2000-06-16 2002-06-13 Marcoccia Bruno S. System and method for improved filtrate addition in a continuous digester
SE0004050L (sv) * 2000-11-03 2001-11-05 Kvaerner Pulping Tech Kontinuerlig kokning av massa med nettomedströmsflöde i kokarens bottenparti
SE515970C2 (sv) * 2000-11-03 2001-11-05 Kvaerner Pulping Tech Kontinuerlig kokning av massa med avdrag av begagnad koklut dels från kokaren, dels från en efterföljande tryckdiffusör
CN1308545C (zh) * 2003-08-26 2007-04-04 山东泉林纸业有限责任公司 一种纸浆立式蒸煮锅
US20050274468A1 (en) * 2004-05-28 2005-12-15 Metso Paper, Inc. Central screen
FI117477B (fi) * 2004-05-28 2006-10-31 Metso Paper Inc Sihtielin
US7736467B2 (en) * 2004-06-29 2010-06-15 Metso Paper Pori Oy Screen assembly for a pulp digester
SE531067C2 (sv) * 2005-09-15 2008-12-09 Metso Fiber Karlstad Ab Kontinuerlig kokare med vätskecirkulation
US7799173B2 (en) * 2007-01-18 2010-09-21 Andritz Inc. Screen plates having diagonal slots with curved inlets for a digester
SE530744C2 (sv) * 2007-02-23 2008-09-02 Metso Fiber Karlstad Ab Ångfaskokare samt ett förfarande vid kontinuerlig kokning
SE531717C2 (sv) * 2007-11-30 2009-07-21 Metso Fiber Karlstad Ab Kokarsil för en kontinuerlig cellulosamassakokare
SE532930C2 (sv) * 2008-03-20 2010-05-11 Metso Fiber Karlstad Ab Matningssystem innefattande parallella pumpar för en kontinuerlig kokare
US7867363B2 (en) * 2008-08-27 2011-01-11 Metso Fiber Karlstad Ab Continuous digester system
SE533670C2 (sv) * 2009-04-01 2010-11-30 Metso Fiber Karlstad Ab System och metod för reglering av en kontinuerlig ångfaskokare
US8951388B2 (en) * 2011-04-08 2015-02-10 Pec-Tech Engineering And Construction Pte Ltd Method and system for efficient production of dissolving pulp in a kraft mill producing paper grade pulp with a continuous type digester
CN104053834B (zh) 2012-01-12 2016-04-06 维美德公司 用于蒸煮器容器的异型棒条筛
CN102619122A (zh) * 2012-04-25 2012-08-01 湖南骏泰浆纸有限责任公司 立式连续蒸煮器上循环装置
US9199212B2 (en) * 2012-06-28 2015-12-01 Shell Oil Company Digestion units configured for high yield biomass processing
US9115214B2 (en) 2012-09-24 2015-08-25 Abengoa Bioenergy New Technologies, Llc Methods for controlling pretreatment of biomass
CN102978987A (zh) * 2012-12-24 2013-03-20 江苏华机环保设备有限责任公司 一种立式蒸煮锅
EP3129546A4 (en) * 2014-04-07 2017-11-15 Stora Enso Oyj A method of digesting cellulose fibrous material in a continuous digester
SE538326C2 (en) * 2014-09-01 2016-05-17 Valmet Oy Profile bar screen for digester vessels
RU208723U1 (ru) * 2021-09-14 2022-01-11 Федеральное государственное бюджетное образовательное учреждение высшего образования "Санкт-Петербургский государственный университет промышленных технологий и дизайна" Вертикальный варочный котел

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE211196C1 (pt) *
US2414062A (en) * 1944-05-02 1947-01-07 Kamyr Ab Apparatus for heating and controlling the temperature in a continuously operating digester
US2852369A (en) * 1954-09-17 1958-09-16 Electric Steel Foundry Digester strainer
US2998064A (en) * 1957-12-11 1961-08-29 Improved Machinery Inc Strainer construction
SE325770B (pt) * 1969-10-13 1970-07-06 Kamyr Ab
SE343344B (pt) * 1970-06-29 1972-03-06 Kamyr Ab
US3755072A (en) † 1970-10-23 1973-08-28 Kamyr Ab Strainer device for cellulose digester
US3700548A (en) * 1971-04-28 1972-10-24 Improved Machinery Inc Apparatus and methods of continuous digesting
US3836463A (en) * 1972-07-28 1974-09-17 Gen Signal Corp System and apparatus for cleaning bar grid
US4193839A (en) * 1976-05-11 1980-03-18 Kamyr, Inc. Flow control method and apparatus for continuous wood chip digester screenless liquor extractor
US4436586A (en) * 1982-01-22 1984-03-13 Kamyr, Inc. Method of producing kraft pulp using an acid prehydrolysis and pre-extraction
JPS609287A (ja) * 1983-06-29 1985-01-18 Fuji Photo Film Co Ltd 映像記録装置のカツト制御装置
US5328564A (en) * 1990-09-17 1994-07-12 Kamyr, Inc. Modified digestion of paper pulp followed by ozone bleaching
CA2037717C (en) * 1990-09-17 1996-03-05 Bertil Stromberg Extended kraft cooking with white liquor added to wash circulation
US5236554A (en) * 1991-08-16 1993-08-17 Kamyr, Inc. Digester having plural screens with means for controlling liquid injection and withdrawal

Also Published As

Publication number Publication date
CA2149434A1 (en) 1994-05-26
DE673453T1 (de) 1996-02-29
SE9402411L (sv) 1994-07-08
WO1994011565A1 (en) 1994-05-26
EP0673453A1 (en) 1995-09-27
AU4096693A (en) 1994-06-08
AU6396594A (en) 1994-06-08
EP0673452B1 (en) 1997-05-21
JP3287848B2 (ja) 2002-06-04
BR9307478A (pt) 1999-08-24
DE69310929D1 (de) 1997-06-26
AU5435594A (en) 1994-06-08
SE513746C2 (sv) 2000-10-30
NO951972D0 (no) 1995-05-18
ATE164400T1 (de) 1998-04-15
SE9203462D0 (sv) 1992-11-18
JP3287849B2 (ja) 2002-06-04
NO306479B1 (no) 1999-11-08
ES2105269T3 (es) 1997-10-16
ES2077548T3 (es) 1998-06-16
DE69312955T3 (de) 2002-04-11
NO306477B1 (no) 1999-11-08
RU95112494A (ru) 1997-01-27
US5591303A (en) 1997-01-07
EP0669998B1 (en) 1997-08-06
FI952389A0 (fi) 1995-05-17
ES2103082T3 (es) 1997-08-16
DE69317670D1 (de) 1998-04-30
ATE153398T1 (de) 1997-06-15
JPH08503268A (ja) 1996-04-09
FI115142B (fi) 2005-03-15
WO1994011566A1 (en) 1994-05-26
NZ252758A (en) 1996-06-25
AU680194B2 (en) 1997-07-24
CA2149423C (en) 2004-03-16
ZA937958B (en) 1994-05-27
CA2149434C (en) 2004-07-13
CA2149535C (en) 2004-07-06
JPH08503030A (ja) 1996-04-02
SE500455C2 (sv) 1994-06-27
FI952388A (fi) 1995-05-17
CN1091792A (zh) 1994-09-07
FI952388A0 (fi) 1995-05-17
JPH08504238A (ja) 1996-05-07
DE69312955T2 (de) 1997-12-11
RU95112468A (ru) 1997-04-10
CN1036728C (zh) 1997-12-17
CA2149535A1 (en) 1994-05-26
RU2121537C1 (ru) 1998-11-10
RU2113574C1 (ru) 1998-06-20
ES2077548T1 (es) 1995-12-01
EP0673453B1 (en) 1998-03-25
FI952389A (fi) 1995-05-17
NO951973D0 (no) 1995-05-18
CA2149423A1 (en) 1994-05-26
FI113186B (fi) 2004-03-15
ZA937959B (en) 1994-05-27
FI952387A0 (fi) 1995-05-17
FI114718B (fi) 2004-12-15
NO951972L (no) 1995-05-18
SE9402412D0 (sv) 1994-07-08
BR9307479A (pt) 1999-08-24
NZ257659A (en) 1996-07-26
DE69310929T2 (de) 1997-11-20
MA23034A1 (fr) 1993-11-17
NO951974D0 (no) 1995-05-18
EP0669998B2 (en) 2001-08-22
SE9402411D0 (sv) 1994-07-08
DE69317670T2 (de) 1998-08-20
AU684759B2 (en) 1998-01-08
RU2126470C1 (ru) 1999-02-20
EP0673452A1 (en) 1995-09-27
WO1994011564A1 (en) 1994-05-26
NO951973L (no) 1995-05-18
US5827401A (en) 1998-10-27
ATE156538T1 (de) 1997-08-15
AU673392B2 (en) 1996-11-07
US5567280A (en) 1996-10-22
SE9203462L (sv) 1994-05-19
DE69312955D1 (de) 1997-09-11
EP0669998A1 (en) 1995-09-06
US5470437A (en) 1995-11-28
ZA938390B (en) 1994-06-09
NO951974L (no) 1995-05-18
RU95112496A (ru) 1997-01-27
NO306478B1 (no) 1999-11-08
FI952387A (fi) 1995-05-17
SE9402412L (sv) 1994-07-08
ES2105269T5 (es) 2002-03-01
NZ252340A (en) 1996-11-26
JP3223285B2 (ja) 2001-10-29

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Legal Events

Date Code Title Description
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B25D Requested change of name of applicant approved

Owner name: METSO FIBER KARLSTAD AB (SE)

Free format text: ALTERADO DE: KVAERNER PULPING TECHNOLOGIES AKTIEBOLAG

B25A Requested transfer of rights approved

Owner name: METSO PAPER SWEDEN AB (SE)

Free format text: TRANSFERIDO POR INCORPORACAO DE: METSO FIBER KARLSTAD AB

B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 08/10/2013

B25E Requested change of name of applicant rejected

Owner name: METSO PAPER SWEDEN AB (SE)

B25H Request for change of headquarter rejected

Owner name: METSO PAPER SWEDEN AB (SE)