FI20040662A - Device for a continuous digester and method for changing the digester - Google Patents

Device for a continuous digester and method for changing the digester Download PDF

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Publication number
FI20040662A
FI20040662A FI20040662A FI20040662A FI20040662A FI 20040662 A FI20040662 A FI 20040662A FI 20040662 A FI20040662 A FI 20040662A FI 20040662 A FI20040662 A FI 20040662A FI 20040662 A FI20040662 A FI 20040662A
Authority
FI
Finland
Prior art keywords
digester
changing
continuous
continuous digester
Prior art date
Application number
FI20040662A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI20040662A0 (en
Inventor
Keith P Vogel
John F Bolles
Patrick J Sullivan
C Bertil Stromberg
Original Assignee
Andritz 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 Inc filed Critical Andritz Inc
Publication of FI20040662A0 publication Critical patent/FI20040662A0/en
Publication of FI20040662A publication Critical patent/FI20040662A/en

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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
    • D21C7/06—Feeding 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
    • D21C7/14—Means for circulating the lye
FI20040662A 2003-05-12 2004-05-11 Device for a continuous digester and method for changing the digester FI20040662A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US46940003P 2003-05-12 2003-05-12
US10/823,763 US7309401B2 (en) 2003-05-12 2004-04-14 Top separator for gas phase and hydraulic phase continuous digesters and method for converting digester

Publications (2)

Publication Number Publication Date
FI20040662A0 FI20040662A0 (en) 2004-05-11
FI20040662A true FI20040662A (en) 2004-11-13

Family

ID=32397278

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20040662A FI20040662A (en) 2003-05-12 2004-05-11 Device for a continuous digester and method for changing the digester

Country Status (7)

Country Link
US (2) US7309401B2 (en)
JP (1) JP4488788B2 (en)
BR (1) BRPI0401728B1 (en)
CA (1) CA2465428C (en)
CL (1) CL2004000935A1 (en)
FI (1) FI20040662A (en)
SE (2) SE529159C2 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7932877B2 (en) 2004-11-24 2011-04-26 Semiconductor Energy Laboratory Co., Ltd. Display device and electronic apparatus
US20130146547A1 (en) 2011-12-07 2013-06-13 Andritz Inc. Screen basket having diagonal slots for top separator of a digester
FI126802B (en) 2014-09-12 2017-05-31 Andritz Oy Process and continuous hydraulic boiler system for chemical pulp production
SE1651626A1 (en) * 2016-12-09 2018-05-15 Valmet Oy Counter-spiral feeding in a top separator for a digester
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 (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US209335A (en) * 1878-10-29 Improvement in hair-tonics
US661A (en) * 1838-03-28 Mode of making metallic combs
US140068A (en) * 1873-06-17 Improvement in pressing hosiery
US59992A (en) * 1866-11-27 Francis n
US62139A (en) * 1867-02-19 Improvement in appaeatus foe exteacting wool feom mixed aetioles and fabeigs
US89470A (en) * 1869-04-27 Improvement in clod-fender
US26990A (en) * 1860-01-31 Oak-coupling
US37865A (en) * 1863-03-10 Improvement in wrenches
US173047A (en) * 1876-02-01 Improvement in newspaper-files
US112554A (en) * 1871-03-14 Improvement in machines for feeding rivets and inserting them in shoes
US60024A (en) * 1866-11-27 Improvements in boots aid shoes
US145963A (en) * 1873-12-30 Improvement in spring-shanks for boots and shoes
US23748A (en) * 1859-04-26 Stove
US59991A (en) * 1866-11-27 Improved apparatus for carbureting air
US588A (en) * 1838-02-01 Steam
US25694A (en) * 1859-10-04 Improvement in furnaces
SE335054B (en) * 1969-11-14 1971-05-10 Reinhall Rolf
US6325888B1 (en) 1995-08-31 2001-12-04 Andritz-Ahlstrom Inc. Method for pulping sawdust
US6325890B1 (en) 1996-10-25 2001-12-04 Andritz-Ahlstrom Inc. Feeding comminuted fibrous material
US6841042B2 (en) 1996-10-25 2005-01-11 Andritz, Inc. Feeding comminuted fibrous material using high pressure screw and centrifugal pumps
US6174411B1 (en) 1997-02-10 2001-01-16 Andritz-Ahlstrom Inc. Continuous digester with inverted top separator
SE511850C2 (en) 1997-02-10 1999-12-06 Kvaerner Pulping Tech Methods and plant for continuous cooking of fiber material
US5882477A (en) 1997-02-10 1999-03-16 Ahlstrom Machinery, Inc. Continuous digester with a low temperature gas-phase
US6171494B1 (en) 1997-08-07 2001-01-09 Kvaener Pulping Ab Hydraulic vessel system having a downwardly feeding separator
US6086717A (en) * 1997-08-07 2000-07-11 Kvaerner Pulping Ab Separator having a screen basket disposed in a digester
US6277240B1 (en) 1998-10-02 2001-08-21 Andritz-Ahlstrom Inc. Method for continuously pulping cellulosic fibrous material
SE522877C2 (en) * 1998-11-17 2004-03-16 Andritz Inc Process for operating a continuous cellulose pulp cooker and a cooker
US6368453B1 (en) 1999-03-18 2002-04-09 Andritz Inc. Chip feeding to a comminuted cellulosic fibrous material treatment vessel
US6436233B1 (en) 2000-05-18 2002-08-20 Andritz Inc. Feeding cellulose material to a treatment vessel
US6589391B2 (en) * 2000-12-19 2003-07-08 Andritz Inc. Top separator with intraseal for digester vessel in a pulp or fiber processing system
SE518542C2 (en) 2001-03-21 2002-10-22 Kvaerner Pulping Tech Continuous boiler method for operating a continuous boiler and boiler liquid return system in a continuous boiler
SE518789C2 (en) 2001-05-04 2002-11-19 Kvaerner Pulping Tech Chip feed system for chip pockets
US20030000661A1 (en) 2001-06-22 2003-01-02 Henricson Kaj O. Removal of water-soluble compounds from wood chips prior to cooking
US7105076B2 (en) 2002-02-04 2006-09-12 Andritz Inc. Gas phase continuous digester having an inverted top separator with liquor injection
US6582554B1 (en) 2002-05-13 2003-06-24 Andritz Inc. Continuous digester having a sectioned top separator with multiple liquor extraction ports

Also Published As

Publication number Publication date
JP4488788B2 (en) 2010-06-23
JP2004339682A (en) 2004-12-02
CA2465428C (en) 2011-10-18
US7309401B2 (en) 2007-12-18
BRPI0401728A (en) 2005-01-18
SE0401233D0 (en) 2004-05-12
FI20040662A0 (en) 2004-05-11
CL2004000935A1 (en) 2005-04-15
US20070151691A1 (en) 2007-07-05
BRPI0401728B1 (en) 2014-09-23
CA2465428A1 (en) 2004-11-12
SE529159C2 (en) 2007-05-15
SE0700648L (en) 2007-03-15
SE532007C2 (en) 2009-09-29
SE0401233L (en) 2004-11-13
US7658818B2 (en) 2010-02-09
US20040226670A1 (en) 2004-11-18

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Legal Events

Date Code Title Description
FA Application withdrawn