ES485487A1 - Dispositivo para destintar suspensiones de material fibroso - Google Patents
Dispositivo para destintar suspensiones de material fibrosoInfo
- Publication number
- ES485487A1 ES485487A1 ES485487A ES485487A ES485487A1 ES 485487 A1 ES485487 A1 ES 485487A1 ES 485487 A ES485487 A ES 485487A ES 485487 A ES485487 A ES 485487A ES 485487 A1 ES485487 A1 ES 485487A1
- Authority
- ES
- Spain
- Prior art keywords
- fibrous material
- suspensions
- translation
- machine
- legally binding
- 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
Links
- 239000002657 fibrous material Substances 0.000 title abstract 5
- 239000000725 suspension Substances 0.000 title abstract 5
- 238000005188 flotation Methods 0.000 abstract 4
- 238000005273 aeration Methods 0.000 abstract 2
- 239000006260 foam Substances 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
- B03D1/1443—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
- 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
- B03D1/1475—Flotation tanks having means for discharging the pulp, e.g. as a bleed stream
-
- 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
- B03D1/24—Pneumatic
- B03D1/242—Nozzles for injecting gas into the flotation tank
-
- 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
- B03D1/24—Pneumatic
- B03D1/247—Mixing gas and slurry in a device separate from the flotation tank, i.e. reactor-separator type
-
- 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
- B03D1/1493—Flotation machines with means for establishing a specified flow pattern
-
- 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)
- Treatment Of Fiber Materials (AREA)
Abstract
Dispositivo para destintar suspensiones de material fibroso mediante flotación que consta de una celda anular de flotación con instalaciones asociadas con éste para la retirada por succión de la espuma y para la aireación, así como instalaciones para la aportación y retirada de suspensión de material fibroso con respecto a la celda anular de flotación, caracterizado por la combinación de las siguientes particularidades: en la celda anular de flotación a) la o las bocas de aportación para la suspensión de material fibroso se encuentran entre 300 y 1000 mm por debajo del nivel de la suspensión de material fibroso; b) la boca de retirada está aproximadamente a la altura del fondo y c) la o las bocas de aireación ulterior están dispuestas a 300 hasta 500 mm por encima de la boca de retirada y a 300 hasta 1700 mm por debajo de la o las bocas de aportación.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2914392A DE2914392C2 (de) | 1979-04-10 | 1979-04-10 | Verfahren und Vorrichtung zum Deinken von Faserstoffsuspensionen |
Publications (1)
Publication Number | Publication Date |
---|---|
ES485487A1 true ES485487A1 (es) | 1980-05-16 |
Family
ID=6067920
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES485487A Expired ES485487A1 (es) | 1979-04-10 | 1979-10-29 | Dispositivo para destintar suspensiones de material fibroso |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE2914392C2 (es) |
ES (1) | ES485487A1 (es) |
FI (1) | FI69492C (es) |
IT (1) | IT1124212B (es) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0037513B1 (de) * | 1980-04-09 | 1984-08-08 | Feldmühle Aktiengesellschaft | Flotationsvorrichtung zum Deinken von Faserstoffsuspensionen |
DE3120202C2 (de) * | 1981-05-21 | 1986-06-26 | J.M. Voith Gmbh, 7920 Heidenheim | Einrichtung zum Deinken von Altpapier durch Flotation |
DE3127290C2 (de) * | 1981-07-10 | 1986-10-30 | J.M. Voith Gmbh, 7920 Heidenheim | Flotationseinrichtung zur Aufbereitung von Altpapier |
CH658481A5 (de) * | 1983-02-18 | 1986-11-14 | Escher Wyss Gmbh | Flotationsvorrichtung zum flotieren von aus altpapier gewonnener faserstoffsuspension. |
DE3406990A1 (de) * | 1984-02-27 | 1985-08-29 | E. & M. Lamort S.A., Vitry-le-François, Marne | Verfahren und vorrichtung zum flotieren von dispersionen |
CH665859A5 (de) * | 1984-12-19 | 1988-06-15 | Escher Wyss Gmbh | Verfahren und vorrichtung zum entfernen von verunreinigungen aus altpapier. |
DE102009015404A1 (de) * | 2009-03-27 | 2010-09-30 | Voith Patent Gmbh | Verfahren zur Entfernung von Feststoffen aus einer Faserstoffsuspension durch Flotation sowie Flotationsvorrichtung zu seiner Durchführung |
DE102012006596B3 (de) * | 2012-04-02 | 2013-08-08 | Erwin Sander Elektroapparatebau Gmbh | Einrichtung zum Reinigen von Wasser, insbesondere Aquarienwasser |
DE102012209756A1 (de) | 2012-06-12 | 2013-12-12 | Siemens Aktiengesellschaft | Verfahren zum Entkalken von Prozesswasser |
-
1979
- 1979-04-10 DE DE2914392A patent/DE2914392C2/de not_active Expired
- 1979-09-19 FI FI792919A patent/FI69492C/fi not_active IP Right Cessation
- 1979-10-23 IT IT1278479A patent/IT1124212B/it active
- 1979-10-29 ES ES485487A patent/ES485487A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FI69492B (fi) | 1985-10-31 |
IT1124212B (it) | 1986-05-07 |
FI792919A (fi) | 1980-10-11 |
DE2914392C2 (de) | 1980-10-23 |
FI69492C (fi) | 1986-02-10 |
DE2914392B1 (de) | 1980-02-28 |
IT7912784A0 (it) | 1979-10-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD1A | Patent lapsed |
Effective date: 19990201 |