FR2281320B3 - - Google Patents
Info
- Publication number
- FR2281320B3 FR2281320B3 FR7522397A FR7522397A FR2281320B3 FR 2281320 B3 FR2281320 B3 FR 2281320B3 FR 7522397 A FR7522397 A FR 7522397A FR 7522397 A FR7522397 A FR 7522397A FR 2281320 B3 FR2281320 B3 FR 2281320B3
- Authority
- FR
- France
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
- C02F11/123—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering using belt or band filters
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- 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
- B01D21/01—Separation of suspended solid particles from liquids by sedimentation using flocculating agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/04—Filters with filtering elements which move during the filtering operation with filtering bands or the like supported on cylinders which are impervious for filtering
- B01D33/042—Filters with filtering elements which move during the filtering operation with filtering bands or the like supported on cylinders which are impervious for filtering whereby the filtration and squeezing-out take place between at least two filtering bands
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
- B01D36/02—Combinations of filters of different kinds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D37/00—Processes of filtration
- B01D37/03—Processes of filtration using flocculating agents
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B9/00—Presses specially adapted for particular purposes
- B30B9/02—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material
- B30B9/24—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material using an endless pressing band
- B30B9/243—The squeezing-out being performed in several stages
-
- 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
-
- 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
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Treatment Of Sludge (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2438165A DE2438165C2 (de) | 1974-08-08 | 1974-08-08 | Filtervorrichtung, insbesondere zur Entwässerung von Schlamm in Abwässerkläranlagen |
DE19752515162 DE2515162A1 (de) | 1975-04-08 | 1975-04-08 | Verfahren und vorrichtung zum entwaessern von trueben |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2281320A1 FR2281320A1 (fr) | 1976-03-05 |
FR2281320B3 true FR2281320B3 (ja) | 1979-04-20 |
Family
ID=25767529
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7522397A Granted FR2281320A1 (fr) | 1974-08-08 | 1975-07-17 | Procede et dispositif pour assecher les produits boueux |
Country Status (4)
Country | Link |
---|---|
FR (1) | FR2281320A1 (ja) |
IT (1) | IT1038550B (ja) |
NL (1) | NL7506331A (ja) |
SE (1) | SE7506088L (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2442799B1 (ja) * | 1978-12-01 | 1981-12-31 | Chaplain Et Cie Sa M | |
FR2518422B1 (fr) * | 1981-12-18 | 1988-04-08 | Voest Alpine Ag | Dispositif pour deshydrater des substances aqueuses |
US4816166A (en) * | 1983-10-31 | 1989-03-28 | The Dow Chemical Company | Flocculation of coal particles and coal slimes |
GB0405493D0 (en) * | 2004-03-12 | 2004-04-21 | Ciba Spec Chem Water Treat Ltd | Dewatering process |
WO2014084322A1 (ja) * | 2012-11-29 | 2014-06-05 | メタウォーター株式会社 | 汚泥脱水システム |
-
1975
- 1975-05-28 IT IT23784/75A patent/IT1038550B/it active
- 1975-05-28 SE SE7506088A patent/SE7506088L/xx unknown
- 1975-05-29 NL NL7506331A patent/NL7506331A/xx not_active Application Discontinuation
- 1975-07-17 FR FR7522397A patent/FR2281320A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
IT1038550B (it) | 1979-11-30 |
SE7506088L (sv) | 1976-02-09 |
FR2281320A1 (fr) | 1976-03-05 |
NL7506331A (nl) | 1976-02-10 |