FR2760738B1 - Dispositif pour la filtration ascendante des eaux residuaires - Google Patents
Dispositif pour la filtration ascendante des eaux residuairesInfo
- Publication number
- FR2760738B1 FR2760738B1 FR9703314A FR9703314A FR2760738B1 FR 2760738 B1 FR2760738 B1 FR 2760738B1 FR 9703314 A FR9703314 A FR 9703314A FR 9703314 A FR9703314 A FR 9703314A FR 2760738 B1 FR2760738 B1 FR 2760738B1
- Authority
- FR
- France
- Prior art keywords
- wastewater
- ascending
- filtration
- ascending filtration
- 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 - Fee Related
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/10—Packings; Fillings; Grids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/02—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration
- B01D24/20—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration the filtering material being provided in an open container
- B01D24/26—Upward filtration
- B01D24/266—Upward filtration the container having distribution or collection headers or pervious conduits
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/46—Regenerating the filtering material in the filter
- B01D24/4605—Regenerating the filtering material in the filter by scrapers, brushes, nozzles or the like placed on the cake-side of the stationary filtering material and only contacting the external layer
- B01D24/4621—Regenerating the filtering material in the filter by scrapers, brushes, nozzles or the like placed on the cake-side of the stationary filtering material and only contacting the external layer by nozzles acting on the cake side of the filter material, or by fluids acting in co-current direction with the feed stream
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/46—Regenerating the filtering material in the filter
- B01D24/4626—Construction of spray heads specially adapted for regeneration of the filter material or for filtrate discharging
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/46—Regenerating the filtering material in the filter
- B01D24/4631—Counter-current flushing, e.g. by air
-
- 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
- C02F1/006—Water distributors either inside a treatment tank or directing the water to several treatment tanks; Water treatment plants incorporating these distributors, with or without chemical or biological tanks
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/06—Aerobic processes using submerged filters
-
- 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
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Biological Treatment Of Waste Water (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9703314A FR2760738B1 (fr) | 1997-03-13 | 1997-03-13 | Dispositif pour la filtration ascendante des eaux residuaires |
AU68396/98A AU6839698A (en) | 1997-03-13 | 1998-03-05 | Ascending filtration device for waste water |
PCT/FR1998/000443 WO1998040146A1 (fr) | 1997-03-13 | 1998-03-05 | Dispositif pour la filtration ascendante des eaux residuaires |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9703314A FR2760738B1 (fr) | 1997-03-13 | 1997-03-13 | Dispositif pour la filtration ascendante des eaux residuaires |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2760738A1 FR2760738A1 (fr) | 1998-09-18 |
FR2760738B1 true FR2760738B1 (fr) | 1999-04-30 |
Family
ID=9504942
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9703314A Expired - Fee Related FR2760738B1 (fr) | 1997-03-13 | 1997-03-13 | Dispositif pour la filtration ascendante des eaux residuaires |
Country Status (3)
Country | Link |
---|---|
AU (1) | AU6839698A (fr) |
FR (1) | FR2760738B1 (fr) |
WO (1) | WO1998040146A1 (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100441208B1 (ko) * | 2001-10-24 | 2004-07-22 | 삼성엔지니어링 주식회사 | 생물 여과 기술을 이용하는 회분식 폐수처리장치 및 이를이용한 폐수처리방법 |
WO2012018309A1 (fr) * | 2010-08-06 | 2012-02-09 | Keppel Seghers Engineering Singapore Pte Ltd | Appareil et procédé pour le traitement anaérobie des eaux usées |
CH704917A2 (de) * | 2011-05-12 | 2012-11-15 | Wabag Wassertechnik Ag | Festbettreaktor. |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH238845A (fr) * | 1943-06-07 | 1945-08-31 | Auxiliaire Des Chemins De Fer | Crépine pour filtres à sable ou à matière analogue. |
FR2604990B1 (fr) * | 1986-10-01 | 1991-04-05 | Omnium Traitement Valorisa | Procede de purification, par voie biologique, d'eaux residuaires sur lit de materiau granulaire |
US5156738A (en) * | 1991-06-21 | 1992-10-20 | Johnson Filtration Systems Inc. | Apparatus for uniformly distributing gas and/or liquid in an underdrain lateral system |
-
1997
- 1997-03-13 FR FR9703314A patent/FR2760738B1/fr not_active Expired - Fee Related
-
1998
- 1998-03-05 AU AU68396/98A patent/AU6839698A/en not_active Abandoned
- 1998-03-05 WO PCT/FR1998/000443 patent/WO1998040146A1/fr active Application Filing
Also Published As
Publication number | Publication date |
---|---|
WO1998040146A1 (fr) | 1998-09-17 |
FR2760738A1 (fr) | 1998-09-18 |
AU6839698A (en) | 1998-09-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
ST | Notification of lapse |
Effective date: 20111130 |
|
CD | Change of name or company name |
Owner name: VEOLIA WATER SOLUTIONS & TECHNOLOGIES SUPPORT, FR Effective date: 20120507 |
|
CJ | Change in legal form |
Effective date: 20120507 |