NO941197L - Flottasjonsinnretning - Google Patents
FlottasjonsinnretningInfo
- Publication number
- NO941197L NO941197L NO941197A NO941197A NO941197L NO 941197 L NO941197 L NO 941197L NO 941197 A NO941197 A NO 941197A NO 941197 A NO941197 A NO 941197A NO 941197 L NO941197 L NO 941197L
- Authority
- NO
- Norway
- Prior art keywords
- hand
- separating part
- dirt particles
- diameter
- air
- Prior art date
Links
- 239000002245 particle Substances 0.000 abstract 2
- 239000000725 suspension Substances 0.000 abstract 2
- 238000004140 cleaning Methods 0.000 abstract 1
- 238000005188 flotation Methods 0.000 abstract 1
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
- D21B1/00—Fibrous raw materials or their mechanical treatment
- D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
- D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
- D21B1/30—Defibrating by other means
- D21B1/32—Defibrating by other means of waste paper
- D21B1/325—Defibrating by other means of waste paper de-inking devices
- D21B1/327—Defibrating by other means of waste paper de-inking devices using flotation devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D1/00—Flotation
- B03D1/14—Flotation machines
- B03D1/1418—Flotation machines using centrifugal forces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C3/00—Apparatus in which the axial direction of the vortex flow following a screw-thread type line remains unchanged ; Devices in which one of the two discharge ducts returns centrally through the vortex chamber, a reverse-flow vortex being prevented by bulkheads in the central discharge duct
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D1/00—Flotation
- B03D1/14—Flotation machines
- B03D1/1443—Feed or discharge mechanisms for flotation tanks
- B03D1/1456—Feed mechanisms for the slurry
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
- B03D1/00—Flotation
- B03D1/14—Flotation machines
- B03D1/1443—Feed or discharge mechanisms for flotation tanks
- B03D1/1462—Discharge mechanisms for the froth
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
- B04C3/00—Apparatus in which the axial direction of the vortex flow following a screw-thread type line remains unchanged ; Devices in which one of the two discharge ducts returns centrally through the vortex chamber, a reverse-flow vortex being prevented by bulkheads in the central discharge duct
- B04C2003/003—Shapes or dimensions of vortex chambers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/64—Paper recycling
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biotechnology (AREA)
- Wood Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Paper (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Cyclones (AREA)
- Fish Paste Products (AREA)
Abstract
Oppfinnelsen vedrører en flottasjonsinnretning, særlig for rensing av fibersuspensjonen i papirindustrien, med en i hovedsaken rotasjonssymmetrisk skllledel (1) for luftbobler med dertil heftede smusspartlkler og fibre, særlig med et tangensielt tilløp (2) og utløp (5) for renset suspensjon, samt et sentralt dykkrør (14) for utføring av smusspartlkler og luft. Det som utmerker flottasjonsinnretningen er at til- strømningen (2) er anordnet nedentil, mens utstrøm- ningen (5) er anordnet oventil, idet skllledelen (1) avsmalner vesentlig l retning oppover, hvorunder diameterforholdet mellom den største diameter (Dj) og den minste diameter (02) ligger på mellom 1,2 og 3.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4310807 | 1993-04-02 |
Publications (2)
Publication Number | Publication Date |
---|---|
NO941197D0 NO941197D0 (no) | 1994-03-30 |
NO941197L true NO941197L (no) | 1994-10-03 |
Family
ID=6484547
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO941197A NO941197L (no) | 1993-04-02 | 1994-03-30 | Flottasjonsinnretning |
Country Status (8)
Country | Link |
---|---|
EP (1) | EP0618012B1 (no) |
JP (1) | JPH0748791A (no) |
AT (1) | ATE142911T1 (no) |
BR (1) | BR9400885A (no) |
CA (1) | CA2120436A1 (no) |
DE (1) | DE59400653D1 (no) |
FI (1) | FI941536A (no) |
NO (1) | NO941197L (no) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4330635C2 (de) * | 1993-09-10 | 1996-07-11 | Voith Sulzer Stoffaufbereitung | Verfahren zur Abtrennung von Feststoffen durch Flotation und Flotationsvorrichtung |
DE4426159A1 (de) * | 1994-07-22 | 1994-12-08 | Voith Gmbh J M | Flotationseinrichtung |
DE4432042C2 (de) * | 1994-09-09 | 1998-07-02 | Forschungszentrum Juelich Gmbh | Begasungs-/Flotations-Reaktor mit Anordnungen zur Abtrennung von Feststoffen aus Flüssigkeiten |
US5580446A (en) * | 1994-10-20 | 1996-12-03 | International Paper Company | Screen, vortex apparatus for cleaning recycled pulp and related process |
US5529190A (en) * | 1995-02-06 | 1996-06-25 | Ahlstrom Machinery, Inc. | Gas sparged hydrocyclone with foam separating vessel |
US5899342A (en) * | 1997-06-04 | 1999-05-04 | Voith Sulzer Paper Technology North America, Inc. | Hydrocyclone separator |
DE19803089C2 (de) * | 1998-01-28 | 2001-07-26 | Voith Paper Patent Gmbh | Flotationsvorrichtung zur Abtrennung von Feststoffen |
DE19811090A1 (de) * | 1998-03-13 | 1999-09-16 | Georg Klas | Zyklonabscheider |
AU3057999A (en) * | 1998-03-25 | 1999-10-18 | Nederlandse Organisatie Voor Toegepast- Natuurwetenschappelijk Onderzoek Tno | A process for removing contaminants from waste paper |
DE19939275A1 (de) | 1999-08-19 | 2001-02-22 | Voith Paper Patent Gmbh | Vorrichtung und Verfahren zum Entgasen eines flüssigen oder pastösen Mediums in einer Maschine zum Herstellen und/oder Veredeln einer Materialbahn, insbesondere aus Papier oder Karton |
WO2002074440A1 (en) * | 2001-03-19 | 2002-09-26 | Maelgwyn Mineral Services Limited | Pneumatic flotation separation device |
NO329085B1 (no) * | 2008-01-31 | 2010-08-16 | Sorbwater Technology As | Fremgangsmate og apparat for separasjon av fluidfaser, samt anvendelser derav |
MY192203A (en) * | 2011-11-07 | 2022-08-08 | Halliburton Energy Services Inc | Fluid discrimination for use with a subterranean well |
IT201700070854A1 (it) * | 2017-06-26 | 2018-12-26 | Dellaquila Sergio | Ciclone separatore. |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2738782C2 (de) * | 1977-08-27 | 1979-07-12 | J.M. Voith Gmbh, 7920 Heidenheim | Flotationsvorrichtung zum Entfernen von Druckerschwärze |
US4378289A (en) * | 1981-01-07 | 1983-03-29 | Hunter A Bruce | Method and apparatus for centrifugal separation |
CH658481A5 (de) * | 1983-02-18 | 1986-11-14 | Escher Wyss Gmbh | Flotationsvorrichtung zum flotieren von aus altpapier gewonnener faserstoffsuspension. |
US5080792A (en) * | 1990-08-03 | 1992-01-14 | Amoco Corporation | Apparatus and method for separating fluids |
-
1994
- 1994-03-11 EP EP19940103747 patent/EP0618012B1/de not_active Expired - Lifetime
- 1994-03-11 AT AT94103747T patent/ATE142911T1/de not_active IP Right Cessation
- 1994-03-11 DE DE59400653T patent/DE59400653D1/de not_active Expired - Fee Related
- 1994-03-23 BR BR9400885A patent/BR9400885A/pt not_active Application Discontinuation
- 1994-03-30 NO NO941197A patent/NO941197L/no unknown
- 1994-03-31 FI FI941536A patent/FI941536A/fi unknown
- 1994-03-31 CA CA 2120436 patent/CA2120436A1/en not_active Abandoned
- 1994-04-01 JP JP6521394A patent/JPH0748791A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
JPH0748791A (ja) | 1995-02-21 |
EP0618012B1 (de) | 1996-09-18 |
BR9400885A (pt) | 1994-10-25 |
FI941536A (fi) | 1994-10-03 |
EP0618012A1 (de) | 1994-10-05 |
ATE142911T1 (de) | 1996-10-15 |
CA2120436A1 (en) | 1994-10-03 |
NO941197D0 (no) | 1994-03-30 |
DE59400653D1 (de) | 1996-10-24 |
FI941536A0 (fi) | 1994-03-31 |
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