CA2796773A1 - Screen basket having diagonal slots for top separator of a digester - Google Patents

Screen basket having diagonal slots for top separator of a digester Download PDF

Info

Publication number
CA2796773A1
CA2796773A1 CA2796773A CA2796773A CA2796773A1 CA 2796773 A1 CA2796773 A1 CA 2796773A1 CA 2796773 A CA2796773 A CA 2796773A CA 2796773 A CA2796773 A CA 2796773A CA 2796773 A1 CA2796773 A1 CA 2796773A1
Authority
CA
Canada
Prior art keywords
slots
screen basket
plate
screen
top separator
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
CA2796773A
Other languages
English (en)
French (fr)
Inventor
Jay Sheerer
Richard M. Grogan
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 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 CA2796773A1 publication Critical patent/CA2796773A1/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
    • D21C7/06—Feeding devices
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
    • D21D5/00—Purification of the pulp suspension by mechanical means; Apparatus therefor
    • D21D5/02—Straining or screening the pulp
    • D21D5/16—Cylinders and plates for screens

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
  • Combined Means For Separation Of Solids (AREA)
CA2796773A 2011-12-07 2012-11-21 Screen basket having diagonal slots for top separator of a digester Abandoned CA2796773A1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201161567761P 2011-12-07 2011-12-07
US61/567,761 2011-12-07
US13/676,514 US20130146547A1 (en) 2011-12-07 2012-11-14 Screen basket having diagonal slots for top separator of a digester
US13/676,514 2012-11-15

Publications (1)

Publication Number Publication Date
CA2796773A1 true CA2796773A1 (en) 2013-06-07

Family

ID=47294774

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2796773A Abandoned CA2796773A1 (en) 2011-12-07 2012-11-21 Screen basket having diagonal slots for top separator of a digester

Country Status (9)

Country Link
US (1) US20130146547A1 (zh)
EP (1) EP2607547B1 (zh)
CN (1) CN103147336A (zh)
BR (1) BR102012031258A2 (zh)
CA (1) CA2796773A1 (zh)
CL (1) CL2012003422A1 (zh)
ES (1) ES2600521T3 (zh)
PT (1) PT2607547T (zh)
RU (1) RU2596964C2 (zh)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130146547A1 (en) * 2011-12-07 2013-06-13 Andritz Inc. Screen basket having diagonal slots for top separator of a digester
US8894819B2 (en) * 2012-04-25 2014-11-25 Andritz Inc. In-line drainer with shaped screen slots
CN104532647A (zh) * 2014-12-25 2015-04-22 重庆三好纸业有限公司 用于塔式蒸煮器的药液分离装置
SE540251C2 (en) * 2016-12-09 2018-05-15 Valmet Oy Counter-spiral feeding in a top separator for a digester

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3902962A (en) * 1969-11-14 1975-09-02 Rolf Bertil Reinhall Liquid separator for lignocellulose containing material
US3947314A (en) * 1974-04-29 1976-03-30 The Black Clawson Company Method of treating paper fibers in a stationary screen
US4017387A (en) * 1975-08-11 1977-04-12 The Black Clawson Company Screening apparatus
SU1194932A1 (ru) * 1984-05-28 1985-11-30 Запорожский Ордена "Знак Почета" Машиностроительный Институт Им.В.Я.Чубаря Роторный питатель варочного котла
US5413677A (en) 1993-04-05 1995-05-09 Kamyr, Inc. Method for producing chemical pulp from hardwood chips
DE4324662A1 (de) * 1993-07-22 1995-01-26 Voith Gmbh J M Sieb
US6171494B1 (en) 1997-08-07 2001-01-09 Kvaener Pulping Ab Hydraulic vessel system having a downwardly feeding separator
US7105076B2 (en) 2002-02-04 2006-09-12 Andritz Inc. Gas phase continuous digester having an inverted top separator with liquor injection
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
US7799173B2 (en) * 2007-01-18 2010-09-21 Andritz Inc. Screen plates having diagonal slots with curved inlets for a digester
SE532060C2 (sv) * 2008-03-20 2009-10-13 Metso Fiber Karlstad Ab Matningssystem innefattande parallella pumpar för en kontinuerlig kokare
SE534313C2 (sv) * 2009-11-06 2011-07-05 Metso Paper Sweden Ab System och metod för pumpmatning av flis till en kontinuerlig kokare
US20130146547A1 (en) * 2011-12-07 2013-06-13 Andritz Inc. Screen basket having diagonal slots for top separator of a digester

Also Published As

Publication number Publication date
BR102012031258A2 (pt) 2015-01-13
CL2012003422A1 (es) 2014-05-30
PT2607547T (pt) 2016-09-21
EP2607547B1 (en) 2016-08-17
CN103147336A (zh) 2013-06-12
EP2607547A1 (en) 2013-06-26
RU2012152602A (ru) 2014-06-20
RU2596964C2 (ru) 2016-09-10
ES2600521T3 (es) 2017-02-09
US20130146547A1 (en) 2013-06-13

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Legal Events

Date Code Title Description
EEER Examination request

Effective date: 20171110

FZDE Discontinued

Effective date: 20210203