ATE22135T1 - Verwendung von sauerstoffabgebenden stoffen zur herabsetzung der dunkelfaerbung von pulpe. - Google Patents

Verwendung von sauerstoffabgebenden stoffen zur herabsetzung der dunkelfaerbung von pulpe.

Info

Publication number
ATE22135T1
ATE22135T1 AT82850185T AT82850185T ATE22135T1 AT E22135 T1 ATE22135 T1 AT E22135T1 AT 82850185 T AT82850185 T AT 82850185T AT 82850185 T AT82850185 T AT 82850185T AT E22135 T1 ATE22135 T1 AT E22135T1
Authority
AT
Austria
Prior art keywords
pulp
dark color
oxygen
oxygen releasing
reduce dark
Prior art date
Application number
AT82850185T
Other languages
English (en)
Inventor
Per Olle Noren
Original Assignee
Holmens Bruk Ab
Air Liquide
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 Holmens Bruk Ab, Air Liquide filed Critical Holmens Bruk Ab
Application granted granted Critical
Publication of ATE22135T1 publication Critical patent/ATE22135T1/de

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F1/00—Wet end of machines for making continuous webs of paper
    • D21F1/66—Pulp catching, de-watering, or recovering; Re-use of pulp-water
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S210/00—Liquid purification or separation
    • Y10S210/928—Paper mill waste, e.g. white water, black liquor treated

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Medicines Containing Plant Substances (AREA)
  • Carbon And Carbon Compounds (AREA)
AT82850185T 1981-09-22 1982-09-20 Verwendung von sauerstoffabgebenden stoffen zur herabsetzung der dunkelfaerbung von pulpe. ATE22135T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE8105591A SE442414B (sv) 1981-09-22 1981-09-22 Sett att minska eller inhibera morkfergningen av massa eller papper i bakvattensystem
EP82850185A EP0076788B1 (de) 1981-09-22 1982-09-20 Verwendung von sauerstoffabgebenden Stoffen zur Herabsetzung der Dunkelfärbung von Pulpe

Publications (1)

Publication Number Publication Date
ATE22135T1 true ATE22135T1 (de) 1986-09-15

Family

ID=20344604

Family Applications (1)

Application Number Title Priority Date Filing Date
AT82850185T ATE22135T1 (de) 1981-09-22 1982-09-20 Verwendung von sauerstoffabgebenden stoffen zur herabsetzung der dunkelfaerbung von pulpe.

Country Status (10)

Country Link
US (1) US4532007A (de)
EP (1) EP0076788B1 (de)
JP (1) JPS58501546A (de)
AT (1) ATE22135T1 (de)
AU (1) AU560874B2 (de)
CA (1) CA1200353A (de)
DE (1) DE3273203D1 (de)
FI (1) FI78752C (de)
SE (1) SE442414B (de)
WO (1) WO1983001080A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4756800A (en) * 1986-09-03 1988-07-12 The United States Of America As Represented By The Secretary Of Agriculture Method for producing salts of monoperoxysulfuric acid and simultaneously bleaching pulp
US5242593A (en) * 1988-12-09 1993-09-07 Oberkofler Joerg Method for reducing the build-up of slime and/or film in water circulation systems
US5194163A (en) * 1991-03-08 1993-03-16 Fmc Corporation Purification of waste streams
US5190669A (en) * 1991-03-08 1993-03-02 Fmc Corporation Purification of waste streams
FI110533B (fi) * 2000-05-04 2003-02-14 Aga Ab Menetelmä mikrobikasvun torjumiseksi
FI20025023A7 (fi) * 2001-08-21 2003-02-22 Liqum Oy Menetelmä paperi- tai selluprosessissa massa- ja kiertovesijärjestelmän kemiallisen tilan hallitsemiseksi
ES2558343T3 (es) * 2011-09-15 2016-02-03 Linde Aktiengesellschaft Tratamiento con oxígeno de agua y pasta papelera procedente de la producción de papel o cartón
DE102011083709A1 (de) * 2011-09-29 2013-04-04 Voith Patent Gmbh Betriebsverfahren für eine Stoffaufbereitung

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE745207C (de) * 1938-06-29 1944-03-01 Degussa Verfahren zum Reinigen von Faserstoff enthaltenden Trueben, wie z. B. Abwaessern der Papierherstellung
BE517333A (de) * 1952-02-02
US3578610A (en) * 1960-11-30 1971-05-11 United Aircraft Corp Process for fabrication of stoichiometric uranium monocarbide
US3405030A (en) * 1965-05-20 1968-10-08 Harry E. Morter Method of determining and controlling microbial activity in aqueous paper machine systems
US3405930A (en) * 1965-12-09 1968-10-15 Chester I. Williams Articulating clamp for securing form panels in rectangular configuration
US3514278A (en) * 1968-01-08 1970-05-26 Betz Laboratories Slime control agent and methods of application
FR1599588A (de) * 1968-12-30 1970-07-15
US3576710A (en) * 1969-07-28 1971-04-27 Cons Paper Inc Brightening of white water sludge
US3876497A (en) * 1971-11-23 1975-04-08 Sterling Drug Inc Paper mill waste sludge oxidation and product recovery
DE2905936B1 (de) * 1979-02-16 1980-04-30 Degussa Verfahren zum Aufhellen und Desodorieren von Sulfatzellstoff
DE3019519B1 (de) * 1980-05-22 1981-02-12 Degussa Verfahren zur Desodorierung von Sulfatzellstoff

Also Published As

Publication number Publication date
SE442414B (sv) 1985-12-23
FI78752C (fi) 1989-09-11
EP0076788A1 (de) 1983-04-13
JPS58501546A (ja) 1983-09-16
US4532007A (en) 1985-07-30
EP0076788B1 (de) 1986-09-10
FI831757A0 (fi) 1983-05-18
AU560874B2 (en) 1987-04-16
AU8959182A (en) 1983-04-08
DE3273203D1 (en) 1986-10-16
FI78752B (fi) 1989-05-31
FI831757L (fi) 1983-05-18
SE8105591L (sv) 1983-03-23
CA1200353A (en) 1986-02-11
WO1983001080A1 (en) 1983-03-31

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee