FR2845682B1 - Procede de reduction des boues d'un traitement biologique de l'eau mettant en oeuvre de l'ozone - Google Patents
Procede de reduction des boues d'un traitement biologique de l'eau mettant en oeuvre de l'ozoneInfo
- Publication number
- FR2845682B1 FR2845682B1 FR0212593A FR0212593A FR2845682B1 FR 2845682 B1 FR2845682 B1 FR 2845682B1 FR 0212593 A FR0212593 A FR 0212593A FR 0212593 A FR0212593 A FR 0212593A FR 2845682 B1 FR2845682 B1 FR 2845682B1
- Authority
- FR
- France
- Prior art keywords
- ozone
- water
- biological treatment
- reducing sludge
- sludge
- 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 - Lifetime
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
- C02F3/12—Activated sludge processes
- C02F3/1205—Particular type of activated sludge processes
- C02F3/1221—Particular type of activated sludge processes comprising treatment of the recirculated sludge
-
- 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
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/78—Treatment of water, waste water, or sewage by oxidation with ozone
-
- 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
- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Treatment Of Sludge (AREA)
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0212593A FR2845682B1 (fr) | 2002-10-10 | 2002-10-10 | Procede de reduction des boues d'un traitement biologique de l'eau mettant en oeuvre de l'ozone |
BRPI0315210-3A BR0315210B1 (pt) | 2002-10-10 | 2003-10-02 | processo para redução da pasta formada durante o tratamento biológico de um efluente aquoso. |
US10/530,850 US7335304B2 (en) | 2002-10-10 | 2003-10-02 | Method for reducing sludge of a biological ozone treatment system |
PCT/FR2003/050075 WO2004033371A2 (fr) | 2002-10-10 | 2003-10-02 | Procede de reduction des boues d'un traitement biologique de l'eau mettant en oeuvre de l'ozone |
CA 2501387 CA2501387A1 (fr) | 2002-10-10 | 2003-10-02 | Procede de reduction des boues d'un traitement biologique de l'eau mettant en oeuvre de l'ozone |
EP03780287A EP1554222A2 (fr) | 2002-10-10 | 2003-10-02 | Procede de reduction des boues d'un traitement biologique de l'eau mettant en oeuvre de l'ozone |
AU2003288372A AU2003288372A1 (en) | 2002-10-10 | 2003-10-02 | Method for reducing sludge of a biological ozone treatment system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0212593A FR2845682B1 (fr) | 2002-10-10 | 2002-10-10 | Procede de reduction des boues d'un traitement biologique de l'eau mettant en oeuvre de l'ozone |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2845682A1 FR2845682A1 (fr) | 2004-04-16 |
FR2845682B1 true FR2845682B1 (fr) | 2004-11-19 |
Family
ID=32039603
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR0212593A Expired - Lifetime FR2845682B1 (fr) | 2002-10-10 | 2002-10-10 | Procede de reduction des boues d'un traitement biologique de l'eau mettant en oeuvre de l'ozone |
Country Status (7)
Country | Link |
---|---|
US (1) | US7335304B2 (fr) |
EP (1) | EP1554222A2 (fr) |
AU (1) | AU2003288372A1 (fr) |
BR (1) | BR0315210B1 (fr) |
CA (1) | CA2501387A1 (fr) |
FR (1) | FR2845682B1 (fr) |
WO (1) | WO2004033371A2 (fr) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7309432B1 (en) | 2006-09-29 | 2007-12-18 | Praxair Technology, Inc. | System and method for eliminating sludge via ozonation |
US7513999B2 (en) | 2006-09-29 | 2009-04-07 | Praxair Technology, Inc. | Ozonation of wastewater for reduction of sludge or foam and bulking control |
WO2013081977A1 (fr) | 2011-12-01 | 2013-06-06 | Praxair Technology, Inc. | Procédé et système d'ozonisation de boue dans un système de traitement des eaux usées |
EP2636650A1 (fr) | 2012-03-09 | 2013-09-11 | MCI Management Center Innsbruck - Internationale Hochschule GmbH | Installation et procédé biologique avec traitement de gaz au moins partiellement ionisé |
US10683221B2 (en) | 2017-12-14 | 2020-06-16 | L'Air Liquide, Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude | Gas injection and recycling apparatus and methods |
IT202100017066A1 (it) | 2021-06-29 | 2022-12-29 | Soc It Acetilene E Derivati S I A D S P A In Breve S I A D S P A | Impianto di trattamento di acque reflue con riduzione dei flussi nocivi in uscita attraverso integrazione e recupero dei flussi gassosi ricchi in ossigeno e ozono con sistemi a basso consumo energetico |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3099839B2 (ja) * | 1990-11-07 | 2000-10-16 | 味の素株式会社 | 活性汚泥法による廃水処理方法 |
US5411633A (en) * | 1991-04-30 | 1995-05-02 | Kamyr, Inc. | Medium consistency pulp ozone bleaching |
JPH0639390A (ja) * | 1991-06-11 | 1994-02-15 | Central Res Inst Of Electric Power Ind | ばっ気処理におけるバルキング防止方法 |
JP2621699B2 (ja) * | 1991-07-19 | 1997-06-18 | 日立プラント建設株式会社 | 汚水の処理方法及び装置 |
FR2784311B1 (fr) | 1998-10-09 | 2000-12-08 | Air Liquide | Dispositif d'agitation d'un liquide dans un reacteur et d'injection d'un gaz dans ce liquide |
DE19920269A1 (de) * | 1999-05-03 | 2001-03-08 | Philaqua Aufbereitungstechnik | Direkte Ozonung von biologischen Belebungsstufen in Abwasserkläranlagen zum Zwecke der Reduzierung von Überschußschlamm |
FR2798924B1 (fr) * | 1999-09-24 | 2001-11-30 | Degremont | Procede d'elimination de la matiere organique refractaire au traitement biologique |
-
2002
- 2002-10-10 FR FR0212593A patent/FR2845682B1/fr not_active Expired - Lifetime
-
2003
- 2003-10-02 EP EP03780287A patent/EP1554222A2/fr not_active Ceased
- 2003-10-02 WO PCT/FR2003/050075 patent/WO2004033371A2/fr not_active Application Discontinuation
- 2003-10-02 CA CA 2501387 patent/CA2501387A1/fr not_active Abandoned
- 2003-10-02 BR BRPI0315210-3A patent/BR0315210B1/pt active IP Right Grant
- 2003-10-02 US US10/530,850 patent/US7335304B2/en not_active Expired - Lifetime
- 2003-10-02 AU AU2003288372A patent/AU2003288372A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
US20060086661A1 (en) | 2006-04-27 |
AU2003288372A1 (en) | 2004-05-04 |
FR2845682A1 (fr) | 2004-04-16 |
US7335304B2 (en) | 2008-02-26 |
WO2004033371A2 (fr) | 2004-04-22 |
BR0315210A (pt) | 2005-08-16 |
EP1554222A2 (fr) | 2005-07-20 |
CA2501387A1 (fr) | 2004-04-22 |
AU2003288372A8 (en) | 2004-05-04 |
WO2004033371A3 (fr) | 2004-07-15 |
BR0315210B1 (pt) | 2012-02-07 |
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Legal Events
Date | Code | Title | Description |
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PLFP | Fee payment |
Year of fee payment: 14 |
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PLFP | Fee payment |
Year of fee payment: 15 |
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Year of fee payment: 17 |
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Year of fee payment: 18 |
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PLFP | Fee payment |
Year of fee payment: 19 |
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PLFP | Fee payment |
Year of fee payment: 20 |