BR7903474A - Processo e aparelho para lavagem de celulose - Google Patents

Processo e aparelho para lavagem de celulose

Info

Publication number
BR7903474A
BR7903474A BR7903474A BR7903474A BR7903474A BR 7903474 A BR7903474 A BR 7903474A BR 7903474 A BR7903474 A BR 7903474A BR 7903474 A BR7903474 A BR 7903474A BR 7903474 A BR7903474 A BR 7903474A
Authority
BR
Brazil
Prior art keywords
appliance
washing process
cellulose washing
cellulose
washing
Prior art date
Application number
BR7903474A
Other languages
English (en)
Inventor
R Kohonen
T Lintunen
Original Assignee
Enso Gutzeit Oy
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 Enso Gutzeit Oy filed Critical Enso Gutzeit Oy
Publication of BR7903474A publication Critical patent/BR7903474A/pt

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
    • 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
    • D21C9/02—Washing ; Displacing cooking or pulp-treating liquors contained in the pulp by fluids, e.g. wash water or other pulp-treating agents
    • D21C9/06—Washing ; Displacing cooking or pulp-treating liquors contained in the pulp by fluids, e.g. wash water or other pulp-treating agents in filters ; Washing of concentrated pulp, e.g. pulp mats, on filtering surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/04—Filters with filtering elements which move during the filtering operation with filtering bands or the like supported on cylinders which are impervious for filtering
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/06—Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums
    • B01D33/073—Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums arranged for inward flow filtration
    • B01D33/09—Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums arranged for inward flow filtration with surface cells independently connected to pressure distributors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/44—Regenerating the filter material in the filter
    • B01D33/46—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element
    • B01D33/466—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element scrapers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/58—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/58—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element
    • B01D33/60—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element for washing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/70—Filters with filtering elements which move during the filtering operation having feed or discharge devices
    • B01D33/72—Filters with filtering elements which move during the filtering operation having feed or discharge devices for feeding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/28—Position of the filtering element
    • B01D2201/282—Filtering elements with a horizontal rotation or symmetry axis

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Nonwoven Fabrics (AREA)
  • Cleaning Implements For Floors, Carpets, Furniture, Walls, And The Like (AREA)
BR7903474A 1978-06-01 1979-06-01 Processo e aparelho para lavagem de celulose BR7903474A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI781743A FI56865C (fi) 1978-06-01 1978-06-01 Foerfarande och aggregat foer tvaettning av cellulosa

Publications (1)

Publication Number Publication Date
BR7903474A true BR7903474A (pt) 1980-01-15

Family

ID=8511760

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7903474A BR7903474A (pt) 1978-06-01 1979-06-01 Processo e aparelho para lavagem de celulose

Country Status (6)

Country Link
US (1) US4292123A (pt)
BR (1) BR7903474A (pt)
CA (1) CA1120662A (pt)
FI (1) FI56865C (pt)
NO (1) NO153403C (pt)
SE (1) SE445365B (pt)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4686005B1 (en) * 1980-02-06 1995-10-17 Escher Wyss Gmbh Method of washing stock suspensions by removing undesired material through an endless revolving wire
FI65829C (fi) * 1982-08-06 1984-07-10 Enso Gutzeit Oy Foerfarande foer tvaettning av cellulosa
FI71961C (fi) * 1985-10-31 1987-03-09 Enso Gutzeit Oy Anordning foer tvaettning av cellulosa.
AT385791B (de) * 1986-02-18 1988-05-10 Andritz Ag Maschf Einrichtung zur behandlung einer zwischen mindestens zwei endlosen siebbaendern od.dgl. foerdereinrichtungen gefuehrten material- bzw. stoffbahn
FI74752C (fi) * 1986-03-20 1992-12-01 Ahlstroem Oy Foerfarande och anordning foer tvaettning av cellulosa
SE459506B (sv) * 1986-06-03 1989-07-10 Kamyr Ab Apparat foer behandling av ett vaetskehaltigt fibermaterial
US4808265A (en) * 1986-08-07 1989-02-28 Ingersoll-Rand Company Method of washing pulp in a pressure pulp washer adding two washing liquids
US4740305A (en) * 1986-10-23 1988-04-26 Miller Ray R Method and apparatus for treatment of a permeable web with a fluid
US4827741A (en) * 1988-03-21 1989-05-09 Ingersoll-Rand Company Pulp washer discharging a pulp slurry at a controlled consistency
US5186791A (en) * 1988-10-28 1993-02-16 The Black Clawson Company Apparatus for thickening pulp and paper stock
US4976822A (en) * 1989-05-15 1990-12-11 Kangas Martti Y O Apparatus for cleaning fibers
US5046338A (en) * 1990-06-13 1991-09-10 Ingersoll-Rand Company Multiphase pulp washer
FI88939C (fi) * 1991-06-17 1993-07-26 Sunds Porin Tehtaat Oy Tvaettare
FI90442C (fi) * 1992-11-05 1994-02-10 Finbark Oy Massan pesu
DE29607046U1 (de) * 1996-04-18 1996-07-11 Bellmer Geb Kg Maschf Bandpresse zum Flüssigkeitsentzug
US5741399A (en) * 1996-06-24 1998-04-21 Beloit Technologies, Inc. Pulp washing method
US6006554A (en) * 1998-06-03 1999-12-28 Beloit Technologies, Inc. Two stage counter current drum washer
DE102004033328A1 (de) * 2004-07-09 2006-02-09 Bhs-Sonthofen Gmbh Filter mit Feststoff-Resuspendierung
SE528721C2 (sv) * 2005-06-03 2007-01-30 Metso Paper Inc Anordning och metod för tätningsjustering i en tvättanordning för behandling av cellulosamassa
SE528729E (sv) * 2005-06-03 2015-07-08 Metso Paper Inc Anordning för behandling av cellulosamassa
SE528722C2 (sv) * 2005-06-03 2007-01-30 Metso Paper Inc Anordning för behandling av cellulosamassa i en tvättapparat anordnad med en förstärkande spant
SE528715C2 (sv) * 2005-06-03 2007-01-30 Metso Paper Inc Anordning för behandling av cellulosamassa i en tvättanordning anpassad för att möjliggöra snedställning av de ingående längsgående tätningarna
SE528727C2 (sv) * 2005-06-03 2007-02-06 Metso Paper Inc Anordning för behandling av cellulosamassa i en tvättapparat anordnad med medel för att avlägsna tätningar
SE531152C2 (sv) * 2005-12-22 2009-01-07 Metso Paper Inc Tvättapparat för tvättning av pappersmassa med roterande flöde i formeringszonen
SE530586C2 (sv) * 2006-11-30 2008-07-08 Metso Paper Inc Metod och enhet för tätningsjustering i en tvättanordning samt tvättanordning innefattande enhet för tätningsjustering
SE536163C2 (sv) * 2011-10-03 2013-06-04 Metso Paper Sweden Ab Massafördelningsenhet, samt apparat för tvättning och/eller avvattning av cellulosamassa
US8828189B2 (en) * 2012-01-30 2014-09-09 Andritz Inc. Washer press with multiple nips and multiple displacement wash zones
KR20170040223A (ko) * 2014-08-11 2017-04-12 비피 코포레이션 노쓰 아메리카 인코포레이티드 용량이 향상된 분리 프로세스
SE542326C2 (en) * 2018-06-21 2020-04-14 Valmet Oy Vacuum filter

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2352304A (en) * 1940-08-03 1944-06-27 Frank W Young Filter
US2510254A (en) * 1941-06-19 1950-06-06 Kamyr Ab Suction filter
CA1082022A (en) * 1977-11-18 1980-07-22 Oscar Luthi Pulp washer and pulp washing method
US4158297A (en) * 1977-12-09 1979-06-19 Cotton, Incorporated Impregnator/rinser

Also Published As

Publication number Publication date
SE7904762L (sv) 1979-12-02
FI56865B (fi) 1979-12-31
SE445365B (sv) 1986-06-16
FI56865C (fi) 1980-04-10
NO153403C (no) 1986-03-12
NO153403B (no) 1985-12-02
NO791785L (no) 1979-12-04
US4292123A (en) 1981-09-29
CA1120662A (en) 1982-03-30

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Legal Events

Date Code Title Description
MK Patent expired

Effective date: 19940601