CA1255237A - Method in thickening a fiber suspension in a thickening apparatus - Google Patents

Method in thickening a fiber suspension in a thickening apparatus

Info

Publication number
CA1255237A
CA1255237A CA000463374A CA463374A CA1255237A CA 1255237 A CA1255237 A CA 1255237A CA 000463374 A CA000463374 A CA 000463374A CA 463374 A CA463374 A CA 463374A CA 1255237 A CA1255237 A CA 1255237A
Authority
CA
Canada
Prior art keywords
fiber
thickening
pressure
suspension
thickening apparatus
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA000463374A
Other languages
English (en)
French (fr)
Inventor
N.A. Lennart Wikdahl
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of CA1255237A publication Critical patent/CA1255237A/en
Expired legal-status Critical Current

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
    • D21C9/18—De-watering; Elimination of cooking or pulp-treating liquors from the pulp
    • 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
    • D21G—CALENDERS; ACCESSORIES FOR PAPER-MAKING MACHINES
    • D21G9/00—Other accessories for paper-making machines
    • D21G9/0009—Paper-making control systems

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
CA000463374A 1983-09-19 1984-09-17 Method in thickening a fiber suspension in a thickening apparatus Expired CA1255237A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE8305036-9 1983-09-19
SE8305036A SE451736B (sv) 1983-09-19 1983-09-19 Sett vid urvattning av en vattenhaltig suspension innehallande cellulosafibrer

Publications (1)

Publication Number Publication Date
CA1255237A true CA1255237A (en) 1989-06-06

Family

ID=20352553

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000463374A Expired CA1255237A (en) 1983-09-19 1984-09-17 Method in thickening a fiber suspension in a thickening apparatus

Country Status (6)

Country Link
JP (1) JPS60151394A (fi)
CA (1) CA1255237A (fi)
DE (1) DE3434241C2 (fi)
FI (1) FI83241C (fi)
FR (1) FR2552129B1 (fi)
SE (1) SE451736B (fi)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI82082C (fi) * 1989-03-29 1991-12-10 Ahlstroem Oy Foerfarande och anordning foer behandling av massa.
ES2023626T3 (es) * 1989-10-10 1994-07-01 Nils Anders Lennart Wikdahl Metodo y dispositivo para la produccion de pulpa de celulosa de calidad mejorada.

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2781910A (en) * 1951-11-30 1957-02-19 Stamicarbon Process of thickening suspensions or emulsions
US3455821A (en) * 1964-02-01 1969-07-15 Ahlstroem Oy Apparatus for treating slurries or gases with screen or filter surfaces under pressure
GB1201635A (en) * 1966-10-20 1970-08-12 Defibrator Ab Improvements in or relating to dewaterers for a fibre pulp suspension
SE330826B (fi) * 1967-02-17 1970-11-30 N Wikdahl
SE406944B (sv) * 1976-04-14 1979-03-05 Mo Och Domsjoe Ab Forfarande for att reglera tillsatsen av suspensinsvetska vid kontinuerlig tvettning av suspensioner
SE406943B (sv) * 1976-04-14 1979-03-05 Mo Och Domsjoe Ab Forfarande for kontinuerlig tvettning av suspensioner
CS201120B1 (en) * 1976-07-27 1980-10-31 Svetozar Vagac Method of and apparatus for reclaiming individual components of papermaking combined waste materials
SU628199A1 (ru) * 1977-01-03 1978-10-15 Научно-Исследовательский И Проектно-Конструкторский Институт Целлюлозного Машиностроения Система автоматического регулировани параметров процесса сгущени
US4253945A (en) * 1979-08-10 1981-03-03 Domtar Inc. High consistency pulp cleaning
JPS5847912A (ja) * 1981-09-14 1983-03-19 Shigehisa Okayama 金属製煙突
DE3205768A1 (de) * 1982-02-18 1983-08-25 J.M. Voith Gmbh, 7920 Heidenheim Anlage zur altpapieraufbereitung
US4582568A (en) * 1983-09-15 1986-04-15 Beloit Corporation Apparatus for controlling the consistency of a pulp suspension

Also Published As

Publication number Publication date
FI843651L (fi) 1985-03-20
FI83241C (fi) 1996-08-20
SE451736B (sv) 1987-10-26
JPS60151394A (ja) 1985-08-09
DE3434241A1 (de) 1985-04-04
SE8305036L (sv) 1985-03-20
FI83241B (fi) 1991-02-28
SE8305036D0 (sv) 1983-09-19
FR2552129B1 (fr) 1987-11-20
FR2552129A1 (fr) 1985-03-22
DE3434241C2 (de) 1994-02-10
FI843651A0 (fi) 1984-09-18

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Legal Events

Date Code Title Description
MKEX Expiry