NO831429L - Behandling av masse med oksygen. - Google Patents

Behandling av masse med oksygen.

Info

Publication number
NO831429L
NO831429L NO831429A NO831429A NO831429L NO 831429 L NO831429 L NO 831429L NO 831429 A NO831429 A NO 831429A NO 831429 A NO831429 A NO 831429A NO 831429 L NO831429 L NO 831429L
Authority
NO
Norway
Prior art keywords
oxygen
mass
mixing
radius
metric ton
Prior art date
Application number
NO831429A
Other languages
English (en)
Norwegian (no)
Inventor
Howard Rand Battan
Joseph Maria Bentvelzen
Gerald Donovan Crosby
John Acroyd Fleck
Dennis Howard Justice
Michael Dean Meredith
Louis Otto Torregrossa
Henry Bepple
Original Assignee
Weyerhaeuser Co
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 Weyerhaeuser Co filed Critical Weyerhaeuser Co
Publication of NO831429L publication Critical patent/NO831429L/no

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
    • D21C9/10—Bleaching ; Apparatus therefor

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Shovels (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Earth Drilling (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
NO831429A 1981-09-04 1983-04-22 Behandling av masse med oksygen. NO831429L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US1981/001187 WO1983000816A1 (en) 1981-09-04 1981-09-04 Method and apparatus for mixing pulp with oxygen

Publications (1)

Publication Number Publication Date
NO831429L true NO831429L (no) 1983-04-22

Family

ID=22161409

Family Applications (1)

Application Number Title Priority Date Filing Date
NO831429A NO831429L (no) 1981-09-04 1983-04-22 Behandling av masse med oksygen.

Country Status (8)

Country Link
EP (1) EP0087412B1 (de)
JP (1) JPS58501328A (de)
AT (1) ATE31249T1 (de)
BR (1) BR8109040A (de)
DE (1) DE3176561D1 (de)
FI (1) FI74497C (de)
NO (1) NO831429L (de)
WO (1) WO1983000816A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI89516B (fi) 1989-05-10 1993-06-30 Ahlstroem Oy Foerfarande foer blekning av cellulosamassa med otson
US20170175329A1 (en) * 2015-12-17 2017-06-22 Nicole Rumore Methods for oxygen delignification and ozone bleaching of pulp
CN114326573B (zh) * 2021-12-24 2023-10-10 浙江华章科技有限公司 一种基于plc系统的连续配浆方法及系统
CN117684408B (zh) * 2024-02-02 2024-05-14 汶瑞机械(山东)有限公司 一种刮料器

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1591070A (en) * 1925-02-27 1926-07-06 Robert B Wolf Bleaching apparatus
US1827710A (en) * 1928-07-28 1931-10-13 Leyst-Kuchenmeister Carl Process for treating fibrous materials
US2516447A (en) * 1947-02-24 1950-07-25 Elmer R Burling Method and apparatus for chemical treatment
US2772138A (en) * 1952-12-31 1956-11-27 Hercules Powder Co Ltd Continuous bleaching process
US3293117A (en) * 1963-03-27 1966-12-20 Improved Machinery Inc High density pulp mixing
CA834629A (en) * 1966-09-30 1970-02-17 Amiel W. Brinkley, Jr. Rapid high consistency bleaching of pulp
SE355614B (de) * 1970-05-13 1973-04-30 Mo Och Domsjoe Ab
US3832276A (en) * 1973-03-07 1974-08-27 Int Paper Co Delignification and bleaching of a cellulose pulp slurry with oxygen
JPS5111681A (de) * 1974-07-19 1976-01-29 Sanyo Electric Co
SE389351B (sv) * 1975-03-14 1976-11-01 Kamyr Ab Sett och anordning for fordelning och inblandning av gas och/eller vetska i massasuspensioner av hog koncentration.
SE403916B (sv) * 1975-06-04 1978-09-11 Rolf Bertil Reinhall Anordning vid malapparater for lignocellulosahaltigt material
JPS52114702A (en) * 1976-03-19 1977-09-26 Toyo Pulp Co Ltd Process and device for treating cellulose material
US4198266A (en) * 1977-10-12 1980-04-15 Airco, Inc. Oxygen delignification of wood pulp
US4363697A (en) * 1979-12-03 1982-12-14 The Black Clawson Company Method for medium consistency oxygen delignification of pulp

Also Published As

Publication number Publication date
FI831474A0 (fi) 1983-04-29
FI74497C (fi) 1988-02-08
ATE31249T1 (de) 1987-12-15
EP0087412A4 (de) 1985-06-10
BR8109040A (pt) 1983-09-06
JPS58501328A (ja) 1983-08-11
EP0087412A1 (de) 1983-09-07
FI74497B (fi) 1987-10-30
EP0087412B1 (de) 1987-12-09
WO1983000816A1 (en) 1983-03-17
DE3176561D1 (en) 1988-01-21
FI831474L (fi) 1983-04-29

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