IT1073184B - Procedimento ed impianto per l'eliminazione di impurezze da un liquido mediante flottazione - Google Patents
Procedimento ed impianto per l'eliminazione di impurezze da un liquido mediante flottazioneInfo
- Publication number
- IT1073184B IT1073184B IT4889477A IT4889477A IT1073184B IT 1073184 B IT1073184 B IT 1073184B IT 4889477 A IT4889477 A IT 4889477A IT 4889477 A IT4889477 A IT 4889477A IT 1073184 B IT1073184 B IT 1073184B
- Authority
- IT
- Italy
- Prior art keywords
- impurities
- air
- liquid
- admitted
- foam
- Prior art date
Links
- 239000012535 impurity Substances 0.000 title abstract 2
- 239000007788 liquid Substances 0.000 title abstract 2
- 238000000034 method Methods 0.000 title abstract 2
- 230000008030 elimination Effects 0.000 title 1
- 238000003379 elimination reaction Methods 0.000 title 1
- 238000005188 flotation Methods 0.000 title 1
- 239000006260 foam Substances 0.000 abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 2
- 239000005995 Aluminium silicate Substances 0.000 abstract 1
- 235000012211 aluminium silicate Nutrition 0.000 abstract 1
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 238000011084 recovery Methods 0.000 abstract 1
- 238000004064 recycling 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
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/24—Treatment of water, waste water, or sewage by flotation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D19/00—Degasification of liquids
- B01D19/02—Foam dispersion or prevention
-
- 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
-
- 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
- B03D1/02—Froth-flotation processes
-
- 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
- B03D1/02—Froth-flotation processes
- B03D1/028—Control and monitoring of flotation processes; computer models therefor
-
- 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
- B03D1/1406—Flotation machines with special arrangement of a plurality of flotation cells, e.g. positioning a flotation cell inside another
-
- 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
- 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
- B03D1/1487—Means for cleaning or maintenance
-
- 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
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/26—Nature of the water, waste water, sewage or sludge to be treated from the processing of plants or parts thereof
- C02F2103/28—Nature of the water, waste water, sewage or sludge to be treated from the processing of plants or parts thereof from the paper or cellulose industry
-
- 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)
- Chemical & Material Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- General Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Dispersion Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Paper (AREA)
- Physical Water Treatments (AREA)
- Apparatus Associated With Microorganisms And Enzymes (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BE166085A BE840662A (fr) | 1976-04-12 | 1976-04-12 | Procede et installation pour l'elimination par flottation d'impuretes sous forme de particules solides, contenues dans un liquide |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1073184B true IT1073184B (it) | 1985-04-13 |
Family
ID=3842869
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT4889477A IT1073184B (it) | 1976-04-12 | 1977-04-08 | Procedimento ed impianto per l'eliminazione di impurezze da un liquido mediante flottazione |
IT4847683A IT1218334B (it) | 1976-04-12 | 1983-06-10 | Impianto per l'eliminazione di impurezze da un liquido mediante flottazione |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT4847683A IT1218334B (it) | 1976-04-12 | 1983-06-10 | Impianto per l'eliminazione di impurezze da un liquido mediante flottazione |
Country Status (13)
Country | Link |
---|---|
JP (2) | JPS52124273A (es) |
AT (1) | AT358499B (es) |
BR (1) | BR7702266A (es) |
CA (1) | CA1096515A (es) |
CH (1) | CH614636A5 (es) |
DE (2) | DE2760246C2 (es) |
ES (1) | ES458029A1 (es) |
FI (1) | FI68093C (es) |
FR (2) | FR2347984A1 (es) |
GB (1) | GB1570345A (es) |
IT (2) | IT1073184B (es) |
NL (2) | NL180076C (es) |
SE (2) | SE425145B (es) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4157952A (en) * | 1978-03-24 | 1979-06-12 | Lenox Institute For Research | Apparatus for deinking waste paper pulp |
DE2836496C2 (de) * | 1978-08-21 | 1982-05-13 | E. & M. Lamort S.A., 51300 Vitry-le-François, Marne | Verfahren und Vorrichtung zum Deinken von Faserstoffsuspensionen |
DE3111506C2 (de) * | 1981-03-24 | 1986-01-09 | Bergwerksverband Gmbh, 4300 Essen | Begasungseinrichtung für Flotationsanlagen |
DE3127290C2 (de) * | 1981-07-10 | 1986-10-30 | J.M. Voith Gmbh, 7920 Heidenheim | Flotationseinrichtung zur Aufbereitung von Altpapier |
DE3320125A1 (de) * | 1983-06-03 | 1984-12-06 | J.M. Voith Gmbh, 7920 Heidenheim | Verfahren und einrichtung zur aufbereitung von altpapier |
AU3762285A (en) * | 1984-01-30 | 1985-08-08 | Miller, F.G. | Flotation separation apparatus and method |
US4613430A (en) * | 1984-01-30 | 1986-09-23 | Miller Francis G | Froth flotation separation method and apparatus |
DE3723502A1 (de) * | 1987-07-16 | 1989-01-26 | Henkel Kgaa | Verfahren zur flotation von fuellstoffen aus altpapier |
DE3918025A1 (de) * | 1989-06-02 | 1990-12-06 | Bergwerksverband Gmbh | Flotationsapparat |
FR2772399B1 (fr) | 1997-12-15 | 2000-02-11 | Lamort E & M | Procede de desencrage de la pate a papier provenant de papiers recycles |
JP4802305B2 (ja) * | 2009-07-17 | 2011-10-26 | 独立行政法人科学技術振興機構 | 浮遊分離装置及び方法並びにその利用製品の製造方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR668406A (fr) * | 1928-01-24 | 1929-10-31 | Phosphate Recovery Corp | Perfectionnements au traitement des matières phosphatiques |
US1805830A (en) * | 1929-05-20 | 1931-05-19 | Mason Charles Dorel | Foam destroyer |
US1952727A (en) * | 1929-10-26 | 1934-03-27 | United Verde Copper Company | Froth flotation |
US2874842A (en) * | 1955-04-05 | 1959-02-24 | Krofta Milos | Process and apparatus for waste liquid purification |
US3148948A (en) * | 1961-12-26 | 1964-09-15 | Dorr Oliver Inc | Cooling and defoaming phosphoric acid slurries |
DE1792539A1 (de) * | 1968-09-17 | 1971-11-25 | Dr Baer Eberhardt H | Verfahren zur Trennung von emulgierten oder dispergierten Stoffen aus Wasser |
AU464321B2 (en) * | 1970-10-28 | 1975-08-07 | Aktiengesellschaft Des Altenbergs Furberg Bau Und Zinkhuttenbetrieb | Process and apparatus forthe flotation of fine-grained mixtures of material, particularly of minerals |
DE2161015A1 (de) * | 1971-12-09 | 1973-06-20 | Escher Wyss Gmbh | Flotiervorrichtung zum reinigen einer faserstoffsuspension durch flotation in der papierindustrie |
DE2420482A1 (de) * | 1974-04-27 | 1975-11-13 | Bergwerksverband Gmbh | Verfahren und anlage zur flotation |
-
1977
- 1977-03-23 CH CH363277A patent/CH614636A5/xx not_active IP Right Cessation
- 1977-03-24 DE DE2760246A patent/DE2760246C2/de not_active Expired
- 1977-03-24 DE DE2712947A patent/DE2712947C2/de not_active Expired
- 1977-03-24 FR FR7708842A patent/FR2347984A1/fr active Granted
- 1977-03-30 FI FI770993A patent/FI68093C/fi not_active IP Right Cessation
- 1977-04-04 NL NL7703627A patent/NL180076C/xx not_active IP Right Cessation
- 1977-04-04 CA CA275,438A patent/CA1096515A/en not_active Expired
- 1977-04-06 ES ES458029A patent/ES458029A1/es not_active Expired
- 1977-04-07 GB GB14877/77A patent/GB1570345A/en not_active Expired
- 1977-04-08 AT AT247877A patent/AT358499B/de not_active IP Right Cessation
- 1977-04-08 IT IT4889477A patent/IT1073184B/it active
- 1977-04-11 BR BR7702266A patent/BR7702266A/pt unknown
- 1977-04-12 SE SE7704203A patent/SE425145B/sv not_active IP Right Cessation
- 1977-04-12 JP JP4099577A patent/JPS52124273A/ja active Granted
-
1980
- 1980-11-29 JP JP55169014A patent/JPS6057903B2/ja not_active Expired
-
1982
- 1982-04-22 SE SE8202540A patent/SE452121B/sv not_active IP Right Cessation
-
1983
- 1983-04-18 FR FR8306300A patent/FR2544225B1/fr not_active Expired
- 1983-06-10 IT IT4847683A patent/IT1218334B/it active
-
1986
- 1986-05-09 NL NL8601174A patent/NL8601174A/nl not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
DE2712947A1 (de) | 1977-10-20 |
SE425145B (sv) | 1982-09-06 |
DE2712947C2 (de) | 1985-10-10 |
GB1570345A (en) | 1980-07-02 |
SE8202540L (sv) | 1982-04-22 |
JPS5623659B2 (es) | 1981-06-01 |
FI68093C (fi) | 1985-07-10 |
DE2760246C2 (de) | 1985-09-12 |
NL180076B (nl) | 1986-08-01 |
FR2544225A1 (fr) | 1984-10-19 |
ES458029A1 (es) | 1978-03-16 |
NL8601174A (nl) | 1986-09-01 |
NL180076C (nl) | 1987-01-02 |
FI68093B (fi) | 1985-03-29 |
FR2347984A1 (fr) | 1977-11-10 |
AT358499B (de) | 1980-09-10 |
FR2544225B1 (fr) | 1988-11-18 |
CA1096515A (en) | 1981-02-24 |
JPS6057903B2 (ja) | 1985-12-17 |
CH614636A5 (en) | 1979-12-14 |
IT1218334B (it) | 1990-04-12 |
IT8348476A0 (it) | 1983-06-10 |
FI770993A (es) | 1977-10-13 |
FR2347984B1 (es) | 1983-08-26 |
SE7704203L (sv) | 1977-10-13 |
JPS56161849A (en) | 1981-12-12 |
JPS52124273A (en) | 1977-10-19 |
BR7702266A (pt) | 1977-12-06 |
SE452121B (sv) | 1987-11-16 |
ATA247877A (de) | 1980-02-15 |
NL7703627A (nl) | 1977-10-14 |
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