ATE368010T1 - Verfahren und vorrichtung zur reinigung von wasser - Google Patents
Verfahren und vorrichtung zur reinigung von wasserInfo
- Publication number
- ATE368010T1 ATE368010T1 AT03352018T AT03352018T ATE368010T1 AT E368010 T1 ATE368010 T1 AT E368010T1 AT 03352018 T AT03352018 T AT 03352018T AT 03352018 T AT03352018 T AT 03352018T AT E368010 T1 ATE368010 T1 AT E368010T1
- Authority
- AT
- Austria
- Prior art keywords
- hypohalite
- water
- purifying water
- dissolving
- generator
- 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
- C02F1/68—Treatment of water, waste water, or sewage by addition of specified substances, e.g. trace elements, for ameliorating potable water
- C02F1/685—Devices for dosing the additives
- C02F1/688—Devices in which the water progressively dissolves a solid compound
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F21/00—Dissolving
- B01F21/20—Dissolving using flow mixing
- B01F21/22—Dissolving using flow mixing using additional holders in conduits, containers or pools for keeping the solid material in place, e.g. supports or receptacles
-
- 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
- C02F1/505—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment by oligodynamic treatment
-
- 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
- C02F1/76—Treatment of water, waste water, or sewage by oxidation with halogens or compounds of halogens
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/42—Nature of the water, waste water, sewage or sludge to be treated from bathing facilities, e.g. swimming pools
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/44—Time
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
Landscapes
- Chemical & Material Sciences (AREA)
- Water Supply & Treatment (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Water Treatment By Sorption (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/414,598 US6982040B2 (en) | 2003-04-16 | 2003-04-16 | Method and apparatus for purifying water |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE368010T1 true ATE368010T1 (de) | 2007-08-15 |
Family
ID=32908317
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT03352018T ATE368010T1 (de) | 2003-04-16 | 2003-12-19 | Verfahren und vorrichtung zur reinigung von wasser |
Country Status (8)
Country | Link |
---|---|
US (5) | US6982040B2 (de) |
EP (1) | EP1468966B1 (de) |
AT (1) | ATE368010T1 (de) |
AU (1) | AU2003227298A1 (de) |
CA (1) | CA2436065C (de) |
DE (1) | DE60315130T2 (de) |
ES (1) | ES2291603T3 (de) |
ZA (1) | ZA200305832B (de) |
Families Citing this family (36)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7238278B2 (en) * | 2001-10-26 | 2007-07-03 | Zodiac Pool Care, Inc. | Apparatus for purifying water |
US6982040B2 (en) * | 2003-04-16 | 2006-01-03 | Zodiac Pool Care, Inc. | Method and apparatus for purifying water |
JP4303240B2 (ja) * | 2003-06-26 | 2009-07-29 | 平田機工株式会社 | ピストンリング装着装置 |
CA2472285C (en) * | 2003-07-16 | 2012-08-28 | Frederick J. Dart | Water treatment apparatus and method |
US7544289B2 (en) * | 2003-10-29 | 2009-06-09 | Idex Health & Science Llc | Dosing engine and cartridge apparatus for liquid dispensing and method |
US7347934B2 (en) * | 2004-08-26 | 2008-03-25 | King Technology, Inc | Biocide |
US7258783B2 (en) * | 2004-11-01 | 2007-08-21 | Watkins Manufacturing Corporation | Fluid delivery system for a water tub using a removeable chemical carrier |
US7211176B2 (en) * | 2004-11-02 | 2007-05-01 | Zodiac Pool Care, Inc. | Replaceable chlorinator electrode assembly |
USD571432S1 (en) * | 2005-10-27 | 2008-06-17 | King Technology Inc. | Dispenser holder |
WO2009077213A1 (de) * | 2007-12-19 | 2009-06-25 | Infracor Gmbh | Verfahren zur behandlung von wasser mit chlordioxid |
US20090255879A1 (en) * | 2008-04-10 | 2009-10-15 | Payeur Thomas D | Chlorination apparatus and method for use |
US20100101010A1 (en) * | 2008-10-24 | 2010-04-29 | Watkins Manufacturing Corporation | Chlorinator for portable spas |
DE102008055016A1 (de) | 2008-12-19 | 2010-07-01 | Infracor Gmbh | Verfahren zur Behandlung von Wasser und wässrigen Systemen in Rohrleitungen mit Chlordioxid |
US8465650B2 (en) * | 2009-05-20 | 2013-06-18 | Watkins Manufacturing Corporation | Spa calcium removal methods and apparatus |
WO2010143056A2 (en) * | 2009-06-10 | 2010-12-16 | Zodiac Pool Care Europe | Devices for treating, sensing, or otherwise acting upon fluid |
US8273254B2 (en) | 2010-04-19 | 2012-09-25 | Watkins Manufacturing Corporation | Spa water sanitizing system |
US8266736B2 (en) * | 2009-07-16 | 2012-09-18 | Watkins Manufacturing Corporation | Drop-in chlorinator for portable spas |
US8366922B2 (en) * | 2009-09-15 | 2013-02-05 | Watkins Manufacturing Corporation | Exchangeable media filter |
US20120273431A1 (en) * | 2009-09-18 | 2012-11-01 | The Texas A&M University System | Zero valent iron/iron oxide mineral/ferrous iron composite for treatment of a contaminate fluid |
US10377648B2 (en) | 2009-09-18 | 2019-08-13 | The Texas A&M University System | Selenium removal using aluminum salt at conditioning and reaction stages to activate zero-valent iron (ZVI) in pironox process |
EP2545987A1 (de) | 2009-11-13 | 2013-01-16 | Zodiac Pool Systems, Inc. | Wasserbehandlungsvorrichtung und -verfahren |
US9382138B2 (en) * | 2010-01-26 | 2016-07-05 | Daniel Moroni Tucker | Advanced on-site water sanitization system having chlorine generation integrated with copper/silver ionization |
GB2484887B (en) * | 2010-07-21 | 2018-11-14 | Hydro Systems Europe Ltd | Cultivation and dispensing of bacteria |
WO2013046213A2 (en) * | 2011-07-28 | 2013-04-04 | Tata Consultancy Services Limited | Device for water purification |
EP3865458A1 (de) | 2011-07-29 | 2021-08-18 | Hayward Industries, Inc. | Systeme und verfahren zur steuerung von chlorierungsgerät |
US20130105373A1 (en) * | 2011-07-29 | 2013-05-02 | Patrick Chen | Systems and Methods for User-Installable Chlorinators |
WO2013019741A1 (en) | 2011-07-29 | 2013-02-07 | Hayward Industries, Inc. | Chlorinators and replaceable cell cartridges therefor |
US11618696B2 (en) | 2013-08-15 | 2023-04-04 | Applied Silver, Inc. | Antimicrobial batch dilution system |
US10640403B2 (en) | 2013-08-15 | 2020-05-05 | Applied Silver, Inc. | Antimicrobial batch dilution system |
US9689106B2 (en) | 2013-12-06 | 2017-06-27 | Applied Silver, Inc. | Antimicrobial fabric application system |
WO2016100908A1 (en) | 2014-12-19 | 2016-06-23 | The Texas A&M University System | Activated hybrid zero-valent iron treatment system and methods for generation and use thereof |
US20170050870A1 (en) | 2015-08-21 | 2017-02-23 | Applied Silver, Inc. | Systems And Processes For Treating Textiles With An Antimicrobial Agent |
US10669180B2 (en) | 2016-04-29 | 2020-06-02 | Adaptive Catalytic Technology, Llc | Adaptive catalytic technology water treatment system |
EP3615092A4 (de) | 2017-03-01 | 2021-03-10 | Applied Silver Inc. | Systeme und verfahren zur behandlung von textilien mit einem antimikrobiellen wirkstoff |
EP3602024A4 (de) | 2017-03-21 | 2020-11-18 | Hayward Industries, Inc. | Systeme und verfahren zur hygienisierung von schwimmbecken- und spawasser |
US11008770B1 (en) | 2020-01-17 | 2021-05-18 | Saratoga Spa & Bath, Inc. | Reconfigurable spa filter treatment systems and methods for treating filtered water for spas and hot tubs |
Family Cites Families (58)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US622779A (en) * | 1899-04-11 | Eyeglasses | ||
US1310764A (en) * | 1919-07-22 | mesneb | ||
US718005A (en) * | 1902-08-01 | 1903-01-06 | Alfred B Lehman | Broom-rack. |
US972867A (en) * | 1910-03-19 | 1910-10-18 | Cyrus C Johnson | Lock for switch-operating mechanisms. |
US2348945A (en) * | 1942-01-09 | 1944-05-16 | Ransome Concrete Machinery Co | Protected internal bearing for concrete mixers |
US3629010A (en) * | 1968-12-17 | 1971-12-21 | Connrex Corp The | Battery top sealer |
FR2038680A5 (de) | 1969-03-21 | 1971-01-08 | Commissariat Energie Atomique | |
US4263114A (en) * | 1978-08-14 | 1981-04-21 | Shindell Herman A | Methods for the treatment of water |
US4328084A (en) * | 1978-08-14 | 1982-05-04 | Shindell Herman A | Apparatus for the treatment of water |
US4326084A (en) * | 1979-10-11 | 1982-04-20 | E. I. Du Pont De Nemours And Company | Process for producing a mixture containing cyclohexanol and cyclohexanone from cyclohexane |
US4263113A (en) * | 1980-06-02 | 1981-04-21 | Sprague Electric Company | Electrochemical removal of surface copper from aluminum foil |
US4364814A (en) * | 1981-05-20 | 1982-12-21 | Langley Robert C | Apparatus for the production of aqueous alkali metal hypochlorite |
US4422219A (en) | 1982-07-01 | 1983-12-27 | Joseph Kepiro | Buckle |
US4451341A (en) * | 1982-12-29 | 1984-05-29 | Hidrotronic De Colombia, S.A. | Electrolytic water sterilization system |
GB8316213D0 (en) * | 1983-06-14 | 1983-07-20 | Tarnpure Ltd | Water purification apparatus |
SE448867B (sv) | 1985-05-29 | 1987-03-23 | Electrocell Ab | Apparat for klorering av en vetska sasom vatten |
US4882156A (en) * | 1985-12-20 | 1989-11-21 | Warner Lambert Co. | Confectionery delivery system for expectorants |
DE3629010A1 (de) | 1986-08-27 | 1988-03-03 | Siemens Ag | Keimarme dentalausruestung |
US4936979A (en) * | 1987-11-27 | 1990-06-26 | Brown Leonard L | Swimming pool bacteria and algae control system and method |
US4781805A (en) * | 1988-02-16 | 1988-11-01 | Vincent Dahlgren | Method for controlling pollution and reducing calcium concentration in aqueous bodies |
US4808290A (en) | 1988-05-09 | 1989-02-28 | Hilbig Herbert H | Electrolytic pool chlorinator having baffled cathode chamber into which chlorinated water is delivered |
AU634157C (en) * | 1989-03-06 | 2001-10-18 | Michael A. Silveri | A submerged electrolytic cell pool purifier |
US5076315A (en) * | 1990-07-23 | 1991-12-31 | King Joseph A | Dispersal valve and canister |
US5328584A (en) | 1992-06-19 | 1994-07-12 | Water Regeneration Systems, Inc. | Passive circulation in electrolytic fluid treatment systems |
DE69431250T2 (de) * | 1993-09-28 | 2003-04-10 | Minister For Infrastructure, Adelaide | Regelung der eisenablagerung in bohrlochpumpen |
ES2080686B1 (es) * | 1994-02-16 | 1996-10-16 | S E De Carburos Metalicos S A | Proceso y equipo de depuracion electrolitica en aguas residuales contaminadas utilizando catodos de oxigeno. |
US6007693A (en) | 1995-03-30 | 1999-12-28 | Bioquest | Spa halogen generator and method of operating |
US6039883A (en) * | 1995-07-27 | 2000-03-21 | Ion Physics Corporation | Compound method for disinfection of liquids |
US5792369A (en) * | 1996-04-04 | 1998-08-11 | Johnson; Dennis E. J. | Apparatus and processes for non-chemical plasma ion disinfection of water |
US6254894B1 (en) * | 1996-04-05 | 2001-07-03 | Zodiac Pool Care, Inc. | Silver self-regulating water purification compositions and methods |
US5772896A (en) | 1996-04-05 | 1998-06-30 | Fountainhead Technologies | Self-regulating water purification composition |
CA2204941C (en) * | 1996-05-21 | 2002-04-02 | Paul F. Fulmer | Method and apparatus for optimizing electrolytic production of a halogen in a water treatment system |
US6190547B1 (en) * | 1996-09-25 | 2001-02-20 | King Technology, Inc | Water treatment system |
US6210566B1 (en) | 1996-09-25 | 2001-04-03 | Joseph A. King | Nestable containers and improved water treatment materials |
AU721834B2 (en) | 1996-10-23 | 2000-07-13 | Louis H. Knieper | Electrochemical treatment of effluent water |
JP4003016B2 (ja) * | 1996-12-18 | 2007-11-07 | 栗田工業株式会社 | 窒素化合物含有水の処理方法 |
US6004458A (en) * | 1997-01-29 | 1999-12-21 | H-Tech, Inc. | Filter/sanitizer |
US5993753A (en) * | 1997-02-12 | 1999-11-30 | H-Tech, Inc. | Chlorinator/sanitizer and method of using same |
US6221321B1 (en) * | 1997-11-12 | 2001-04-24 | H-Tech, Inc. | Chemical feeder |
US5997764A (en) * | 1997-12-04 | 1999-12-07 | The B.F. Goodrich Company | Thickened bleach compositions |
US6093422A (en) * | 1998-01-23 | 2000-07-25 | Zodiac Pool Care, Inc. | Biocidal compositions for treating water |
AUPP216198A0 (en) | 1998-03-05 | 1998-03-26 | Rex, Hans | Method of sanitizing a body of water |
US6287450B1 (en) | 1999-01-26 | 2001-09-11 | George Hradil | Apparatus and method for purifying water with an immersed galvanic cell |
US6207060B1 (en) * | 1999-03-05 | 2001-03-27 | Enproamerica, Inc. | Method for treating water to be provided to an animal |
US6197195B1 (en) * | 1999-03-29 | 2001-03-06 | H-Tech, Inc. | Fluid handling apparatus and flow control assembly therefor |
US6287462B1 (en) * | 1999-03-29 | 2001-09-11 | H-Tech, Inc. | Alternate sanitizer for sand filter |
US6224779B1 (en) | 1999-04-01 | 2001-05-01 | Marshall L. Spector | Inhibition of algae in swimming pools |
GB2348945B (en) | 1999-04-13 | 2002-10-23 | Douglas Ind Ltd | Hot water supply systems |
US6524475B1 (en) | 1999-05-25 | 2003-02-25 | Miox Corporation | Portable water disinfection system |
US6551518B2 (en) | 1999-07-12 | 2003-04-22 | Joseph Gargas | Combined ozonation and electrolytic chlorination water purification method |
JP2001276828A (ja) | 2000-03-30 | 2001-10-09 | Tomoyoshi Miyazaki | 水の電解消毒方法及び電解消毒装置 |
US6350385B1 (en) | 2000-12-22 | 2002-02-26 | William Holt | Method and apparatus for controlling water system fouling |
US6814095B2 (en) * | 2001-08-07 | 2004-11-09 | King Joseph A | Dose system |
JP4258793B2 (ja) * | 2001-08-08 | 2009-04-30 | 旭精工株式会社 | コインホッパのコイン還流装置 |
US6508929B1 (en) | 2001-08-21 | 2003-01-21 | Richard M. Mercer | Water treatment apparatus and method |
US7238278B2 (en) | 2001-10-26 | 2007-07-03 | Zodiac Pool Care, Inc. | Apparatus for purifying water |
US6761827B2 (en) * | 2001-10-26 | 2004-07-13 | Zodiac Pool Care, Inc. | Method and apparatus for purifying water |
US6982040B2 (en) | 2003-04-16 | 2006-01-03 | Zodiac Pool Care, Inc. | Method and apparatus for purifying water |
-
2003
- 2003-04-16 US US10/414,598 patent/US6982040B2/en not_active Expired - Fee Related
- 2003-07-28 CA CA2436065A patent/CA2436065C/en not_active Expired - Fee Related
- 2003-07-29 ZA ZA200305832A patent/ZA200305832B/xx unknown
- 2003-07-29 AU AU2003227298A patent/AU2003227298A1/en not_active Abandoned
- 2003-12-19 ES ES03352018T patent/ES2291603T3/es not_active Expired - Lifetime
- 2003-12-19 AT AT03352018T patent/ATE368010T1/de not_active IP Right Cessation
- 2003-12-19 DE DE60315130T patent/DE60315130T2/de not_active Expired - Lifetime
- 2003-12-19 EP EP03352018A patent/EP1468966B1/de not_active Expired - Lifetime
-
2005
- 2005-01-21 US US11/040,438 patent/US7147786B2/en not_active Expired - Lifetime
- 2005-10-17 US US11/252,106 patent/US20060032803A1/en not_active Abandoned
-
2006
- 2006-07-12 US US11/485,096 patent/US7320761B2/en not_active Expired - Lifetime
-
2007
- 2007-12-10 US US11/953,371 patent/US7540966B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP1468966B1 (de) | 2007-07-25 |
ES2291603T3 (es) | 2008-03-01 |
US20050161408A1 (en) | 2005-07-28 |
US7540966B2 (en) | 2009-06-02 |
US20060032803A1 (en) | 2006-02-16 |
EP1468966A1 (de) | 2004-10-20 |
CA2436065A1 (en) | 2004-10-16 |
DE60315130T2 (de) | 2008-04-10 |
AU2003227298A1 (en) | 2004-11-04 |
ZA200305832B (en) | 2004-05-26 |
US20070084803A1 (en) | 2007-04-19 |
US6982040B2 (en) | 2006-01-03 |
US7147786B2 (en) | 2006-12-12 |
DE60315130D1 (de) | 2007-09-06 |
US20080128363A1 (en) | 2008-06-05 |
US7320761B2 (en) | 2008-01-22 |
US20040206706A1 (en) | 2004-10-21 |
CA2436065C (en) | 2011-09-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |