DE69412500T2 - Uv-gerät zur behandlung einer flüssigkeit - Google Patents
Uv-gerät zur behandlung einer flüssigkeitInfo
- Publication number
- DE69412500T2 DE69412500T2 DE69412500T DE69412500T DE69412500T2 DE 69412500 T2 DE69412500 T2 DE 69412500T2 DE 69412500 T DE69412500 T DE 69412500T DE 69412500 T DE69412500 T DE 69412500T DE 69412500 T2 DE69412500 T2 DE 69412500T2
- Authority
- DE
- Germany
- Prior art keywords
- treating
- liquid
- 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
- 239000007788 liquid Substances 0.000 title 1
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
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
- C02F1/32—Treatment of water, waste water, or sewage by irradiation with ultraviolet light
- C02F1/325—Irradiation devices or lamp constructions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/08—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
- B01J19/12—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor employing electromagnetic waves
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/08—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
- B01J19/12—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor employing electromagnetic waves
- B01J19/122—Incoherent waves
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/08—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
- B01J19/12—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor employing electromagnetic waves
- B01J19/122—Incoherent waves
- B01J19/123—Ultra-violet light
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/24—Stationary reactors without moving elements inside
- B01J19/2405—Stationary reactors without moving elements inside provoking a turbulent flow of the reactants, such as in cyclones, or having a high Reynolds-number
-
- 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
- C02F1/48—Treatment of water, waste water, or sewage with magnetic or electric fields
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00051—Controlling the temperature
- B01J2219/00054—Controlling or regulating the heat exchange system
- B01J2219/00056—Controlling or regulating the heat exchange system involving measured parameters
- B01J2219/00058—Temperature measurement
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00051—Controlling the temperature
- B01J2219/00132—Controlling the temperature using electric heating or cooling elements
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/48—Devices for applying magnetic or electric fields
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/02—Fluid flow conditions
- C02F2301/024—Turbulent
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/04—Disinfection
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/22—Eliminating or preventing deposits, scale removal, scale prevention
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB939320546A GB9320546D0 (en) | 1993-10-06 | 1993-10-06 | Fluid treatment apparatus |
GB939320538A GB9320538D0 (en) | 1993-10-06 | 1993-10-06 | Fluid treatment apparatus |
GB939320545A GB9320545D0 (en) | 1993-10-06 | 1993-10-06 | Fluid treatment apparatus |
GB939322725A GB9322725D0 (en) | 1993-11-04 | 1993-11-04 | Oxidising gas generator |
GB9410744A GB9410744D0 (en) | 1993-10-06 | 1994-05-27 | Fluid treatment apparatus |
PCT/GB1994/002178 WO1995009815A1 (en) | 1993-10-06 | 1994-10-06 | Uv apparatus for fluid treatment |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69412500D1 DE69412500D1 (de) | 1998-09-17 |
DE69412500T2 true DE69412500T2 (de) | 1999-04-15 |
Family
ID=27517210
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69412500T Expired - Fee Related DE69412500T2 (de) | 1993-10-06 | 1994-10-06 | Uv-gerät zur behandlung einer flüssigkeit |
Country Status (8)
Country | Link |
---|---|
US (1) | US5675153A (de) |
EP (1) | EP0722424B1 (de) |
JP (1) | JP3557575B2 (de) |
AU (1) | AU685166B2 (de) |
CA (1) | CA2173472A1 (de) |
DE (1) | DE69412500T2 (de) |
ES (1) | ES2122333T3 (de) |
WO (1) | WO1995009815A1 (de) |
Families Citing this family (81)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5466425A (en) * | 1994-07-08 | 1995-11-14 | Amphion International, Limited | Biological decontamination system |
AU5642196A (en) * | 1995-05-09 | 1996-11-29 | Labatt Brewing Company Limited | Static fluid flow mixing apparatus |
US6083387A (en) * | 1996-06-20 | 2000-07-04 | Burnham Technologies Ltd. | Apparatus for the disinfection of fluids |
US5997812A (en) * | 1996-06-20 | 1999-12-07 | Coolant Treatment Systems, L.L.C. | Methods and apparatus for the application of combined fields to disinfect fluids |
US5925324A (en) * | 1996-09-30 | 1999-07-20 | Paradigm Technologies | Magnetohydrodynamic sterilization method and apparatus |
DE19650212A1 (de) * | 1996-12-04 | 1998-06-18 | Solvay Fluor & Derivate | Herstellung von Carbonsäurefluoriden |
JPH11165178A (ja) * | 1997-06-05 | 1999-06-22 | Sigma Science Kk | 磁化水の製造方法およびその器具 |
US6402964B1 (en) * | 1997-07-03 | 2002-06-11 | August Schmid-Stiftung Zurich | Sterilizing device for a medium, preferably water |
US5952663A (en) * | 1997-07-22 | 1999-09-14 | Infilco Degremont, Inc. | Apparatus for improving UV dosage applied to fluids in open channel UV disinfection systems |
JPH11285628A (ja) * | 1998-04-02 | 1999-10-19 | Matsushita Electric Ind Co Ltd | ガス混合装置及びガス放電パネルの製造方法 |
WO1999052566A1 (en) * | 1998-04-09 | 1999-10-21 | Remote Source Lighting International, Inc. | Water disinfection system using ultraviolet light |
US6565803B1 (en) * | 1998-05-13 | 2003-05-20 | Calgon Carbon Corporation | Method for the inactivation of cryptosporidium parvum using ultraviolet light |
US6245229B1 (en) * | 1998-07-31 | 2001-06-12 | Amway Corporation | Point-of-use water treatment system |
AU5862399A (en) * | 1998-09-14 | 2000-04-03 | Lelieveld, Hubertus | Apparatus and process for preserving foods |
US6781137B2 (en) | 1999-03-15 | 2004-08-24 | Malcolm Robert Snowball | Fluid treatment apparatus |
US6090296A (en) * | 1999-03-17 | 2000-07-18 | Oster; Stephen P. | Method and apparatus for UV-oxidation of toxics in water and UV-disinfection of water |
CA2273745A1 (en) * | 1999-06-04 | 2000-12-04 | George W. Thorpe | Fluid sterilization apparatus |
DK1255444T3 (da) * | 1999-10-12 | 2006-09-11 | Pureuv Proprietary Ltd | Sterilisering af væsker ved anvendelse af ultraviolet lys |
US6411042B1 (en) | 1999-12-29 | 2002-06-25 | Honeywell International Inc. | Display cold spot temperature regulator |
CA2306546C (en) | 2000-04-20 | 2006-06-27 | Photoscience Japan Corporation | Tube scraper |
US6946651B1 (en) * | 2002-04-16 | 2005-09-20 | Mark F. Bohne | Method and apparatus for water purification |
US6657205B1 (en) | 2002-07-17 | 2003-12-02 | Vast Light Ltd. | Turbine-boosted ultraviolet-radiation sterilizing fluid processor |
US20040046127A1 (en) * | 2002-09-09 | 2004-03-11 | Wong Tommy Chi-Kin | Turbine-boosted ultraviolet-radiation sterilizing fluid processor |
US6784440B2 (en) | 2002-07-26 | 2004-08-31 | Boc, Inc. | Food sanitizing cabinet |
US20050016907A1 (en) * | 2003-07-22 | 2005-01-27 | Se Kit Yuen | Electro-optical water sterilizer |
US20050016378A1 (en) * | 2003-07-22 | 2005-01-27 | Yuen Se Kit | Electro-optical air sterilizer with ionizer & lights |
EP1586539A1 (de) * | 2004-04-13 | 2005-10-19 | Araiza, Rafael | Vorrichtung zur Behandlung eines flüssigen oder gasförmigen Mediums mittels UV-Strahlen |
US7513486B2 (en) * | 2004-05-24 | 2009-04-07 | Kaz, Inc. | Humidifier with improved UV disinfection |
US7201767B2 (en) * | 2004-05-27 | 2007-04-10 | Bhullar Tarseam S | Device for ultraviolet radiation treatment of body tissues |
US20060186573A1 (en) * | 2005-02-21 | 2006-08-24 | Ellis Harrell P | System for fabricating sleeved ultra violet lamps |
US8002881B2 (en) * | 2005-03-16 | 2011-08-23 | Oy Halton Group Ltd. | Fume treatment method and apparatus using ultraviolet light to degrade contaminants |
CN2799526Y (zh) * | 2005-04-12 | 2006-07-26 | 彭云龙 | 磁化光催化集成污水再生利用装置 |
CN101090868B (zh) * | 2005-04-12 | 2010-09-22 | 深圳市环境工程科学技术中心 | 磁化光催化集成污水再生利用装置 |
JP2007144386A (ja) | 2005-11-02 | 2007-06-14 | Toshiba Corp | 紫外線照射水処理装置 |
US7578933B1 (en) * | 2005-12-16 | 2009-08-25 | Benjamin B. Selman | Biological filter for aquatic ecosystems |
WO2007126864A1 (en) * | 2006-03-27 | 2007-11-08 | Micronova Technologies, Inc. | Systems and processes for disinfecting liquids |
CN101074123A (zh) * | 2006-05-20 | 2007-11-21 | 广州神阳高新技术有限公司 | 紫外线液体净化处理器 |
US10343939B2 (en) | 2006-06-06 | 2019-07-09 | Evoqua Water Technologies Llc | Ultraviolet light activated oxidation process for the reduction of organic carbon in semiconductor process water |
US8652336B2 (en) | 2006-06-06 | 2014-02-18 | Siemens Water Technologies Llc | Ultraviolet light activated oxidation process for the reduction of organic carbon in semiconductor process water |
US9725343B2 (en) | 2007-04-03 | 2017-08-08 | Evoqua Water Technologies Llc | System and method for measuring and treating a liquid stream |
US9365435B2 (en) | 2007-04-03 | 2016-06-14 | Evoqua Water Technologies Llc | Actinic radiation reactor |
US8753522B2 (en) | 2007-04-03 | 2014-06-17 | Evoqua Water Technologies Llc | System for controlling introduction of a reducing agent to a liquid stream |
US9365436B2 (en) | 2007-04-03 | 2016-06-14 | Evoqua Water Technologies Llc | Method of irradiating a liquid |
US8741155B2 (en) | 2007-04-03 | 2014-06-03 | Evoqua Water Technologies Llc | Method and system for providing ultrapure water |
US8961798B2 (en) | 2007-04-03 | 2015-02-24 | Evoqua Water Technologies Llc | Method for measuring a concentration of a compound in a liquid stream |
US8696192B2 (en) * | 2007-05-10 | 2014-04-15 | Fluid-Quip, Inc. | Multiple helical vortex baffle |
EP1995367B1 (de) * | 2007-05-16 | 2012-03-14 | Samsung Electronics Co., Ltd. | Waschmaschine mit Wasserweichmachervorrichtung |
FR2918589B1 (fr) * | 2007-07-11 | 2009-10-16 | Bienfai Sarl | "procede et installation pour laver des produits tout en sterilisant l'eau utilisee pour le lavage" |
GB2457057A (en) * | 2008-01-31 | 2009-08-05 | Gb Environmental Ltd | Sterilisation of food contained within a sealed receptacle |
US9187344B2 (en) | 2008-08-01 | 2015-11-17 | Silver Bullet Water Treatment Company, Llc | Water treatment device and methods of use |
GB0820644D0 (en) * | 2008-11-12 | 2008-12-17 | Statiflo Internat Ltd | UV Irradiation apparatus and method |
US8127667B2 (en) * | 2009-03-27 | 2012-03-06 | Gea Farm Technologies, Inc. | Apparatus for pasteurizing milk for feeding to calves |
GB0907338D0 (en) | 2009-04-28 | 2009-06-10 | Snowball Malcolm R | Fluid disinfector |
US8591730B2 (en) | 2009-07-30 | 2013-11-26 | Siemens Pte. Ltd. | Baffle plates for an ultraviolet reactor |
US20110220371A1 (en) * | 2010-03-11 | 2011-09-15 | Halliburton Energy Services, Inc. | System and method for fluid treatment |
US20110318237A1 (en) * | 2010-06-26 | 2011-12-29 | Richard Woodling | Ultraviolet reactor baffle design for advanced oxidation process and ultraviolet disinfection |
EP2697168B1 (de) | 2011-04-12 | 2018-01-03 | Silver Bullet Water Treatment Company, LLC | Anlagen und verfahren zur wassebehandlung mittels uv-strahlung |
EP2527301B1 (de) | 2011-05-26 | 2016-04-27 | Evoqua Water Technologies GmbH | Verfahren und Anordnung zur Wasserbehandlung |
GB2494448A (en) * | 2011-09-09 | 2013-03-13 | Steriflow Ltd | Ultra-violet liquid steriliser |
GB2512192B (en) * | 2012-03-06 | 2015-08-05 | Dyson Technology Ltd | A Humidifying Apparatus |
US9038725B2 (en) | 2012-07-10 | 2015-05-26 | Halliburton Energy Services, Inc. | Method and system for servicing a wellbore |
US8658015B2 (en) | 2012-10-19 | 2014-02-25 | Hongji Hou | Water treatment device and method |
EP2934158B1 (de) | 2012-12-18 | 2022-07-20 | Carag Ag | Verfahren zur pasteurisierung von muttermilch |
US20140221692A1 (en) * | 2013-02-04 | 2014-08-07 | Chevron Phillips Chemical Company Lp | Flow Reactor Vessels and Reactor Systems |
KR101398617B1 (ko) * | 2013-03-13 | 2014-05-22 | (주)케이티마린 | 선박평형수 인라인 처리장치의 전처리장치 |
EP2957178A1 (de) | 2014-06-16 | 2015-12-23 | Carag AG | Verfahren und Vorrichtung zur Aufbewahrung eines Muttermilchpräparats |
EP2957177A1 (de) * | 2014-06-16 | 2015-12-23 | Carag AG | Vorrichtung zum Pasteurisieren von Muttermilch |
CN108136056A (zh) * | 2015-01-11 | 2018-06-08 | 阿森普托雷有限公司 | 辐射处理系统及方法 |
US10494281B2 (en) | 2015-01-21 | 2019-12-03 | Evoqua Water Technologies Llc | Advanced oxidation process for ex-situ groundwater remediation |
US11161762B2 (en) | 2015-01-21 | 2021-11-02 | Evoqua Water Technologies Llc | Advanced oxidation process for ex-situ groundwater remediation |
GB201516697D0 (en) | 2015-09-21 | 2015-11-04 | Rix Stuart D | Serillization of liquids |
CA3012361A1 (en) * | 2016-03-11 | 2017-09-14 | Moleaer, Inc | Compositions containing nano-bubbles in a liquid carrier |
US11286184B2 (en) | 2016-06-29 | 2022-03-29 | Pool Purity Ltd. | System and method for treating a body of matter with oxygen treated gas |
JP6607646B2 (ja) * | 2016-07-15 | 2019-11-20 | ルーテック株式会社 | 汚染水処理方法 |
IL253336A0 (en) * | 2017-07-05 | 2017-09-28 | Koren Mordechai | Liquid handling system and method |
US10974973B2 (en) | 2018-01-31 | 2021-04-13 | A. O. Smith Corporation | UV reactor with PTFE diffuser |
WO2019195570A1 (en) * | 2018-04-06 | 2019-10-10 | Baker Hughes, A Ge Company, Llc | In-line pipe contactor |
CA3133245A1 (en) | 2019-03-14 | 2020-09-17 | Moleaer, Inc. | A submersible nano-bubble generating device and method |
WO2021081646A1 (en) | 2019-10-28 | 2021-05-06 | The University Of British Columbia | Fluid flow conduit with controlled hydrodynamics |
CN111484176A (zh) * | 2020-05-26 | 2020-08-04 | 清华大学 | 一种双波段紫外光催化高级氧化装置与工艺 |
WO2023196155A1 (en) * | 2022-04-06 | 2023-10-12 | Rheem Manufacturing Company | Air sanitation systems |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2248618A (en) * | 1939-04-01 | 1941-07-08 | Robert A Fischer | Bactericidal apparatus |
FR1278161A (fr) * | 1960-10-28 | 1961-12-08 | Stérilisateur de liquide | |
GB1212633A (en) * | 1968-04-03 | 1970-11-18 | Erex Hydro Engineering Pty Ltd | Improvements relating to the irradiation of fluids |
DE2327084C3 (de) * | 1973-05-28 | 1982-03-18 | Eisenwerke Fried. Wilh. Düker GmbH & Co, 8782 Karlstadt | Ultraviolett-Entkeimungseinrichtung |
US3923663A (en) * | 1974-07-22 | 1975-12-02 | William P Reid | Fluid purification device |
DE2437110C3 (de) * | 1974-08-01 | 1978-12-21 | C.F. Spiess & Sohn, 6719 Kleinkarlbach | Verfahren zum Abbau von organischem MuU |
GB8513171D0 (en) * | 1985-05-24 | 1985-06-26 | Still & Sons Ltd W M | Water purifiers |
US4963750A (en) * | 1986-12-09 | 1990-10-16 | Wilson Robert L | Fluid media sterilization apparatus |
US4968489A (en) * | 1988-09-13 | 1990-11-06 | Peroxidation Systems, Inc. | UV lamp enclosure sleeve |
US4897246A (en) * | 1988-09-13 | 1990-01-30 | Peroxidation Systems, Inc. | Oxidation chamber |
US5069885A (en) * | 1990-04-23 | 1991-12-03 | Ritchie David G | Photocatalytic fluid purification apparatus having helical nontransparent substrate |
US5217607A (en) * | 1992-02-21 | 1993-06-08 | Diamond Water Systems, Inc. | Water decontamination system with filter, electrostatic treatment and UV radiation chamber |
BR7200809U (pt) * | 1992-05-29 | 1993-03-23 | Dacio Mucio De Souza | Disposicao construtiva em aparelho purificador/esterilizador de agua |
-
1994
- 1994-10-06 JP JP51070095A patent/JP3557575B2/ja not_active Expired - Fee Related
- 1994-10-06 DE DE69412500T patent/DE69412500T2/de not_active Expired - Fee Related
- 1994-10-06 WO PCT/GB1994/002178 patent/WO1995009815A1/en active IP Right Grant
- 1994-10-06 EP EP94928478A patent/EP0722424B1/de not_active Expired - Lifetime
- 1994-10-06 US US08/619,625 patent/US5675153A/en not_active Expired - Fee Related
- 1994-10-06 AU AU77897/94A patent/AU685166B2/en not_active Ceased
- 1994-10-06 CA CA002173472A patent/CA2173472A1/en not_active Abandoned
- 1994-10-06 ES ES94928478T patent/ES2122333T3/es not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
WO1995009815A1 (en) | 1995-04-13 |
EP0722424B1 (de) | 1998-08-12 |
AU685166B2 (en) | 1998-01-15 |
JPH09503160A (ja) | 1997-03-31 |
ES2122333T3 (es) | 1998-12-16 |
DE69412500D1 (de) | 1998-09-17 |
AU7789794A (en) | 1995-05-01 |
JP3557575B2 (ja) | 2004-08-25 |
CA2173472A1 (en) | 1995-04-13 |
EP0722424A1 (de) | 1996-07-24 |
US5675153A (en) | 1997-10-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: SAFE WATER SOLUTIONS LLC, BROWN DEER, WIS., US |
|
8339 | Ceased/non-payment of the annual fee |