SE8302047L - Forfarande vid tvettning av massa - Google Patents

Forfarande vid tvettning av massa

Info

Publication number
SE8302047L
SE8302047L SE8302047A SE8302047A SE8302047L SE 8302047 L SE8302047 L SE 8302047L SE 8302047 A SE8302047 A SE 8302047A SE 8302047 A SE8302047 A SE 8302047A SE 8302047 L SE8302047 L SE 8302047L
Authority
SE
Sweden
Prior art keywords
washing
heat exchanged
diluting
fresh water
steps
Prior art date
Application number
SE8302047A
Other languages
Unknown language ( )
English (en)
Other versions
SE436209B (sv
SE8302047D0 (sv
Inventor
Alf Ove Andersson
Original Assignee
Alf Ove Andersson
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 Alf Ove Andersson filed Critical Alf Ove Andersson
Priority to US06/680,335 priority Critical patent/US4595456A/en
Priority to SE8302047A priority patent/SE436209B/sv
Publication of SE8302047D0 publication Critical patent/SE8302047D0/sv
Priority to CA000451534A priority patent/CA1229757A/en
Priority to PCT/SE1984/000132 priority patent/WO1984004114A1/en
Priority to AT84901817T priority patent/ATE27834T1/de
Priority to DE8484901817T priority patent/DE3464267D1/de
Priority to EP84901817A priority patent/EP0139736B1/en
Priority to JP59501771A priority patent/JPS60501065A/ja
Priority to BR8406597A priority patent/BR8406597A/pt
Publication of SE8302047L publication Critical patent/SE8302047L/sv
Publication of SE436209B publication Critical patent/SE436209B/sv
Priority to FI844615A priority patent/FI74311C/sv

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
    • 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
    • D21C11/00—Regeneration of pulp liquors or effluent waste waters
    • D21C11/06—Treatment of pulp gases; Recovery of the heat content of the gases; Treatment of gases arising from various sources in pulp and paper mills; Regeneration of gaseous SO2, e.g. arising from liquors containing sulfur compounds
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Extraction Or Liquid Replacement (AREA)
SE8302047A 1983-04-13 1983-04-13 Forfarande vid tvettning av massa SE436209B (sv)

Priority Applications (10)

Application Number Priority Date Filing Date Title
US06/680,335 US4595456A (en) 1983-04-13 1983-04-13 Pulp washing process
SE8302047A SE436209B (sv) 1983-04-13 1983-04-13 Forfarande vid tvettning av massa
CA000451534A CA1229757A (en) 1983-04-13 1984-04-09 Pulp washing process
BR8406597A BR8406597A (pt) 1983-04-13 1984-04-11 Processo de lavagem de polpa
AT84901817T ATE27834T1 (de) 1983-04-13 1984-04-11 Pulpwaschverfahren.
PCT/SE1984/000132 WO1984004114A1 (en) 1983-04-13 1984-04-11 Pulp washing process
DE8484901817T DE3464267D1 (en) 1983-04-13 1984-04-11 Pulp washing process
EP84901817A EP0139736B1 (en) 1983-04-13 1984-04-11 Pulp washing process
JP59501771A JPS60501065A (ja) 1983-04-13 1984-04-11 パルプ洗浄法
FI844615A FI74311C (sv) 1983-04-13 1984-11-23 Förfarande för massatvättning.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8302047A SE436209B (sv) 1983-04-13 1983-04-13 Forfarande vid tvettning av massa

Publications (3)

Publication Number Publication Date
SE8302047D0 SE8302047D0 (sv) 1983-04-13
SE8302047L true SE8302047L (sv) 1984-10-14
SE436209B SE436209B (sv) 1984-11-19

Family

ID=20350778

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8302047A SE436209B (sv) 1983-04-13 1983-04-13 Forfarande vid tvettning av massa

Country Status (9)

Country Link
US (1) US4595456A (sv)
EP (1) EP0139736B1 (sv)
JP (1) JPS60501065A (sv)
BR (1) BR8406597A (sv)
CA (1) CA1229757A (sv)
DE (1) DE3464267D1 (sv)
FI (1) FI74311C (sv)
SE (1) SE436209B (sv)
WO (1) WO1984004114A1 (sv)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5788812A (en) * 1985-11-05 1998-08-04 Agar; Richard C. Method of recovering furfural from organic pulping liquor
US4808265A (en) * 1986-08-07 1989-02-28 Ingersoll-Rand Company Method of washing pulp in a pressure pulp washer adding two washing liquids
FI77063B (fi) * 1986-12-17 1988-09-30 Ahlstroem Oy Foerfarande foer effektivering av fibersuspensionstvaett.
DE68928632T2 (de) * 1988-02-26 1998-07-30 Ahlstroem Oy Verfahren und Vorrichtung zum Behandeln von Faserbrei
US5876561A (en) * 1992-02-28 1999-03-02 International Paper Company Post digestion treatment of cellulosic pulp to minimize formation of dioxin
US7297225B2 (en) * 2004-06-22 2007-11-20 Georgia-Pacific Consumer Products Lp Process for high temperature peroxide bleaching of pulp with cool discharge
FI122241B (sv) * 2007-06-15 2011-10-31 Andritz Oy Förfarande i samband med massatvättning på en massafabrik
DE102007036377A1 (de) * 2007-07-31 2009-02-05 Voith Patent Gmbh Einsatz von Wasch- und Schneckenpressen für die Rohmaterial- und Faserstoffwäsche
WO2016000948A1 (en) * 2014-07-01 2016-01-07 Sulzer Management Ag A method of and an arrangement for introducing process liquid from a treatment step to a washing and/or filtering apparatus

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA627476A (en) * 1961-09-19 H. Somer Vaino Heat recovery from pulping operations
SE86206C1 (sv) *
SE89348C1 (sv) *
US2355091A (en) * 1939-03-16 1944-08-08 Brown Paper Mill Company Inc Apparatus for the treatment and removal of chemicals from cooked or digested fiber pulp
US3004876A (en) * 1957-03-20 1961-10-17 Int Basic Economy Corp Method for washing fibrous material
DE1214087B (de) * 1960-10-15 1966-04-07 Weigelwerk Ag Spindelpresse mit in einem feststehenden Siebmantel sich drehendem Spindelkoerper
US3472159A (en) * 1965-02-19 1969-10-14 Robert S Washburn Screw presses
SE414204B (sv) * 1976-11-29 1980-07-14 Soedra Skogsaegarna Ab Sett och anordning for atervinning av processverme fran satsvis cellulosakokare vid nedgasning och blasning genom utnyttjande av ytkondensorer
SE410393B (sv) * 1977-12-21 1979-10-15 Generator Ind Ab Foerfaringssaett och anlaeggning foer att utnyttja restvaerme vid cellulosaframstaellning
US4154644A (en) * 1978-02-27 1979-05-15 Georgia-Pacific Corporation Pulp washer
US4310384A (en) * 1979-01-11 1982-01-12 Weyerhaeuser Company Reducing chemical transfer between treatment stages

Also Published As

Publication number Publication date
FI74311B (fi) 1987-09-30
CA1229757A (en) 1987-12-01
JPS60501065A (ja) 1985-07-11
WO1984004114A1 (en) 1984-10-25
DE3464267D1 (en) 1987-07-23
FI844615L (fi) 1984-11-23
SE436209B (sv) 1984-11-19
EP0139736B1 (en) 1987-06-16
EP0139736A1 (en) 1985-05-08
FI74311C (sv) 1988-01-11
BR8406597A (pt) 1985-03-12
FI844615A0 (fi) 1984-11-23
US4595456A (en) 1986-06-17
SE8302047D0 (sv) 1983-04-13

Similar Documents

Publication Publication Date Title
SE8302047D0 (sv) Forfarande vid massatvettning
KR860000192A (ko) 압력 제어방법
SE9604111D0 (sv) Förfarande och anordning för framställning av kemisk cellulosamassa
SE9602017D0 (sv) Method and apparatus for pulping sawdust
SE9203612L (sv) Sätt vid blekning av massa utan användning av klorhaltiga kemikalier
SE9903344L (sv) Kokning av massa med speciella alkaliprofiler
SE8105552L (sv) Forfarande vid delignifierande blekning av cellulosamassa
SE8003407L (sv) Forfarande vid syrgasblekning av cellulosamassa
GB291064A (en) Improvements in or relating to apparatus for and processes of separating or extracting cellulose or paper pulp
EG15935A (en) Continuous process for removing silica from spent continuous process of removing silica from spent ppulping liquors ulping liquors
KR850001816A (ko) 회분식 다단침지 펄프화 공정
ATE254687T1 (de) Sauerstoffdelignifizierung von lignocelluloschischem zellstoff in zwei stufen
NO911330L (no) Tanninekstrakter.
ATE31469T1 (de) Entwaesserungsgefrierverfahren von geschaelten aepfelstuecken.
ATE476546T1 (de) Vorbehandlung von schnitzeln mit weisslauge vor einer behandlung mit schwarzlauge
NO920828L (no) Fremgangsmaate for delignifisering av celluloseholdige raastoffer
SE9403583D0 (sv) Förfarande vid slutindunstning av svartlut
SE8903724L (sv) Foerfarande foer taeckande av kemikaliefoerlusterna vid massaframstaellning
FI945783L (sv) Förfarande för effektivering av tvättning
KR850002216A (ko) 즉석 죽(粥)과 그 제조방법
SE8601835D0 (sv) Forfarande for blekning och kokning av celllulosa
RU96120455A (ru) Способ получения студнеобразователей из смеси морских красных водорослей
NO920830L (no) Fremgangsmaate for delignifisering av celluloseholdige raastoffer
GB758766A (en) Process for the production of pulp from bagasse
FI66214B (fi) Foerfarande foer blekning av fibermassa med tillhjaelp av syrgas

Legal Events

Date Code Title Description
NUG Patent has lapsed

Ref document number: 8302047-9

Effective date: 19911108

Format of ref document f/p: F