FI95821B - Menetelmä ja laite kaasun sekoittamiseksi väliaineeseen sekä menetelmää soveltava valkaisuprosessi - Google Patents

Menetelmä ja laite kaasun sekoittamiseksi väliaineeseen sekä menetelmää soveltava valkaisuprosessi

Info

Publication number
FI95821B
FI95821B FI914922A FI914922A FI95821B FI 95821 B FI95821 B FI 95821B FI 914922 A FI914922 A FI 914922A FI 914922 A FI914922 A FI 914922A FI 95821 B FI95821 B FI 95821B
Authority
FI
Finland
Prior art keywords
mixing
gas
pct
medium
present
Prior art date
Application number
FI914922A
Other languages
English (en)
Swedish (sv)
Other versions
FI914922A0 (fi
FI914922A (fi
Inventor
Mika Maekelae
Toivo Niskanen
Kari Peltonen
Original Assignee
Ahlstroem Oy
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=8533320&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=FI95821(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Ahlstroem Oy filed Critical Ahlstroem Oy
Priority to FI914922A priority Critical patent/FI95821B/fi
Publication of FI914922A0 publication Critical patent/FI914922A0/fi
Priority to EP92921912A priority patent/EP0610291B1/en
Priority to CA002121505A priority patent/CA2121505C/en
Priority to AT92921912T priority patent/ATE169517T1/de
Priority to DE69226644T priority patent/DE69226644T2/de
Priority to ES92921912T priority patent/ES2121870T3/es
Priority to PCT/FI1992/000276 priority patent/WO1993007961A1/en
Priority to US08/211,793 priority patent/US5536368A/en
Publication of FI914922A publication Critical patent/FI914922A/fi
Publication of FI95821B publication Critical patent/FI95821B/fi
Application granted granted Critical

Links

Classifications

    • 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
    • B01F27/27—Mixers with stator-rotor systems, e.g. with intermeshing teeth or cylinders or having orifices
    • B01F27/272—Mixers with stator-rotor systems, e.g. with intermeshing teeth or cylinders or having orifices with means for moving the materials to be mixed axially between the surfaces of the rotor and the stator, e.g. the stator rotor system formed by conical or cylindrical surfaces
    • 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
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/232—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles
    • B01F23/2321—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles by moving liquid and gas in counter current
    • 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
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
    • 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
    • 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
    • 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
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
    • B01F23/2336—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the location of the place of introduction of the gas relative to the stirrer
    • B01F23/23365—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the location of the place of introduction of the gas relative to the stirrer the gas being introduced at the radial periphery of the stirrer

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Treatment Of Fiber Materials (AREA)
FI914922A 1991-10-18 1991-10-18 Menetelmä ja laite kaasun sekoittamiseksi väliaineeseen sekä menetelmää soveltava valkaisuprosessi FI95821B (fi)

Priority Applications (8)

Application Number Priority Date Filing Date Title
FI914922A FI95821B (fi) 1991-10-18 1991-10-18 Menetelmä ja laite kaasun sekoittamiseksi väliaineeseen sekä menetelmää soveltava valkaisuprosessi
US08/211,793 US5536368A (en) 1991-10-18 1992-10-16 Method and apparatus for mixing a first medium to a second medium and a bleaching process applying said method
AT92921912T ATE169517T1 (de) 1991-10-18 1992-10-16 Verfahren und vorrichtung zum mischen von gas in eine faser-suspension und bleichverfahren, das das genannte verfahren anwendet
CA002121505A CA2121505C (en) 1991-10-18 1992-10-16 Method and apparatus for mixing a first medium to a second medium and a bleaching process applying said method
EP92921912A EP0610291B1 (en) 1991-10-18 1992-10-16 Method and apparatus for mixing gas into a fiber suspension and a bleaching process applying said method
DE69226644T DE69226644T2 (de) 1991-10-18 1992-10-16 Verfahren und vorrichtung zum mischen von gas in eine faser-suspension und bleichverfahren, das das genannte verfahren anwendet
ES92921912T ES2121870T3 (es) 1991-10-18 1992-10-16 Procedimiento y aparato para la mezcla de gas en una suspension de fibras y procedimiento de blanqueado mediante la aplicacion de dicho procedimiento.
PCT/FI1992/000276 WO1993007961A1 (en) 1991-10-18 1992-10-16 Method and apparatus for mixing a first medium to a second medium and a bleaching process applying said method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI914922A FI95821B (fi) 1991-10-18 1991-10-18 Menetelmä ja laite kaasun sekoittamiseksi väliaineeseen sekä menetelmää soveltava valkaisuprosessi

Publications (3)

Publication Number Publication Date
FI914922A0 FI914922A0 (fi) 1991-10-18
FI914922A FI914922A (fi) 1993-04-19
FI95821B true FI95821B (fi) 1995-12-15

Family

ID=8533320

Family Applications (1)

Application Number Title Priority Date Filing Date
FI914922A FI95821B (fi) 1991-10-18 1991-10-18 Menetelmä ja laite kaasun sekoittamiseksi väliaineeseen sekä menetelmää soveltava valkaisuprosessi

Country Status (8)

Country Link
US (1) US5536368A (fi)
EP (1) EP0610291B1 (fi)
AT (1) ATE169517T1 (fi)
CA (1) CA2121505C (fi)
DE (1) DE69226644T2 (fi)
ES (1) ES2121870T3 (fi)
FI (1) FI95821B (fi)
WO (1) WO1993007961A1 (fi)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI925558A (fi) * 1992-04-22 1993-10-23 Ahlstroem Oy Foerfarande och anordning foer blekning av massa
SE501894C2 (sv) * 1993-10-13 1995-06-12 Kvaerner Pulping Tech Förfarande och anordning för inmixning av fluid i en massasuspension
FI103019B (fi) * 1994-01-25 1999-04-15 Andritz Ahlstrom Oy Menetelmä ja laite kaasumaisen kemikaalin sekoittamiseksi kuitususpens ioon
US6193406B1 (en) * 1996-12-20 2001-02-27 Andritz-Ahlstrom Oy Method and apparatus for mixing pulp a suspension with a fluid medium with a freely rotatable mixing rotor
US6027572A (en) * 1997-06-23 2000-02-22 Princeton Trade And Technologt, Inc Cleaning method for removing biofilm and debris from lines and tubing
JP2001520328A (ja) * 1997-10-14 2001-10-30 エイ．アフルストロム オサケユキチュア パルプを加熱する方法および装置
US6579412B2 (en) * 1998-05-08 2003-06-17 L'air Liquide - Societe' Anonyme A' Directoire Et Conseil De Surveillance Pour L'etude Et L'exploitation Des Procedes Georges Claude Process for ozone bleaching of low consistency pulp
US20050067122A1 (en) * 2000-05-17 2005-03-31 Bijan Kazem Methods of processing lignocellulosic pulp with cavitation
AT413018B (de) * 2002-03-21 2005-10-15 Andritz Ag Maschf Verfahren und vorrichtung zum fördern von fliessfähigen medien
AT413017B (de) * 2002-03-21 2005-10-15 Andritz Ag Maschf Verfahren und vorrichtung zum einmischen von fluiden in fliessfähige medien
US6880966B1 (en) 2002-07-17 2005-04-19 Itt Manufacturing Enterprises, Inc. Inline high turbulence mixer having combined oblique and transverse stationary vanes
KR101977027B1 (ko) * 2012-03-28 2019-05-10 웅진코웨이 주식회사 버블공급기구를 구비한 도기세정장치 및 도기세정장치의 세정방법
CN112156731A (zh) * 2020-09-08 2021-01-01 南京延长反应技术研究院有限公司 一种聚乙醇酸的强化微界面制备***及方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2272573A (en) * 1939-04-24 1942-02-10 Phillips Petroleum Co Combined fluid mixer and pump
US2772863A (en) * 1954-08-30 1956-12-04 Pacific Pumps Inc Mixing pump
US3048376A (en) * 1958-04-09 1962-08-07 Curtiss Wright Corp Fluid mixing apparatus
FI62872C (fi) * 1978-06-06 1983-03-10 Ahlstroem Oy Anordning foer silning av fibersuspensioner
US4435085A (en) * 1982-08-06 1984-03-06 Ingersoll-Rand Company Mixer for use in pulp processes
US5279709A (en) * 1987-02-23 1994-01-18 A. Ahlstrom Method and apparatus for improving the control and treatment of fiber suspension flow
US5064093A (en) * 1990-04-16 1991-11-12 W. A. Lane, Inc. Product cup denester

Also Published As

Publication number Publication date
EP0610291A1 (en) 1994-08-17
FI914922A0 (fi) 1991-10-18
EP0610291B1 (en) 1998-08-12
DE69226644T2 (de) 1999-01-28
US5536368A (en) 1996-07-16
WO1993007961A1 (en) 1993-04-29
ES2121870T3 (es) 1998-12-16
CA2121505C (en) 2003-12-09
CA2121505A1 (en) 1993-04-29
FI914922A (fi) 1993-04-19
ATE169517T1 (de) 1998-08-15
DE69226644D1 (de) 1998-09-17

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