CA2344845A1 - Feeding cellulose material to a treatment vessel - Google Patents

Feeding cellulose material to a treatment vessel Download PDF

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Publication number
CA2344845A1
CA2344845A1 CA002344845A CA2344845A CA2344845A1 CA 2344845 A1 CA2344845 A1 CA 2344845A1 CA 002344845 A CA002344845 A CA 002344845A CA 2344845 A CA2344845 A CA 2344845A CA 2344845 A1 CA2344845 A1 CA 2344845A1
Authority
CA
Canada
Prior art keywords
liquid
slurry
pressure
ratio
transfer device
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.)
Abandoned
Application number
CA002344845A
Other languages
English (en)
French (fr)
Inventor
Mark D. Barrett
J. Robert Prough
C. Bertil Stromberg
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.)
Andritz Inc
Original Assignee
Andritz Ahlstrom Inc
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 Andritz Ahlstrom Inc filed Critical Andritz Ahlstrom Inc
Publication of CA2344845A1 publication Critical patent/CA2344845A1/en
Abandoned 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
    • D21C7/08—Discharge 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
    • D21C7/00—Digesters
    • D21C7/06—Feeding devices

Landscapes

  • Paper (AREA)
CA002344845A 2000-05-18 2001-04-23 Feeding cellulose material to a treatment vessel Abandoned CA2344845A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/573,046 US6436233B1 (en) 2000-05-18 2000-05-18 Feeding cellulose material to a treatment vessel
US09/573,046 2000-05-18

Publications (1)

Publication Number Publication Date
CA2344845A1 true CA2344845A1 (en) 2001-11-18

Family

ID=24290435

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002344845A Abandoned CA2344845A1 (en) 2000-05-18 2001-04-23 Feeding cellulose material to a treatment vessel

Country Status (5)

Country Link
US (2) US6436233B1 (enExample)
JP (2) JP2001329479A (enExample)
CA (1) CA2344845A1 (enExample)
FI (1) FI20010802L (enExample)
SE (3) SE526205C2 (enExample)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE519262E (sv) * 2002-03-15 2008-01-08 Kvaerner Pulping Tech Förfarande för matning av cellulosaflis vid kontinuerlig kokning
US7309401B2 (en) 2003-05-12 2007-12-18 Andritz Inc. Top separator for gas phase and hydraulic phase continuous digesters and method for converting digester
SE526704C2 (sv) * 2003-12-30 2005-10-25 Kvaerner Pulping Tech Matning av cellulosaflis från en lågtrycksdel till en högtrycksdel med en slussmatare
US7556713B2 (en) * 2004-06-22 2009-07-07 Andritz, Inc. Method and system for feeding cellulose chips to a high pressure continuous cooking system
SE528571C2 (sv) * 2005-03-23 2006-12-19 Kvaerner Pulping Tech Arrangemang för matning av en flissuspension från ett kärl till en kokare
US7828621B2 (en) * 2006-03-31 2010-11-09 General Electric Company Apparatus and methods for producing multi-electrode cathode for X-ray tube
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
SE532931C2 (sv) * 2008-03-20 2010-05-11 Metso Fiber Karlstad Ab Matningssystem innefattande parallella pumpar för en kontinuerlig kokare
US8672588B2 (en) * 2009-04-15 2014-03-18 Andritz Inc. Unobstructed low pressure outlet and screen grid for a high pressure feeder
US8956505B2 (en) * 2009-06-11 2015-02-17 Andritz Technology And Asset Management Gmbh Compact feed system and method for comminuted cellulosic material
SE534313C2 (sv) * 2009-11-06 2011-07-05 Metso Paper Sweden Ab System och metod för pumpmatning av flis till en kontinuerlig kokare
IT1400411B1 (it) * 2010-05-31 2013-05-31 Cassani Metodo e dispositivo per separare particelle di un determinato materiale sintetico da particelle di diversi materiali sintetici
US8222463B2 (en) * 2011-07-28 2012-07-17 Uop Llc Process for generation of polyols from saccharide containing feedstock
US8323937B2 (en) 2011-07-28 2012-12-04 Uop Llc Continuous catalytic generation of polyols from cellulose
US8410319B2 (en) * 2011-07-28 2013-04-02 Uop Llc Continuous catalytic generation of polyols from cellulose with recycle
US8222465B2 (en) * 2011-07-28 2012-07-17 Uop Llc Catalytic process for continuously generating polyols
US8222464B2 (en) * 2011-07-28 2012-07-17 Uop Llc Catalytic process for continuously generating polyols
US8222462B2 (en) * 2011-07-28 2012-07-17 Uop Llc Process for generation of polyols from saccharides
CN103061177B (zh) * 2011-10-18 2016-01-13 中国轻工业南宁设计工程有限公司 甘蔗渣连续蒸煮前的湿法备料的方法及设备
US8894819B2 (en) * 2012-04-25 2014-11-25 Andritz Inc. In-line drainer with shaped screen slots
FI20125670L (fi) * 2012-06-15 2013-12-16 Reijo Salminen Menetelmä ja laitteisto nesteen täyttämien onttojen massakuitujen pneumaattista täyttöä ja syöttämistä varten
US9523462B2 (en) * 2014-05-15 2016-12-20 Andritz Inc. Adjustment housing assembly and monitoring and support system for a rotary feeder in a cellulose chip feeding system for a continuous digester
US10557665B2 (en) * 2016-10-14 2020-02-11 Gala Industries, Inc. Centrifugal pellet dryer
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
US11365454B2 (en) 2017-09-26 2022-06-21 Poet Research, Inc. Systems and methods for processing lignocellulosic biomass
SE543151C2 (en) * 2018-07-02 2020-10-13 Valmet Oy Feeding system and method for feeding comminuted cellulosic material to a high-pressure treatment zone

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3713541A (en) 1971-05-10 1973-01-30 Bird Machine Co Screening machine with slotted screen
US4259150A (en) * 1978-12-18 1981-03-31 Kamyr Inc. Plural stage mixing and thickening oxygen bleaching process
JPS5637393A (en) 1979-08-30 1981-04-11 Mitsubishi Heavy Ind Ltd Screen apparatus for paper stock
US4885090A (en) 1987-04-16 1989-12-05 The Black Clawson Company Screen plates
SE461104B (sv) 1988-05-05 1990-01-08 Kamyr Ab Apparat foer uppdelning av en suspension av en fiberhaltig cellulosamassa
US4958741A (en) 1989-06-14 1990-09-25 Jr Johanson, Inc. Modular mass-flow bin
US5236285A (en) 1992-04-15 1993-08-17 Kamyr, Inc. High pressure feeder
US5236286A (en) 1992-04-15 1993-08-17 Kamyr, Inc. High pressure feeder split outflow for enhanced feeder efficiency
US5401361A (en) 1992-08-19 1995-03-28 Kamyr, Inc. Completely coutercurrent cook continuous digester
US5443162A (en) * 1993-03-18 1995-08-22 Glentech Inc. High capacity high pressure feeding
US5489363A (en) 1993-05-04 1996-02-06 Kamyr, Inc. Pulping with low dissolved solids for improved pulp strength
US5824188A (en) 1993-05-04 1998-10-20 Ahlstrom Machinery Inc. Method of controlling the pressure of a continuous digester using an extraction-dilution
US5536366A (en) 1993-05-04 1996-07-16 Ahlstrom Machinery Inc. Digester system for implementing low dissolved solids profiling
US5575890A (en) 1993-05-04 1996-11-19 Kamyr, Inc. Method for selectively increasing the sulfide ion concentration and sulfidity of kraft cooking liquor during kraft cooking of wood
US5500083A (en) 1994-02-01 1996-03-19 Kamyr, Inc. Method of feeding cellulosic material to a digester using a chip bin with one dimensional convergence and side relief
US5476572A (en) 1994-06-16 1995-12-19 Kamyr, Inc. Chip feeding for a continuous digester
US5635025A (en) 1994-12-05 1997-06-03 Ahlstrom Machinery Inc. Digester system containing a single vessel serving as all of a chip bin, steaming vessel, and chip chute
FI97979B (fi) 1995-02-23 1996-12-13 Ahlstrom Machinery Oy Sihti
US5622598A (en) 1995-04-25 1997-04-22 Ahlstrom Machinery Inc. Chip pumping to a digester
US5635026A (en) 1995-11-13 1997-06-03 Ahlstrom Machinery Inc. Cooking cellulose material with high alkali concentrations and/or high pH
US5766418A (en) 1996-09-13 1998-06-16 Ahlstrom Machinery Inc. Handling fibrous material used to produce cellulose pulp
US5736006A (en) 1996-10-10 1998-04-07 Ahlstrom Machinery Inc. Method and apparatus for pulping with controlled heating to improve delignification and pulp strength
US5753075A (en) * 1996-10-25 1998-05-19 Stromberg; C. Bertil Method and system for feeding comminuted fibrous material
US5958181A (en) 1997-08-07 1999-09-28 Ahlstrom Machinery, Inc. Continuous cooking with a two-stage cool impregnation
AU4929299A (en) 1998-07-28 2000-02-21 Sanshudensen Kabushiki Kaisha Cylindrical filter element and filter

Also Published As

Publication number Publication date
SE0101552D0 (sv) 2001-05-04
US6436233B1 (en) 2002-08-20
SE526205C2 (sv) 2005-07-26
FI20010802A0 (fi) 2001-04-19
SE0500750L (sv) 2005-04-06
JP2003129391A (ja) 2003-05-08
SE0801735L (sv) 2008-07-28
US20020059991A1 (en) 2002-05-23
FI20010802A7 (fi) 2001-11-19
FI20010802L (fi) 2001-11-19
JP2001329479A (ja) 2001-11-27
SE531094C2 (sv) 2008-12-16
US6447645B1 (en) 2002-09-10
SE0101552L (sv) 2001-11-19

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Legal Events

Date Code Title Description
EEER Examination request
FZDE Discontinued