BR9708094A - Processo para o controle de bactéria de micélio no tratamento de água de rejetio, e, utilização de ácido peracético em concentrações subletais para protozoários e invertebrados - Google Patents
Processo para o controle de bactéria de micélio no tratamento de água de rejetio, e, utilização de ácido peracético em concentrações subletais para protozoários e invertebradosInfo
- Publication number
- BR9708094A BR9708094A BR9708094-2A BR9708094A BR9708094A BR 9708094 A BR9708094 A BR 9708094A BR 9708094 A BR9708094 A BR 9708094A BR 9708094 A BR9708094 A BR 9708094A
- Authority
- BR
- Brazil
- Prior art keywords
- peracetic acid
- pct
- invertebrates
- protozoa
- treatment
- Prior art date
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
- C02F1/50—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Micro-Organisms Or Cultivation Processes Thereof (AREA)
- Mushroom Cultivation (AREA)
- Treatment Of Sludge (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Activated Sludge Processes (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
- Silicates, Zeolites, And Molecular Sieves (AREA)
Abstract
"PROCESSO PARA O CONTROLE DE BACTéRIA DE MICéLIO NO TRATAMENTO DE áGUA DE REJEITO, E, UTILIZAçãO DE áCIDO PERACéTICO EM CONCENTRAçõES SUBLETAIS PARA PROTOZOáRIOS E INVERTEBRADOS". O objetivo da invenção é o de oferecer um processo para controlar bactéria de micélio no tratamento de água de rejeito, processo esse no qual a água de rejeito é tratada com ácido peracético.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI961247A FI961247A0 (fi) | 1996-03-18 | 1996-03-18 | Foerfarande foer loesning av uppsvaellningsproblem i en avfalls vattenreningsanordning foer kontroll av traodartiga bakterier |
PCT/FI1997/000175 WO1997034833A1 (en) | 1996-03-18 | 1997-03-18 | A method to solve the swelling sludge problem in waste treatment plants by controlling mycelium bacteria |
Publications (1)
Publication Number | Publication Date |
---|---|
BR9708094A true BR9708094A (pt) | 2000-01-04 |
Family
ID=8545679
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR9708094-2A BR9708094A (pt) | 1996-03-18 | 1997-03-18 | Processo para o controle de bactéria de micélio no tratamento de água de rejetio, e, utilização de ácido peracético em concentrações subletais para protozoários e invertebrados |
Country Status (11)
Country | Link |
---|---|
US (1) | US6165364A (pt) |
EP (1) | EP0889853B1 (pt) |
AT (1) | ATE210606T1 (pt) |
AU (1) | AU718226B2 (pt) |
BR (1) | BR9708094A (pt) |
CA (1) | CA2252418C (pt) |
DE (1) | DE69709074T2 (pt) |
ES (1) | ES2169854T3 (pt) |
FI (1) | FI961247A0 (pt) |
PT (1) | PT889853E (pt) |
WO (1) | WO1997034833A1 (pt) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE9703374D0 (sv) * | 1997-09-18 | 1997-09-18 | Astra Ab | A new combination |
EP1638895A2 (en) * | 2003-06-20 | 2006-03-29 | Rhodia UK Limited | Uncoupling agents |
GB0314363D0 (en) * | 2003-06-20 | 2003-07-23 | Thames Water Utilities | Treatment of sewage sludge |
WO2005123607A1 (en) * | 2004-06-21 | 2005-12-29 | Rhodia Uk Limited | Improvement of sludge quality |
GB2421239B (en) * | 2004-12-20 | 2010-06-23 | Rhodia Uk Ltd | Treatment of sewage sludge |
CN107720936A (zh) * | 2017-11-28 | 2018-02-23 | 唐毅 | 提高污水处理效果的添加剂 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61204092A (ja) * | 1985-03-06 | 1986-09-10 | Mitsubishi Monsanto Chem Co | 活性汚泥のバルキング防止剤及びそのバルキング防止方法 |
JPH0659476B2 (ja) * | 1985-07-01 | 1994-08-10 | 味の素株式会社 | 活性汚泥処理法 |
DE3703824A1 (de) * | 1987-02-07 | 1988-08-18 | Thomae Gmbh Dr K | Verfahren zur simultanen chemischen und biologischen beseitigung fester und fluessiger organischer abfaelle und vorrichtungen zur durchfuehrung dieses verfahrens |
US5324432A (en) * | 1993-06-17 | 1994-06-28 | Nalco Chemical Company | Treatment of process waters to destroy filamentous bacteria |
CA2129489C (en) * | 1993-08-05 | 2000-10-10 | Judy G. Lazonby | Method and composition for inhibiting growth of microorganisms including peracetic acid and a non-oxidizing biocide |
US5624575A (en) * | 1995-04-28 | 1997-04-29 | Nalco Chemical Company | Method for preventing microbial deposits in the papermaking process with ethylene oxide/propylene oxide copolymers |
DE19531241A1 (de) * | 1995-08-25 | 1997-02-27 | Degussa | Verfahren zur Desinfektion wäßriger Lösungen |
-
1996
- 1996-03-18 FI FI961247A patent/FI961247A0/fi not_active Application Discontinuation
-
1997
- 1997-03-18 ES ES97914329T patent/ES2169854T3/es not_active Expired - Lifetime
- 1997-03-18 AT AT97914329T patent/ATE210606T1/de not_active IP Right Cessation
- 1997-03-18 EP EP97914329A patent/EP0889853B1/en not_active Expired - Lifetime
- 1997-03-18 CA CA002252418A patent/CA2252418C/en not_active Expired - Fee Related
- 1997-03-18 BR BR9708094-2A patent/BR9708094A/pt not_active IP Right Cessation
- 1997-03-18 DE DE69709074T patent/DE69709074T2/de not_active Expired - Lifetime
- 1997-03-18 PT PT97914329T patent/PT889853E/pt unknown
- 1997-03-18 AU AU21611/97A patent/AU718226B2/en not_active Ceased
- 1997-03-18 WO PCT/FI1997/000175 patent/WO1997034833A1/en active IP Right Grant
- 1997-03-28 US US09/125,892 patent/US6165364A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US6165364A (en) | 2000-12-26 |
AU718226B2 (en) | 2000-04-13 |
FI961247A0 (fi) | 1996-03-18 |
DE69709074T2 (de) | 2002-07-11 |
WO1997034833A1 (en) | 1997-09-25 |
EP0889853B1 (en) | 2001-12-12 |
CA2252418C (en) | 2008-12-02 |
PT889853E (pt) | 2002-06-28 |
DE69709074D1 (de) | 2002-01-24 |
EP0889853A1 (en) | 1999-01-13 |
ATE210606T1 (de) | 2001-12-15 |
ES2169854T3 (es) | 2002-07-16 |
AU2161197A (en) | 1997-10-10 |
CA2252418A1 (en) | 1997-09-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B06A | Patent application procedure suspended [chapter 6.1 patent gazette] | ||
B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
B16A | Patent or certificate of addition of invention granted [chapter 16.1 patent gazette] | ||
B21F | Lapse acc. art. 78, item iv - on non-payment of the annual fees in time |
Free format text: REFERENTE A 17A ANUIDADE. |
|
B24J | Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12) |
Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2258 DE 15-04-2014 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013. |