CA2462781A1 - Ultraviolet sensors for monitoring energy in the germicidal wavelengths - Google Patents
Ultraviolet sensors for monitoring energy in the germicidal wavelengths Download PDFInfo
- Publication number
- CA2462781A1 CA2462781A1 CA002462781A CA2462781A CA2462781A1 CA 2462781 A1 CA2462781 A1 CA 2462781A1 CA 002462781 A CA002462781 A CA 002462781A CA 2462781 A CA2462781 A CA 2462781A CA 2462781 A1 CA2462781 A1 CA 2462781A1
- Authority
- CA
- Canada
- Prior art keywords
- ultraviolet
- filter
- sensor according
- photodetector
- wavelengths
- 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.)
- Abandoned
Links
- 238000012544 monitoring process Methods 0.000 title claims description 9
- 230000002070 germicidal effect Effects 0.000 title description 8
- 230000001954 sterilising effect Effects 0.000 claims abstract description 18
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 13
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 24
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 23
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 8
- 244000005700 microbiome Species 0.000 claims description 8
- 229910002601 GaN Inorganic materials 0.000 claims description 7
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 6
- 229910052710 silicon Inorganic materials 0.000 claims description 4
- 239000010703 silicon Substances 0.000 claims description 4
- 239000011787 zinc oxide Substances 0.000 claims description 3
- JBRZTFJDHDCESZ-UHFFFAOYSA-N AsGa Chemical compound [As]#[Ga] JBRZTFJDHDCESZ-UHFFFAOYSA-N 0.000 claims description 2
- 229910001218 Gallium arsenide Inorganic materials 0.000 claims description 2
- AJGDITRVXRPLBY-UHFFFAOYSA-N aluminum indium Chemical compound [Al].[In] AJGDITRVXRPLBY-UHFFFAOYSA-N 0.000 claims description 2
- 229910052738 indium Inorganic materials 0.000 claims description 2
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 claims description 2
- PIGFYZPCRLYGLF-UHFFFAOYSA-N Aluminum nitride Chemical compound [Al]#N PIGFYZPCRLYGLF-UHFFFAOYSA-N 0.000 claims 1
- RNQKDQAVIXDKAG-UHFFFAOYSA-N aluminum gallium Chemical compound [Al].[Ga] RNQKDQAVIXDKAG-UHFFFAOYSA-N 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 12
- 238000000746 purification Methods 0.000 abstract description 2
- 230000003287 optical effect Effects 0.000 description 6
- 238000001228 spectrum Methods 0.000 description 6
- 230000005855 radiation Effects 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- 241000894006 Bacteria Species 0.000 description 4
- 239000004065 semiconductor Substances 0.000 description 4
- 230000035945 sensitivity Effects 0.000 description 4
- 230000003595 spectral effect Effects 0.000 description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 3
- 238000000151 deposition Methods 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 229910052681 coesite Inorganic materials 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 229910052906 cristobalite Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 2
- 229910052753 mercury Inorganic materials 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052682 stishovite Inorganic materials 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 229910052905 tridymite Inorganic materials 0.000 description 2
- 238000004065 wastewater treatment Methods 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000005137 deposition process Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- CJNBYAVZURUTKZ-UHFFFAOYSA-N hafnium(IV) oxide Inorganic materials O=[Hf]=O CJNBYAVZURUTKZ-UHFFFAOYSA-N 0.000 description 1
- 239000008235 industrial water Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002365 multiple layer Substances 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 229910052594 sapphire Inorganic materials 0.000 description 1
- 239000010980 sapphire Substances 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F30/00—Individual radiation-sensitive semiconductor devices in which radiation controls the flow of current through the devices, e.g. photodetectors
- H10F30/20—Individual radiation-sensitive semiconductor devices in which radiation controls the flow of current through the devices, e.g. photodetectors the devices having potential barriers, e.g. phototransistors
- H10F30/21—Individual radiation-sensitive semiconductor devices in which radiation controls the flow of current through the devices, e.g. photodetectors the devices having potential barriers, e.g. phototransistors the devices being sensitive to infrared, visible or ultraviolet radiation
- H10F30/22—Individual radiation-sensitive semiconductor devices in which radiation controls the flow of current through the devices, e.g. photodetectors the devices having potential barriers, e.g. phototransistors the devices being sensitive to infrared, visible or ultraviolet radiation the devices having only one potential barrier, e.g. photodiodes
- H10F30/221—Individual radiation-sensitive semiconductor devices in which radiation controls the flow of current through the devices, e.g. photodetectors the devices having potential barriers, e.g. phototransistors the devices being sensitive to infrared, visible or ultraviolet radiation the devices having only one potential barrier, e.g. photodiodes the potential barrier being a PN homojunction
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L9/00—Disinfection, sterilisation or deodorisation of air
- A61L9/16—Disinfection, sterilisation or deodorisation of air using physical phenomena
- A61L9/18—Radiation
- A61L9/20—Ultraviolet radiation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
- G01J1/429—Photometry, e.g. photographic exposure meter using electric radiation detectors applied to measurement of ultraviolet light
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/20—Filters
- G02B5/208—Filters for use with infrared or ultraviolet radiation, e.g. for separating visible light from infrared and/or ultraviolet radiation
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F77/00—Constructional details of devices covered by this subclass
- H10F77/10—Semiconductor bodies
- H10F77/12—Active materials
- H10F77/122—Active materials comprising only Group IV materials
- H10F77/1226—Active materials comprising only Group IV materials comprising multiple Group IV elements, e.g. SiC
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F77/00—Constructional details of devices covered by this subclass
- H10F77/30—Coatings
- H10F77/306—Coatings for devices having potential barriers
- H10F77/331—Coatings for devices having potential barriers for filtering or shielding light, e.g. multicolour filters for photodetectors
- H10F77/334—Coatings for devices having potential barriers for filtering or shielding light, e.g. multicolour filters for photodetectors for shielding light, e.g. light blocking layers or cold shields for infrared detectors
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2209/00—Aspects relating to disinfection, sterilisation or deodorisation of air
- A61L2209/10—Apparatus features
- A61L2209/11—Apparatus for controlling air treatment
- A61L2209/111—Sensor means, e.g. motion, brightness, scent, contaminant sensors
-
- 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
- C02F2201/32—Details relating to UV-irradiation devices
- C02F2201/326—Lamp control systems
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Optics & Photonics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Physical Water Treatments (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10/412,215 | 2003-04-14 | ||
| US10/412,215 US20040200975A1 (en) | 2003-04-14 | 2003-04-14 | Ultraviolet sensors for monitoring energy in the germicidal wavelengths |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2462781A1 true CA2462781A1 (en) | 2004-10-14 |
Family
ID=32908282
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002462781A Abandoned CA2462781A1 (en) | 2003-04-14 | 2004-04-01 | Ultraviolet sensors for monitoring energy in the germicidal wavelengths |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US20040200975A1 (enExample) |
| EP (1) | EP1469290A1 (enExample) |
| JP (1) | JP2004317512A (enExample) |
| KR (1) | KR20040089582A (enExample) |
| CN (1) | CN100520318C (enExample) |
| AU (1) | AU2004201279A1 (enExample) |
| CA (1) | CA2462781A1 (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103616072A (zh) * | 2013-12-06 | 2014-03-05 | 中国电子科技集团公司第四十四研究所 | 紫外线指数监测模块 |
Families Citing this family (33)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006042095A1 (en) * | 2004-10-05 | 2006-04-20 | Apa Entreprises, Inc. | Method and apparatus for a photodetector responsive over a selectable wavelength range |
| US20070012965A1 (en) | 2005-07-15 | 2007-01-18 | General Electric Company | Photodetection system and module |
| US7638090B2 (en) | 2006-03-31 | 2009-12-29 | Searete Llc | Surveying sterilizer methods and systems |
| US20090232703A1 (en) | 2006-03-31 | 2009-09-17 | Searete Llc | Methods and systems for monitoring sterilization status |
| US8758679B2 (en) | 2006-03-31 | 2014-06-24 | The Invention Science Fund I, Llc | Surveying sterilizer methods and systems |
| US8277724B2 (en) | 2006-03-31 | 2012-10-02 | The Invention Science Fund I, Llc | Sterilization methods and systems |
| US8114342B2 (en) | 2006-03-31 | 2012-02-14 | The Invention Science Fund I, Llc | Methods and systems for monitoring sterilization status |
| US8932535B2 (en) | 2006-03-31 | 2015-01-13 | The Invention Science Fund I, Llc | Surveying sterilizer methods and systems |
| US20070231192A1 (en) | 2006-03-31 | 2007-10-04 | Searete Llc, A Limited Liability Corporation Of The State Of Delaware | Sterilization methods and systems |
| JP5575355B2 (ja) * | 2006-10-06 | 2014-08-20 | 株式会社 資生堂 | 紫外線防御効果の評価装置 |
| US7965486B2 (en) * | 2006-10-24 | 2011-06-21 | The Johns Hopkins University | Arc flash detection system |
| DE102008055067A1 (de) * | 2008-12-22 | 2010-07-01 | Robert Bosch Gmbh | Werkzeugmaschine, insbesondere handgehaltene Werkzeugmaschine |
| DK2646064T3 (da) | 2010-12-05 | 2022-05-16 | Oy Halton Group Ltd | Fremgangsmåder og indretninger til ultraviolet overvågning |
| EP3848092A1 (en) | 2011-03-07 | 2021-07-14 | The Trustees of Columbia University in the City of New York | Apparatus, method, and system for selectively effecting and/or killing bacteria |
| US20180169279A1 (en) | 2011-03-07 | 2018-06-21 | The Trustees Of Columbia University In The City Of New York | Apparatus, method and system for selectively affecting and/or killing a virus |
| DE102011102687A1 (de) | 2011-05-20 | 2012-11-22 | XYLEM IP Holding LLC | Steuerung für eine UV-Desinfektionsanlage mit Breitband-UV-Strahlern |
| WO2013063038A1 (en) * | 2011-10-24 | 2013-05-02 | Rosestreet Labs, Llc | Nitride uv light sensors on silicon substrates |
| EP2682738B1 (de) * | 2012-07-05 | 2020-12-23 | Atlas Material Testing Technology GmbH | Detektion der Emissionsstrahlung einer UV-Lichtemissionsdiode durch eine baugleiche UV-Lichtempfangsdiode |
| JP5981834B2 (ja) | 2012-11-21 | 2016-08-31 | 株式会社日本フォトサイエンス | 紫外線ランプの劣化検出装置及び方法 |
| WO2015021300A1 (en) | 2013-08-07 | 2015-02-12 | Wayne State University | Hand-held micro-raman based detection instrument and method of detection |
| WO2015030840A1 (en) * | 2013-08-27 | 2015-03-05 | Lichtblau G J | Ultraviolet radiation system |
| DE102014111945A1 (de) * | 2014-05-19 | 2015-11-19 | Zentrum Mikroelektronik Dresden Ag | Funktionseinheit mit strahlungsundurchlässigen Mitteln |
| EP3009362A1 (en) * | 2014-10-17 | 2016-04-20 | Tetra Laval Holdings & Finance S.A. | A detecting device for detecting UV radiation |
| CN104568756A (zh) * | 2015-01-21 | 2015-04-29 | 中国科学院上海技术物理研究所 | 中波红外光谱可识别探测器 |
| KR101944360B1 (ko) * | 2016-03-09 | 2019-02-01 | 서울바이오시스 주식회사 | 자외선 검출기 |
| DE212016000103U1 (de) | 2015-06-01 | 2018-01-14 | Seoul Viosys Co., Ltd. | Ultraviolett-Messeinrichtung, Fotodetektorelement, Ultraviolett-Detektor, Ultraviolett-Index Berechnungseinrichtung und elektronische Einrichtung mit diesen |
| GB2549114A (en) * | 2016-04-05 | 2017-10-11 | Alpha-Cure Ltd | UV steriliser assembley and method for constructing same |
| US10658531B2 (en) * | 2017-10-18 | 2020-05-19 | International Business Machines Corporation | Spalling techniques for manufacturing photodiodes |
| US11162825B2 (en) | 2019-02-26 | 2021-11-02 | Humanetics Innovative Solutions, Inc. | System and method for calibrating an optical fiber measurement system |
| GB201905193D0 (en) | 2019-04-12 | 2019-05-29 | Randox Laboratories Ltd | Monitoring device |
| DE102020123797A1 (de) * | 2020-09-11 | 2022-03-17 | OSRAM Opto Semiconductors Gesellschaft mit beschränkter Haftung | Optoelektronische sensorzelle und optoelektronischer halbleitersensor |
| EP4124350B1 (en) * | 2021-07-28 | 2024-12-11 | Goodrich Lighting Systems GmbH & Co. KG | System and method for providing and monitoring uv illumination in an interior of an aircraft |
| KR102683332B1 (ko) * | 2022-01-28 | 2024-07-09 | 계명대학교 산학협력단 | 빛 살균 효과 측정 장치 및 방법 |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US93732A (en) * | 1869-08-17 | Improvement in curry-combs | ||
| US3366789A (en) * | 1964-02-12 | 1968-01-30 | American Cyanamid Co | Calibration of ultraviolet radiation sources |
| US4304996A (en) * | 1980-04-09 | 1981-12-08 | Pure Cycle Corporation | Water sterilizer and organic matter measurement instrument |
| US4336223A (en) * | 1980-04-18 | 1982-06-22 | Leon Hillman | Ultraviolet method for disinfection and sterilization of fluids |
| GB2136112B (en) * | 1983-02-23 | 1988-01-13 | Hanovia Ltd | Apparatus for monitoring the intensity of a uv source |
| US5278435A (en) * | 1992-06-08 | 1994-01-11 | Apa Optics, Inc. | High responsivity ultraviolet gallium nitride detector |
| EP0653613B1 (de) * | 1993-11-12 | 1997-11-26 | Xenotest Gesellschaft für die Herstellung von Materialprüfgeräten mbH | UV-Sensor |
| US5514871A (en) * | 1994-01-13 | 1996-05-07 | Trojan Technologies | Optical radiation sensor device |
| US5660719A (en) * | 1994-12-23 | 1997-08-26 | Kurtz; Mark E. | Ultraviolet light apparatus for fluid purification |
| US6157503A (en) * | 1998-11-10 | 2000-12-05 | Thermo Vision Corporation | High performance optical filters suitable for intense ultraviolet irradiance applications |
| US6784430B2 (en) * | 1999-02-08 | 2004-08-31 | General Electric Company | Interdigitated flame sensor, system and method |
| US6646265B2 (en) * | 1999-02-08 | 2003-11-11 | General Electric Company | Optical spectrometer and method for combustion flame temperature determination |
| US6057917A (en) * | 1999-02-26 | 2000-05-02 | General Electric Company | Optical sensing and control of ultraviolet fluid treatment dynamics |
| US6669838B1 (en) * | 1999-06-21 | 2003-12-30 | Access Business Group International Llc. | Apparatus for filtering and sterilizing water utilizing a turbidity and microorganism sensing system |
| WO2001092839A2 (en) * | 2000-05-31 | 2001-12-06 | Calgon Carbon Corporation | Apparatus for detecting and measuring intensity of ultraviolet radiation |
| US6587264B2 (en) * | 2001-01-18 | 2003-07-01 | Thermo Corion Corporation | Selectively tuned ultraviolet optical filters and methods of use thereof |
| US20020162970A1 (en) * | 2001-05-02 | 2002-11-07 | Michael Sasges | Optical sensing and control of ultraviolet fluid treatment dynamics |
| US20030030011A1 (en) * | 2001-05-17 | 2003-02-13 | Purepulse Technologies, Inc. | Light treatment control in a fluid treatment system using light for the treatment of fluid products |
-
2003
- 2003-04-14 US US10/412,215 patent/US20040200975A1/en not_active Abandoned
-
2004
- 2004-03-26 AU AU2004201279A patent/AU2004201279A1/en not_active Abandoned
- 2004-04-01 CA CA002462781A patent/CA2462781A1/en not_active Abandoned
- 2004-04-08 EP EP04252130A patent/EP1469290A1/en not_active Ceased
- 2004-04-13 KR KR1020040025438A patent/KR20040089582A/ko not_active Ceased
- 2004-04-13 JP JP2004117504A patent/JP2004317512A/ja not_active Withdrawn
- 2004-04-14 CN CNB2004100329778A patent/CN100520318C/zh not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103616072A (zh) * | 2013-12-06 | 2014-03-05 | 中国电子科技集团公司第四十四研究所 | 紫外线指数监测模块 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2004317512A (ja) | 2004-11-11 |
| CN1538151A (zh) | 2004-10-20 |
| AU2004201279A1 (en) | 2004-10-28 |
| US20040200975A1 (en) | 2004-10-14 |
| KR20040089582A (ko) | 2004-10-21 |
| EP1469290A1 (en) | 2004-10-20 |
| CN100520318C (zh) | 2009-07-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| FZDE | Discontinued |