FR2268757A1 - Clarification of polluted water - by settling in circular pond with central pump for solids removal - Google Patents
Clarification of polluted water - by settling in circular pond with central pump for solids removalInfo
- Publication number
- FR2268757A1 FR2268757A1 FR7513270A FR7513270A FR2268757A1 FR 2268757 A1 FR2268757 A1 FR 2268757A1 FR 7513270 A FR7513270 A FR 7513270A FR 7513270 A FR7513270 A FR 7513270A FR 2268757 A1 FR2268757 A1 FR 2268757A1
- Authority
- FR
- France
- Prior art keywords
- clarification
- polluted water
- settling
- pond
- solids removal
- 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.)
- Withdrawn
Links
Classifications
-
- 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
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5281—Installations for water purification using chemical agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/10—Settling tanks with multiple outlets for the separated liquids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/10—Settling tanks with multiple outlets for the separated liquids
- B01D21/12—Settling tanks with multiple outlets for the separated liquids with moving scrapers
- B01D21/14—Settling tanks with multiple outlets for the separated liquids with moving scrapers with rotating scrapers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/10—Settling tanks with multiple outlets for the separated liquids
- B01D21/16—Settling tanks with multiple outlets for the separated liquids provided with flocculating compartments
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/24—Feed or discharge mechanisms for settling tanks
- B01D21/2433—Discharge mechanisms for floating particles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/24—Feed or discharge mechanisms for settling tanks
- B01D21/2488—Feed or discharge mechanisms for settling tanks bringing about a partial recirculation of the liquid, e.g. for introducing chemical aids
-
- 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
- B03D1/1468—Discharge mechanisms for the sediments
-
- 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
- B03D1/247—Mixing gas and slurry in a device separate from the flotation tank, i.e. reactor-separator type
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Biotechnology (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Physical Water Treatments (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Removal Of Floating Material (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7405775A NL7405775A (en) | 1974-04-29 | 1974-04-29 | Clarification of polluted water - by settling in circular pond with central pump for solids removal |
DE19742442045 DE2442045B2 (de) | 1974-04-29 | 1974-09-03 | Vorrichtung zur abwasseraufbereitung |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2268757A1 true FR2268757A1 (en) | 1975-11-21 |
Family
ID=25767632
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7513270A Withdrawn FR2268757A1 (en) | 1974-04-29 | 1975-04-28 | Clarification of polluted water - by settling in circular pond with central pump for solids removal |
Country Status (5)
Country | Link |
---|---|
BE (1) | BE826477A (xx) |
DE (1) | DE2442045B2 (xx) |
FR (1) | FR2268757A1 (xx) |
NL (1) | NL7503190A (xx) |
SE (1) | SE7504884L (xx) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1980000423A1 (en) * | 1978-08-21 | 1980-03-20 | Feldmuehle Ag | Method and device for cleaning suspension fibres |
WO1987000220A1 (en) * | 1985-06-24 | 1987-01-15 | Sulzer-Escher Wyss Gmbh | Arrangement for the flocculation of flocculable substances, particularly for the purification of effluents from deinking installations for used paper processing |
FR2592370A1 (fr) * | 1985-12-30 | 1987-07-03 | Bectra Sa | Dispositif pour l'epuration de l'eau. |
EP0442463A1 (en) * | 1990-02-16 | 1991-08-21 | O.M.C. Officina Meccanica Collareda S.R.L. | Apparatus for continuous purification of liquids |
FR2863908A1 (fr) * | 2003-12-22 | 2005-06-24 | Otv Sa | Procede et reacteur de traitement par floculation |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3032887A1 (de) * | 1979-09-10 | 1981-04-02 | Shinryo Air Conditioning Co., Ltd., Tokyo | Verfahren und vorrichtung zum eindicken von schlamm |
-
1974
- 1974-09-03 DE DE19742442045 patent/DE2442045B2/de active Pending
-
1975
- 1975-03-10 BE BE154168A patent/BE826477A/fr unknown
- 1975-03-18 NL NL7503190A patent/NL7503190A/xx unknown
- 1975-04-28 SE SE7504884A patent/SE7504884L/xx not_active Application Discontinuation
- 1975-04-28 FR FR7513270A patent/FR2268757A1/fr not_active Withdrawn
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1980000423A1 (en) * | 1978-08-21 | 1980-03-20 | Feldmuehle Ag | Method and device for cleaning suspension fibres |
WO1987000220A1 (en) * | 1985-06-24 | 1987-01-15 | Sulzer-Escher Wyss Gmbh | Arrangement for the flocculation of flocculable substances, particularly for the purification of effluents from deinking installations for used paper processing |
FR2592370A1 (fr) * | 1985-12-30 | 1987-07-03 | Bectra Sa | Dispositif pour l'epuration de l'eau. |
EP0234162A1 (fr) * | 1985-12-30 | 1987-09-02 | BECTRA S.A. Bureau d'Etude et de Coordination de Travaux d'Assainissement | Dispositif pour l'épuration de l'eau |
EP0442463A1 (en) * | 1990-02-16 | 1991-08-21 | O.M.C. Officina Meccanica Collareda S.R.L. | Apparatus for continuous purification of liquids |
US5176835A (en) * | 1990-02-16 | 1993-01-05 | Fabio Perletti | Apparatus for continuous purification of liquids |
FR2863908A1 (fr) * | 2003-12-22 | 2005-06-24 | Otv Sa | Procede et reacteur de traitement par floculation |
WO2005065832A1 (fr) * | 2003-12-22 | 2005-07-21 | Otv Sa | Procede et reacteur de traitement par floculation |
US7648638B2 (en) | 2003-12-22 | 2010-01-19 | Otv S.A. | Method for treating wastewater |
US7906018B2 (en) | 2003-12-22 | 2011-03-15 | Otv S.A. | System for treating wastewater |
Also Published As
Publication number | Publication date |
---|---|
DE2442045B2 (de) | 1976-03-11 |
DE2442045A1 (de) | 1975-11-06 |
SE7504884L (sv) | 1975-10-30 |
BE826477A (fr) | 1975-06-30 |
NL7503190A (nl) | 1975-10-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |