IT1153105B - Dispositivo di flottazione per la preparazione della carta straccia - Google Patents
Dispositivo di flottazione per la preparazione della carta stracciaInfo
- Publication number
- IT1153105B IT1153105B IT22186/82A IT2218682A IT1153105B IT 1153105 B IT1153105 B IT 1153105B IT 22186/82 A IT22186/82 A IT 22186/82A IT 2218682 A IT2218682 A IT 2218682A IT 1153105 B IT1153105 B IT 1153105B
- Authority
- IT
- Italy
- Prior art keywords
- flotation tank
- flotation device
- paper preparation
- flotation
- stack paper
- Prior art date
Links
- 238000005188 flotation Methods 0.000 title abstract 6
- 239000010893 paper waste Substances 0.000 abstract 2
- 239000000725 suspension Substances 0.000 abstract 2
- 238000000605 extraction Methods 0.000 abstract 1
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
- D21F1/00—Wet end of machines for making continuous webs of paper
- D21F1/66—Pulp catching, de-watering, or recovering; Re-use of pulp-water
- D21F1/70—Pulp catching, de-watering, or recovering; Re-use of pulp-water by flotation
-
- 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
- B03D1/1412—Flotation machines with baffles, e.g. at the wall for redirecting settling solids
-
- 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
- B03D1/24—Pneumatic
- B03D1/247—Mixing gas and slurry in a device separate from the flotation tank, i.e. reactor-separator type
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biotechnology (AREA)
- Paper (AREA)
- Physical Water Treatments (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3127290A DE3127290C2 (de) | 1981-07-10 | 1981-07-10 | Flotationseinrichtung zur Aufbereitung von Altpapier |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8222186A0 IT8222186A0 (it) | 1982-07-01 |
IT1153105B true IT1153105B (it) | 1987-01-14 |
Family
ID=6136607
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT22186/82A IT1153105B (it) | 1981-07-10 | 1982-07-01 | Dispositivo di flottazione per la preparazione della carta straccia |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS5817854A (it) |
AT (1) | AT378015B (it) |
DE (1) | DE3127290C2 (it) |
FR (1) | FR2509337A1 (it) |
GB (1) | GB2102308B (it) |
IT (1) | IT1153105B (it) |
SE (1) | SE451676B (it) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3211906C1 (de) * | 1982-03-31 | 1988-12-01 | J.M. Voith Gmbh, 7920 Heidenheim | Injektor fuer Flotationsapparate |
GB8310494D0 (en) * | 1983-04-19 | 1983-05-25 | Beloit Walmsley Ltd | Deinking |
AT387407B (de) * | 1984-01-09 | 1989-01-25 | Escher Wyss Gmbh | Flotationsvorrichtung zum flotieren von aus altpapier gewonnener faserstoffsuspension |
DE3524071A1 (de) * | 1985-07-05 | 1987-01-15 | Erich Ing Grad Kurz | Verfahren und einrichtung zur flotation von fasersuspensionen |
EP0483265B1 (de) * | 1989-07-17 | 1993-09-01 | Zander Aufbereitungstechnik GmbH | Schmutzwasseraufbereitungsanlage nach dem flotations-verfahren |
US5114568A (en) * | 1990-07-13 | 1992-05-19 | Earth Solutions, Inc. | Reclamation system for contaminated material |
DE4116916C2 (de) * | 1991-05-24 | 1994-09-22 | Escher Wyss Gmbh | Flotationseinrichtung zur Störstoff- insbesondere Druckfarbenentfernung aus Altpapiersuspensionen |
DE4312540C1 (de) * | 1993-04-17 | 1994-10-13 | Escher Wyss Gmbh | Verfahren zur Abtrennung von Feststoffen aus einer Suspension sowie Vorrichtung zu seiner Durchführung |
DE19730464A1 (de) | 1997-07-16 | 1999-01-21 | Voith Sulzer Stoffaufbereitung | Verfahren und Flotationsvorrichtung zur Entfernung von Störstoffen aus einer wäßrigen Faserstoffsuspension |
EP1208897A1 (en) | 2000-11-21 | 2002-05-29 | Epcon Norge AS | Combined degassing and flotation tank |
AU2001240887B2 (en) * | 2001-03-19 | 2007-05-24 | Maelgwyn Mineral Services Limited | Pneumatic flotation separation device |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2535553A1 (de) * | 1974-08-09 | 1976-02-19 | Mitsui Mining & Smelting Co | Verfahren und vorrichtung fuer die extraktion von farbe aus abfallpapier |
CH614636A5 (en) * | 1976-04-12 | 1979-12-14 | Swemac Sa | Process and installation for the elimination, by flotation, of impurities in the form of solid particles contained in a liquid |
DE2914392C2 (de) * | 1979-04-10 | 1980-10-23 | E. Et M. Lamort S.A., Vitry-Le-Francois | Verfahren und Vorrichtung zum Deinken von Faserstoffsuspensionen |
-
1981
- 1981-07-10 DE DE3127290A patent/DE3127290C2/de not_active Expired
-
1982
- 1982-05-21 AT AT0200982A patent/AT378015B/de not_active IP Right Cessation
- 1982-06-10 SE SE8203594A patent/SE451676B/sv not_active IP Right Cessation
- 1982-06-25 GB GB08218457A patent/GB2102308B/en not_active Expired
- 1982-07-01 FR FR8211718A patent/FR2509337A1/fr active Granted
- 1982-07-01 IT IT22186/82A patent/IT1153105B/it active
- 1982-07-10 JP JP57120446A patent/JPS5817854A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
IT8222186A0 (it) | 1982-07-01 |
GB2102308A (en) | 1983-02-02 |
SE8203594L (sv) | 1983-01-11 |
JPS5817854A (ja) | 1983-02-02 |
GB2102308B (en) | 1985-12-04 |
FR2509337B3 (it) | 1984-07-27 |
DE3127290A1 (de) | 1983-01-27 |
ATA200982A (de) | 1984-10-15 |
DE3127290C2 (de) | 1986-10-30 |
FR2509337A1 (fr) | 1983-01-14 |
AT378015B (de) | 1985-06-10 |
SE451676B (sv) | 1987-10-26 |
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