CL2012003422A1 - Sieve basket for the upper separator of a container for the treatment of cellulosic material, comprising a cylindrical plate that has a vertical joint that connects the opposite edges of the plate and rows of grooves that extend through the plate where each slot it has an adjacent curved or chamfered corner entrance edge; method for extracting a liquid from an upper separator; a top separator for use in a container. - Google Patents

Sieve basket for the upper separator of a container for the treatment of cellulosic material, comprising a cylindrical plate that has a vertical joint that connects the opposite edges of the plate and rows of grooves that extend through the plate where each slot it has an adjacent curved or chamfered corner entrance edge; method for extracting a liquid from an upper separator; a top separator for use in a container.

Info

Publication number
CL2012003422A1
CL2012003422A1 CL2012003422A CL2012003422A CL2012003422A1 CL 2012003422 A1 CL2012003422 A1 CL 2012003422A1 CL 2012003422 A CL2012003422 A CL 2012003422A CL 2012003422 A CL2012003422 A CL 2012003422A CL 2012003422 A1 CL2012003422 A1 CL 2012003422A1
Authority
CL
Chile
Prior art keywords
plate
container
separator
upper separator
rows
Prior art date
Application number
CL2012003422A
Other languages
Spanish (es)
Inventor
Jay Sheerer
Richard M Grogan
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 CL2012003422A1 publication Critical patent/CL2012003422A1/en

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)
CL2012003422A 2011-12-07 2012-12-05 Sieve basket for the upper separator of a container for the treatment of cellulosic material, comprising a cylindrical plate that has a vertical joint that connects the opposite edges of the plate and rows of grooves that extend through the plate where each slot it has an adjacent curved or chamfered corner entrance edge; method for extracting a liquid from an upper separator; a top separator for use in a container. CL2012003422A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201161567761P 2011-12-07 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

Publications (1)

Publication Number Publication Date
CL2012003422A1 true CL2012003422A1 (en) 2014-05-30

Family

ID=47294774

Family Applications (1)

Application Number Title Priority Date Filing Date
CL2012003422A CL2012003422A1 (en) 2011-12-07 2012-12-05 Sieve basket for the upper separator of a container for the treatment of cellulosic material, comprising a cylindrical plate that has a vertical joint that connects the opposite edges of the plate and rows of grooves that extend through the plate where each slot it has an adjacent curved or chamfered corner entrance edge; method for extracting a liquid from an upper separator; a top separator for use in a container.

Country Status (9)

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

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 (en) * 2014-12-25 2015-04-22 重庆三好纸业有限公司 Medicine-liquid separation device for tower type digester
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 (en) * 1984-05-28 1985-11-30 Запорожский Ордена "Знак Почета" Машиностроительный Институт Им.В.Я.Чубаря Rotary feeder of digester
US5413677A (en) 1993-04-05 1995-05-09 Kamyr, Inc. Method for producing chemical pulp from hardwood chips
DE4324662A1 (en) * 1993-07-22 1995-01-26 Voith Gmbh J M Sieve
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 (en) * 2008-03-20 2009-10-13 Metso Fiber Karlstad Ab Supply system including parallel pumps for a continuous boiler
SE534313C2 (en) * 2009-11-06 2011-07-05 Metso Paper Sweden Ab System and method for pumping chips into a continuous boiler
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
EP2607547A1 (en) 2013-06-26
ES2600521T3 (en) 2017-02-09
BR102012031258A2 (en) 2015-01-13
US20130146547A1 (en) 2013-06-13
RU2012152602A (en) 2014-06-20
RU2596964C2 (en) 2016-09-10
EP2607547B1 (en) 2016-08-17
CA2796773A1 (en) 2013-06-07
CN103147336A (en) 2013-06-12
PT2607547T (en) 2016-09-21

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