FI915845A0 - FOERFARANDE OCH ANORDNING FOER BLEKNING AV FIBERMATERIAL. - Google Patents

FOERFARANDE OCH ANORDNING FOER BLEKNING AV FIBERMATERIAL.

Info

Publication number
FI915845A0
FI915845A0 FI915845A FI915845A FI915845A0 FI 915845 A0 FI915845 A0 FI 915845A0 FI 915845 A FI915845 A FI 915845A FI 915845 A FI915845 A FI 915845A FI 915845 A0 FI915845 A0 FI 915845A0
Authority
FI
Finland
Prior art keywords
fibermaterial
anordning foer
och anordning
foerfarande och
blekning
Prior art date
Application number
FI915845A
Other languages
Finnish (fi)
Other versions
FI915845A (en
Inventor
Brian F Greenwood
Erwin D Funk
Jian Jiang
Thomas R Delcourt
Stephen J Dunn
Joseph R Phillips
Original Assignee
Kamyr Inc
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 Kamyr Inc filed Critical Kamyr Inc
Publication of FI915845A0 publication Critical patent/FI915845A0/en
Publication of FI915845A publication Critical patent/FI915845A/en

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
    • 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
    • B01F27/114—Helically shaped stirrers, i.e. stirrers comprising a helically shaped band or helically shaped band sections
    • B01F27/1143—Helically shaped stirrers, i.e. stirrers comprising a helically shaped band or helically shaped band sections screw-shaped, e.g. worms
    • 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
    • D21C9/147—Bleaching ; Apparatus therefor with oxygen or its allotropic modifications
    • D21C9/153—Bleaching ; Apparatus therefor with oxygen or its allotropic modifications with ozone
FI915845A 1990-12-21 1991-12-12 FOERFARANDE OCH ANORDNING FOER BLEKNING AV FIBERMATERIAL. FI915845A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US62972890A 1990-12-21 1990-12-21

Publications (2)

Publication Number Publication Date
FI915845A0 true FI915845A0 (en) 1991-12-12
FI915845A FI915845A (en) 1992-06-22

Family

ID=24524235

Family Applications (1)

Application Number Title Priority Date Filing Date
FI915845A FI915845A (en) 1990-12-21 1991-12-12 FOERFARANDE OCH ANORDNING FOER BLEKNING AV FIBERMATERIAL.

Country Status (8)

Country Link
EP (1) EP0492040A1 (en)
JP (1) JPH04245990A (en)
AU (1) AU7916491A (en)
BR (1) BR9104774A (en)
CA (1) CA2044898A1 (en)
FI (1) FI915845A (en)
NO (1) NO914100L (en)
ZA (1) ZA915143B (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5472572A (en) * 1990-10-26 1995-12-05 Union Camp Patent Holding, Inc. Reactor for bleaching high consistency pulp with ozone
US5520783A (en) * 1990-10-26 1996-05-28 Union Camp Patent Holding, Inc. Apparatus for bleaching high consistency pulp with ozone
CA2046717A1 (en) * 1991-02-06 1992-08-07 Beloit Technologies, Inc. Method and apparatus for treating fibrous materials with a gaseous reagent
US6126781A (en) * 1991-08-01 2000-10-03 Union Camp Patent Holding, Inc. Process for conditioning ozone gas recycle stream in ozone pulp bleaching
FI925558A (en) * 1992-04-22 1993-10-23 Ahlstroem Oy FOERFARANDE OCH ANORDNING FOER BLEKNING AV MASSA
KR950703683A (en) * 1992-10-01 1995-09-20 찰스 에이. 가글리아, 쥬니어 Improved bleaching method for high consistency lignocellulosic pulp
WO1994015018A1 (en) * 1992-12-18 1994-07-07 Ingersoll-Rand Company Method and apparatus for regulating wood pulp bleaching
US5810973A (en) * 1993-09-21 1998-09-22 Beloit Technologies, Inc. Apparatus for producing small particles from high consistency wood pulp
EP0770157A4 (en) * 1994-07-14 1998-01-07 Union Camp Patent Holding Improved bleaching of high consistency lignocellulosic pulp
WO1996005365A1 (en) * 1994-08-11 1996-02-22 Beloit Technologies, Inc. Means for gas-sealingly conveying shredded pulp
CA2227690A1 (en) * 1995-07-26 1997-02-13 L. Allan Carlsmith Method and apparatus for bleaching pulp with a gaseous bleaching reagent
US5944952A (en) * 1995-07-26 1999-08-31 Beloit Technologies, Inc. Method for bleaching high consistency pulp with a gaseous bleaching reagent
US6077396A (en) * 1997-05-16 2000-06-20 Lariviere; Christopher J. Apparatus for fluffing and contacting high consistancy wood pulp with a gaseous bleaching reagent
SE514416C2 (en) * 1999-06-10 2001-02-19 Valmet Fibertech Ab Method and system for gas-tight feed of pulp to an ozone bleaching reactor
US6994831B1 (en) * 2002-10-23 2006-02-07 The United States Of America As Represented By The United States Department Of Energy Oxidative tritium decontamination system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI67413C (en) * 1977-04-27 1985-03-11 Myrens Verksted As FOERFARANDE FOER BEHANDLING AV FINFOERDELAD FIBERHALTIG ELLER CELLULOSAHALTIG MASS SAMT ANORDNING FOER UTFOERANDE AV FOERFARANDET
FR2620744A1 (en) * 1987-09-17 1989-03-24 Degremont PROCESS FOR THE OZONE TREATMENT OF LIGNO-CELLULOSIC MATERIALS, IN PARTICULAR PAPER PULP AND REACTOR FOR THE IMPLEMENTATION OF SAID METHOD
AT395180B (en) * 1989-08-16 1992-10-12 Andritz Ag Maschf METHOD FOR CRUSHING MATERIALS AND SYSTEM FOR IMPLEMENTING IT

Also Published As

Publication number Publication date
CA2044898A1 (en) 1992-06-22
AU7916491A (en) 1992-06-25
ZA915143B (en) 1992-10-28
JPH04245990A (en) 1992-09-02
EP0492040A1 (en) 1992-07-01
NO914100L (en) 1992-06-22
FI915845A (en) 1992-06-22
NO914100D0 (en) 1991-10-18
BR9104774A (en) 1992-08-18

Similar Documents

Publication Publication Date Title
FI902267A0 (en) FOERFARANDE FOER PAOFYLLNING OCH TOEMNING AV PIPETT OCH PIPETT.
FI915845A0 (en) FOERFARANDE OCH ANORDNING FOER BLEKNING AV FIBERMATERIAL.
FI900031A (en) FOERFARANDE OCH ANORDNING FOER BEHANDLING AV GASER FRAON FOERGASNINGS- ELLER FOERBRAENNINGSANLAEGGNINGAR.
FI902269A0 (en) FOERFARANDE FOER LAOSNING AV PIPETTREGLERINGSANORDNING OCH PIPETT.
FI901486A0 (en) FOERFARANDE OCH ANORDNING FOER BEHANDLING AV EN MINERALFIBERBANA.
FI902243A (en) FOERFARANDE OCH ANORDNING FOER FOERFLYTTNING AV BETONGPLATTOR.
FI902463A0 (en) FOERFARANDE OCH ANORDNING FOER FRAMSTAELLNING AV KRETSKORT.
FI902183A0 (en) VERKTYG FOER OEPPNING OCH STAENGNING AV VENTILHATT FOER LUFTFYLLT DAECK.
FI902677A (en) FOERFARANDE FOER AOTERVINNING AV ALIFATISKA SYROR OCH SOCKRAR.
FI900168A0 (en) FOERFARANDE OCH ANORDNING FOER BORNING AV KANALOEPPNING.
FI902093A0 (en) FOERFARANDE OCH ANORDNING FOER FRAMSTAELLNING AV IHAOLIGA MIKROSFAERER.
FI901001A (en) FOERFARANDE OCH ANORDNING FOER FRAMSTAELLNING AV METALLMATRISKOMPOSIT.
FI901114A (en) FOERFARANDE OCH ANORDNING FOER AVLUFTNING AV BETONG.
FI900999A (en) ANLAEGGNING FOER FRAMSTAELLNING OCH ANVAENDNING AV BETONGMASSA.
FI901117A (en) FOERFARANDE OCH ANORDNING FOER FRAMSTAELLNING AV EN TRANSPORTSKRUV.
FI901931A (en) FOERFARANDE OCH ANORDNING FOER VAERMEBEHANDLING AV EN MJOELKPRODUKT.
FI901350A (en) FOERFARANDE OCH ANORDNING FOER FRAMSTAELLNING AV OLIKA FIBERMATERIAL FOER SPAONPLATTA- FIBERPLATTA- OCH TRAEINDUSTRER.
FI901229A0 (en) GOLVKONSTRUKTION OCH FOERFARANDE FOER BILDANDE AV DENSAMMA.
FI902022A0 (en) FOERFARANDE FOER FRAMSTAELLNING AV EN ROERANSLUTNING OCH ROERANSLUTNING.
FI900001A0 (en) FOERFARANDE OCH ANORDNING FOER BEHANDLING AV BETONGYTA.
FI902126A (en) FOERFARANDE OCH ANORDNING FOER AVDUNSTNING AV VAETSKA.
FI902213A (en) ANORDNING OCH FOERFARANDE FOER KYLNING AV VAEXTHUSVAEXTER.
FI900692A0 (en) FOERFARANDE OCH ANORDNING FOER BEKAEMPNING AV OLJESKADOR.
FI900133A0 (en) FOERFARANDE OCH ANORDNING FOER KOMPENSERING AV OEVERTRYCK.
FI900103A0 (en) DIELEKTRISK KERAMIKKOMPOSITION FOER MIKROVAOGSOMRAODET OCH ANVAENDNING DAER AV.

Legal Events

Date Code Title Description
FD Application lapsed