DE3889559T2 - Verfahren und Vorrichtung zur Verbesserung der Behandlung einer Fasersuspension und zur Kontrolle des Fliessens einer Fasersuspension. - Google Patents

Verfahren und Vorrichtung zur Verbesserung der Behandlung einer Fasersuspension und zur Kontrolle des Fliessens einer Fasersuspension.

Info

Publication number
DE3889559T2
DE3889559T2 DE3889559T DE3889559T DE3889559T2 DE 3889559 T2 DE3889559 T2 DE 3889559T2 DE 3889559 T DE3889559 T DE 3889559T DE 3889559 T DE3889559 T DE 3889559T DE 3889559 T2 DE3889559 T2 DE 3889559T2
Authority
DE
Germany
Prior art keywords
fiber suspension
improving
treatment
controlling
flow
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 - Lifetime
Application number
DE3889559T
Other languages
English (en)
Other versions
DE3889559D1 (de
Inventor
Toivo Niskanen
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.)
Andritz Oy
Original Assignee
Ahlstrom Corp
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 Ahlstrom Corp filed Critical Ahlstrom Corp
Application granted granted Critical
Publication of DE3889559D1 publication Critical patent/DE3889559D1/de
Publication of DE3889559T2 publication Critical patent/DE3889559T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/50—Mixing liquids with solids
    • B01F23/53—Mixing liquids with solids using driven stirrers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/30—Injector mixers
    • B01F25/31—Injector mixers in conduits or tubes through which the main component flows
    • B01F25/314—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced at the circumference of the conduit
    • B01F25/3141—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced at the circumference of the conduit with additional mixing means other than injector mixers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/05—Stirrers
    • B01F27/11—Stirrers characterised by the configuration of the stirrers
    • B01F27/112—Stirrers characterised by the configuration of the stirrers with arms, paddles, vanes or blades
    • B01F27/1126—Stirrers characterised by the configuration of the stirrers with arms, paddles, vanes or blades the stirrer being a bent rod supported at one end only
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/50—Pipe mixers, i.e. mixers wherein the materials to be mixed flow continuously through pipes, e.g. column mixers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/05—Stirrers
    • B01F27/11—Stirrers characterised by the configuration of the stirrers
    • B01F27/112—Stirrers characterised by the configuration of the stirrers with arms, paddles, vanes or blades
    • B01F27/1123—Stirrers characterised by the configuration of the stirrers with arms, paddles, vanes or blades sickle-shaped, i.e. curved in at least one direction

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Preliminary Treatment Of Fibers (AREA)
  • Taps Or Cocks (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
  • Pyrrole Compounds (AREA)
  • Endoscopes (AREA)
  • Inorganic Fibers (AREA)
DE3889559T 1987-02-23 1988-02-22 Verfahren und Vorrichtung zur Verbesserung der Behandlung einer Fasersuspension und zur Kontrolle des Fliessens einer Fasersuspension. Expired - Lifetime DE3889559T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI870747A FI82499C (fi) 1987-02-23 1987-02-23 Anordning foer foerbaettring av reglering och behandling av fibersuspensionsstroemning.

Publications (2)

Publication Number Publication Date
DE3889559D1 DE3889559D1 (de) 1994-06-23
DE3889559T2 true DE3889559T2 (de) 1994-09-29

Family

ID=8523990

Family Applications (3)

Application Number Title Priority Date Filing Date
DE198888102569T Pending DE280234T1 (de) 1987-02-23 1988-02-22 Verfahren und vorrichtung zur verbesseerung der kontrolle und der behandlung des fliessens einer fasersuspension.
DE3856373T Expired - Lifetime DE3856373T2 (de) 1987-02-23 1988-02-22 Rührwerk zur Verbesserung der Verarbeitung von Fasernsuspension
DE3889559T Expired - Lifetime DE3889559T2 (de) 1987-02-23 1988-02-22 Verfahren und Vorrichtung zur Verbesserung der Behandlung einer Fasersuspension und zur Kontrolle des Fliessens einer Fasersuspension.

Family Applications Before (2)

Application Number Title Priority Date Filing Date
DE198888102569T Pending DE280234T1 (de) 1987-02-23 1988-02-22 Verfahren und vorrichtung zur verbesseerung der kontrolle und der behandlung des fliessens einer fasersuspension.
DE3856373T Expired - Lifetime DE3856373T2 (de) 1987-02-23 1988-02-22 Rührwerk zur Verbesserung der Verarbeitung von Fasernsuspension

Country Status (7)

Country Link
EP (2) EP0578284B1 (de)
JP (1) JPS63288288A (de)
AT (2) ATE185704T1 (de)
CA (1) CA1313325C (de)
DE (3) DE280234T1 (de)
FI (1) FI82499C (de)
NO (1) NO178468B (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT403063B (de) * 1995-04-12 1997-11-25 Andritz Patentverwaltung Vorrichtung zum einmischen von chemikalien in eine faserstoffsuspension
SE532643C2 (sv) 2008-07-03 2010-03-09 Metso Paper Inc Förfarande och apparat för styrning av flöde av massasuspension
FR2997635A1 (fr) * 2012-11-05 2014-05-09 Spcm Sa Dispositif pour l'injection puis le melange de polymere dans une canalisation transportant une suspension de particules solides et procede mettant en œuvre le dispositif

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1066544B (de) * 1956-12-18 1959-10-08 Aschaffenburger Zellstoffwerke Vorrichtung zum Mischen von Fluessigkeiten untereinander oder mit Gasen oder von Stoffgemischen mit verschiedenen Konsistenzen in einem feststehenden, rohrfoermigen Gehaeuse mit einer in diesem umlaufenden Ruehrwelle
US4030969A (en) * 1972-06-13 1977-06-21 Defibrator Ab Method of dispersing a bleaching agent into a stream of fibrous cellulosic pulp material in a throttling nozzle
JPS6031554B2 (ja) * 1976-12-28 1985-07-23 日産自動車株式会社 塗装方法および装置
US4199266A (en) * 1977-08-31 1980-04-22 Giusti Raolo B Processing vessels
DE3033240A1 (de) * 1980-09-04 1982-04-01 Wolfgang 4200 Oberhausen Riese Segment- kugelhahn fuer silo-fahrzeuge
JPS6031554U (ja) * 1983-08-09 1985-03-04 株式会社　不二工機製作所 弁
US4662394A (en) * 1985-10-25 1987-05-05 Johnston Pump/General Valve, Inc. Tight shut-off valve with flow control element

Also Published As

Publication number Publication date
DE280234T1 (de) 1989-06-22
DE3856373D1 (de) 1999-11-25
JPH0240790B2 (de) 1990-09-13
NO880758D0 (no) 1988-02-22
EP0578284A2 (de) 1994-01-12
EP0578284B1 (de) 1999-10-20
ATE185704T1 (de) 1999-11-15
FI870747A (fi) 1988-08-24
EP0280234A3 (de) 1991-01-09
FI870747A0 (fi) 1987-02-23
FI82499B (fi) 1990-11-30
NO178468B (no) 1995-12-27
FI82499C (fi) 1992-07-14
EP0578284A3 (en) 1997-03-12
EP0280234B1 (de) 1994-05-18
NO880758L (no) 1989-08-23
CA1313325C (en) 1993-02-02
DE3889559D1 (de) 1994-06-23
EP0280234A2 (de) 1988-08-31
DE3856373T2 (de) 2000-03-23
JPS63288288A (ja) 1988-11-25
ATE105884T1 (de) 1994-06-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: ANDRITZ-AHLSTROM OY, ESPOO, FI