EP2625332A4 - Process for the drying of pulp and a suction roll used for the drying of pulp - Google Patents

Process for the drying of pulp and a suction roll used for the drying of pulp

Info

Publication number
EP2625332A4
EP2625332A4 EP11830274.4A EP11830274A EP2625332A4 EP 2625332 A4 EP2625332 A4 EP 2625332A4 EP 11830274 A EP11830274 A EP 11830274A EP 2625332 A4 EP2625332 A4 EP 2625332A4
Authority
EP
European Patent Office
Prior art keywords
pulp
drying
suction roll
roll used
suction
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.)
Pending
Application number
EP11830274.4A
Other languages
German (de)
French (fr)
Other versions
EP2625332A1 (en
Inventor
Pekka Kylliainen
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.)
Stora Enso Oyj
Original Assignee
Stora Enso Oyj
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 Stora Enso Oyj filed Critical Stora Enso Oyj
Publication of EP2625332A1 publication Critical patent/EP2625332A1/en
Publication of EP2625332A4 publication Critical patent/EP2625332A4/en
Pending legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F3/00—Press section of machines for making continuous webs of paper
    • D21F3/02—Wet presses
    • D21F3/10—Suction rolls, e.g. couch rolls
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B13/00—Machines and apparatus for drying fabrics, fibres, yarns, or other materials in long lengths, with progressive movement
    • F26B13/10—Arrangements for feeding, heating or supporting materials; Controlling movement, tension or position of materials
    • F26B13/14—Rollers, drums, cylinders; Arrangement of drives, supports, bearings, cleaning
    • F26B13/16—Rollers, drums, cylinders; Arrangement of drives, supports, bearings, cleaning perforated in combination with hot air blowing or suction devices, e.g. sieve drum dryers
    • 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
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/18—De-watering; Elimination of cooking or pulp-treating liquors from the pulp
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F3/00—Press section of machines for making continuous webs of paper
    • D21F3/02—Wet presses
    • D21F3/10—Suction rolls, e.g. couch rolls
    • D21F3/105—Covers thereof
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21G—CALENDERS; ACCESSORIES FOR PAPER-MAKING MACHINES
    • D21G3/00—Doctors
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21G—CALENDERS; ACCESSORIES FOR PAPER-MAKING MACHINES
    • D21G3/00—Doctors
    • D21G3/005—Doctor knifes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
    • F26B25/20—Rollers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B5/00—Drying solid materials or objects by processes not involving the application of heat
    • F26B5/12—Drying solid materials or objects by processes not involving the application of heat by suction

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Paper (AREA)
  • Textile Engineering (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
EP11830274.4A 2010-10-05 2011-10-04 Process for the drying of pulp and a suction roll used for the drying of pulp Pending EP2625332A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE1051037A SE535820C2 (en) 2010-10-05 2010-10-05 Process for drying pulp using a perforated suction roll
PCT/IB2011/054356 WO2012046184A1 (en) 2010-10-05 2011-10-04 Process for the drying of pulp and a suction roll used for the drying of pulp

Publications (2)

Publication Number Publication Date
EP2625332A1 EP2625332A1 (en) 2013-08-14
EP2625332A4 true EP2625332A4 (en) 2014-06-11

Family

ID=45927283

Family Applications (1)

Application Number Title Priority Date Filing Date
EP11830274.4A Pending EP2625332A4 (en) 2010-10-05 2011-10-04 Process for the drying of pulp and a suction roll used for the drying of pulp

Country Status (7)

Country Link
EP (1) EP2625332A4 (en)
CN (1) CN103154360A (en)
BR (1) BR112013008132A2 (en)
NZ (1) NZ608170A (en)
RU (1) RU2582464C2 (en)
SE (1) SE535820C2 (en)
WO (1) WO2012046184A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20230294358A1 (en) * 2020-02-12 2023-09-21 Hewlett-Packard Development Company, L.P. 3d printing with movable slurry dispenser

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB629633A (en) * 1947-03-27 1949-09-23 Millspaugh Ltd Suction rolls for paper-making machines
US3265559A (en) * 1965-05-03 1966-08-09 Time Inc Paper press section
US5140749A (en) * 1989-01-09 1992-08-25 Valmet Paper Machinery Inc. Method for the manufacture of rolls or cylinders of a paper machine and articles produced thereby
DE29822227U1 (en) * 1997-12-15 1999-02-11 Valmet Corp Suction roll arrangement for the press of a pulp drying machine
WO2002018704A1 (en) * 2000-08-31 2002-03-07 Ondeo Nalco Company Enhanced vacuum dewatering of pulp
US20030008757A1 (en) * 1997-12-10 2003-01-09 Metso Paper, Inc. Roll for a paper or board machine

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA924146A (en) * 1970-08-20 1973-04-10 Malashenko Alexander Roll surface formulation
DE2646116C3 (en) * 1976-10-13 1979-10-18 Hermann Finckh, Maschinenfabrik, 7417 Pfullingen Suction roll for paper machines
SU638658A1 (en) * 1977-07-06 1978-12-25 Центральный Научно-Исследовательский И Проектно-Конструкторский Институт По Проектированию Оборудования Для Целлюлозно-Бумажной Промышленности Paper-making machine drying cylinder
CN2052415U (en) * 1988-07-18 1990-02-07 王锡元 Cylinder machine paper-shaper with clip wire-cloth
FI20010721A (en) * 2001-04-06 2002-10-07 Metso Paper Inc Tape for a press roll and a press concept
FI116076B (en) * 2004-02-10 2005-09-15 Metso Paper Inc Grooved forming drum
DE102004029289A1 (en) * 2004-06-17 2005-12-29 Voith Paper Patent Gmbh Machine using double belt former to make fibrous papermaking web from suspension, includes screen belts wrapping suction rollers and suction boxes

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB629633A (en) * 1947-03-27 1949-09-23 Millspaugh Ltd Suction rolls for paper-making machines
US3265559A (en) * 1965-05-03 1966-08-09 Time Inc Paper press section
US5140749A (en) * 1989-01-09 1992-08-25 Valmet Paper Machinery Inc. Method for the manufacture of rolls or cylinders of a paper machine and articles produced thereby
US20030008757A1 (en) * 1997-12-10 2003-01-09 Metso Paper, Inc. Roll for a paper or board machine
DE29822227U1 (en) * 1997-12-15 1999-02-11 Valmet Corp Suction roll arrangement for the press of a pulp drying machine
WO2002018704A1 (en) * 2000-08-31 2002-03-07 Ondeo Nalco Company Enhanced vacuum dewatering of pulp

Also Published As

Publication number Publication date
NZ608170A (en) 2015-04-24
BR112013008132A2 (en) 2016-08-09
CN103154360A (en) 2013-06-12
WO2012046184A1 (en) 2012-04-12
RU2013120321A (en) 2014-11-20
SE1051037A1 (en) 2012-04-06
RU2582464C2 (en) 2016-04-27
EP2625332A1 (en) 2013-08-14
SE535820C2 (en) 2013-01-02

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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Effective date: 20130506

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Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20140512

RIC1 Information provided on ipc code assigned before grant

Ipc: F26B 5/12 20060101ALI20140506BHEP

Ipc: D21G 3/00 20060101ALI20140506BHEP

Ipc: F26B 13/16 20060101ALI20140506BHEP

Ipc: F26B 25/20 20060101ALI20140506BHEP

Ipc: D21C 9/18 20060101AFI20140506BHEP

Ipc: D21F 3/10 20060101ALI20140506BHEP

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