SE9303352L - Förfarande och anordning för inmixning av ozonhaltig gas i en massasuspension - Google Patents
Förfarande och anordning för inmixning av ozonhaltig gas i en massasuspensionInfo
- Publication number
- SE9303352L SE9303352L SE9303352A SE9303352A SE9303352L SE 9303352 L SE9303352 L SE 9303352L SE 9303352 A SE9303352 A SE 9303352A SE 9303352 A SE9303352 A SE 9303352A SE 9303352 L SE9303352 L SE 9303352L
- Authority
- SE
- Sweden
- Prior art keywords
- pulp
- suspension
- rotor
- gas
- stator
- Prior art date
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
- B01F27/27—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
- 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
- B01F27/2722—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 provided with ribs, ridges or grooves on one surface
-
- 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
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F2025/91—Direction of flow or arrangement of feed and discharge openings
-
- 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
- B01F2025/91—Direction of flow or arrangement of feed and discharge openings
- B01F2025/911—Axial flow
-
- 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
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Paper (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9303352A SE501895C2 (sv) | 1993-10-13 | 1993-10-13 | Förfarande och anordning för inmixning av ozonhaltig gas i en massasuspension |
PCT/SE1994/000955 WO1995010351A1 (en) | 1993-10-13 | 1994-10-11 | A method and an apparatus for mixing ozone-bearing gas into a pulp-suspension |
AU79526/94A AU7952694A (en) | 1993-10-13 | 1994-10-11 | A method and an apparatus for mixing ozone-bearing gas into a pulp-suspension |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9303352A SE501895C2 (sv) | 1993-10-13 | 1993-10-13 | Förfarande och anordning för inmixning av ozonhaltig gas i en massasuspension |
Publications (3)
Publication Number | Publication Date |
---|---|
SE9303352D0 SE9303352D0 (sv) | 1993-10-13 |
SE9303352L true SE9303352L (sv) | 1995-04-14 |
SE501895C2 SE501895C2 (sv) | 1995-06-12 |
Family
ID=20391401
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE9303352A SE501895C2 (sv) | 1993-10-13 | 1993-10-13 | Förfarande och anordning för inmixning av ozonhaltig gas i en massasuspension |
Country Status (3)
Country | Link |
---|---|
AU (1) | AU7952694A (sv) |
SE (1) | SE501895C2 (sv) |
WO (1) | WO1995010351A1 (sv) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
AT408986B (de) * | 1998-07-28 | 2002-04-25 | Chemiefaser Lenzing Ag | Verfahren zur alkalisierung von zellstoff |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE419603B (sv) * | 1979-11-27 | 1981-08-17 | Kamyr Ab | Apparat for inblandning av behandlingsmedel i suspensioner |
-
1993
- 1993-10-13 SE SE9303352A patent/SE501895C2/sv not_active IP Right Cessation
-
1994
- 1994-10-11 WO PCT/SE1994/000955 patent/WO1995010351A1/en active Application Filing
- 1994-10-11 AU AU79526/94A patent/AU7952694A/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
WO1995010351A1 (en) | 1995-04-20 |
SE501895C2 (sv) | 1995-06-12 |
AU7952694A (en) | 1995-05-04 |
SE9303352D0 (sv) | 1993-10-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |
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