TW576917B - Method for detecting multiple types of corrosion - Google Patents
Method for detecting multiple types of corrosion Download PDFInfo
- Publication number
- TW576917B TW576917B TW090131870A TW90131870A TW576917B TW 576917 B TW576917 B TW 576917B TW 090131870 A TW090131870 A TW 090131870A TW 90131870 A TW90131870 A TW 90131870A TW 576917 B TW576917 B TW 576917B
- Authority
- TW
- Taiwan
- Prior art keywords
- probe
- corrosion
- corrosive
- metal
- transducer element
- Prior art date
Links
- 230000007797 corrosion Effects 0.000 title claims abstract description 97
- 238000005260 corrosion Methods 0.000 title claims abstract description 97
- 238000000034 method Methods 0.000 title claims abstract description 29
- 239000000523 sample Substances 0.000 claims abstract description 108
- 229910052751 metal Inorganic materials 0.000 claims abstract description 83
- 239000002184 metal Substances 0.000 claims abstract description 83
- 239000000463 material Substances 0.000 claims description 9
- 238000002604 ultrasonography Methods 0.000 claims description 9
- 238000001514 detection method Methods 0.000 claims description 3
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims 1
- 229910052709 silver Inorganic materials 0.000 claims 1
- 239000004332 silver Substances 0.000 claims 1
- 238000005336 cracking Methods 0.000 abstract description 5
- 150000002739 metals Chemical class 0.000 abstract description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 239000010935 stainless steel Substances 0.000 description 4
- 229910001220 stainless steel Inorganic materials 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 230000002285 radioactive effect Effects 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 229910001092 metal group alloy Inorganic materials 0.000 description 2
- 239000003345 natural gas Substances 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- -1 pipes Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 239000003864 humus Substances 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 239000003049 inorganic solvent Substances 0.000 description 1
- 229910001867 inorganic solvent Inorganic materials 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000012857 radioactive material Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000007619 statistical method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/04—Analysing solids
- G01N29/07—Analysing solids by measuring propagation velocity or propagation time of acoustic waves
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N17/00—Investigating resistance of materials to the weather, to corrosion, or to light
- G01N17/04—Corrosion probes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/04—Analysing solids
- G01N29/11—Analysing solids by measuring attenuation of acoustic waves
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/024—Mixtures
- G01N2291/02458—Solids in solids, e.g. granules
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/025—Change of phase or condition
- G01N2291/0255—(Bio)chemical reactions, e.g. on biosensors
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/04—Wave modes and trajectories
- G01N2291/044—Internal reflections (echoes), e.g. on walls or defects
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/26—Scanned objects
- G01N2291/263—Surfaces
- G01N2291/2634—Surfaces cylindrical from outside
Landscapes
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Pathology (AREA)
- Health & Medical Sciences (AREA)
- Acoustics & Sound (AREA)
- Biodiversity & Conservation Biology (AREA)
- Ecology (AREA)
- Environmental & Geological Engineering (AREA)
- Environmental Sciences (AREA)
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Investigating And Analyzing Materials By Characteristic Methods (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/746,095 US6490927B2 (en) | 2000-12-22 | 2000-12-22 | Method for detecting multiple types of corrosion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| TW576917B true TW576917B (en) | 2004-02-21 |
Family
ID=24999458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW090131870A TW576917B (en) | 2000-12-22 | 2001-12-21 | Method for detecting multiple types of corrosion |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US6490927B2 (enExample) |
| EP (1) | EP1344044B1 (enExample) |
| JP (1) | JP2004522948A (enExample) |
| AT (1) | ATE437357T1 (enExample) |
| AU (1) | AU2002239629A1 (enExample) |
| DE (1) | DE60139340D1 (enExample) |
| TW (1) | TW576917B (enExample) |
| WO (1) | WO2002052247A2 (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113848177A (zh) * | 2021-10-29 | 2021-12-28 | 西安热工研究院有限公司 | 一种基于电化学测量技术的腐蚀在线监测传感器 |
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| US20050028593A1 (en) * | 2003-08-04 | 2005-02-10 | Particle Measuring Systems, Inc. | Method and apparatus for high sensitivity monitoring of molecular contamination |
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| US20050148081A1 (en) * | 2004-01-06 | 2005-07-07 | Braunling Russell D. | System and method for corrosion maintenance scheduling |
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| US7470056B2 (en) | 2004-02-12 | 2008-12-30 | Industrial Measurement Systems, Inc. | Methods and apparatus for monitoring a condition of a material |
| US7866211B2 (en) * | 2004-07-16 | 2011-01-11 | Rosemount Inc. | Fouling and corrosion detector for process control industries |
| US20060125493A1 (en) * | 2004-12-13 | 2006-06-15 | Materials Modification, Inc. | Corrosion sensor and method of monitoring corrosion |
| RU2389057C2 (ru) | 2005-02-28 | 2010-05-10 | Роузмаунт Инк. | Технологическое соединение для диагностики технологического процесса |
| US7322243B2 (en) * | 2005-06-16 | 2008-01-29 | Honeywell International Inc. | Acoustic wave etch rate sensor system |
| US20070068225A1 (en) | 2005-09-29 | 2007-03-29 | Brown Gregory C | Leak detector for process valve |
| US8469700B2 (en) * | 2005-09-29 | 2013-06-25 | Rosemount Inc. | Fouling and corrosion detector for burner tips in fired equipment |
| US7653235B2 (en) * | 2005-10-27 | 2010-01-26 | Honeywell International Inc. | Surface anomaly detection system and method |
| US7609874B2 (en) * | 2005-12-21 | 2009-10-27 | Honeywell International Inc. | System and method for prediction of pitting corrosion growth |
| US7477060B2 (en) * | 2005-12-27 | 2009-01-13 | 3M Innovative Properties Company | Coating impedance monitoring system |
| US7913566B2 (en) | 2006-05-23 | 2011-03-29 | Rosemount Inc. | Industrial process device utilizing magnetic induction |
| US7504834B2 (en) * | 2006-12-20 | 2009-03-17 | 3M Innovative Properties Company | Detection system |
| US8050875B2 (en) * | 2006-12-26 | 2011-11-01 | Rosemount Inc. | Steam trap monitoring |
| WO2008083409A1 (en) | 2007-01-03 | 2008-07-10 | University Of Florida Research Foundation, Inc. | System for assessing pipeline condition |
| US8085165B2 (en) * | 2007-02-09 | 2011-12-27 | Luna Innovations Incorporated | Wireless corrosion sensor |
| US8898036B2 (en) | 2007-08-06 | 2014-11-25 | Rosemount Inc. | Process variable transmitter with acceleration sensor |
| US20090039864A1 (en) * | 2007-08-06 | 2009-02-12 | Honeywell International, Inc. | Wireless corrosion sensor |
| US7877009B2 (en) * | 2007-12-20 | 2011-01-25 | 3M Innovative Properties Company | Method and system for electrochemical impedance spectroscopy |
| US8250924B2 (en) | 2008-04-22 | 2012-08-28 | Rosemount Inc. | Industrial process device utilizing piezoelectric transducer |
| US8256953B2 (en) * | 2008-10-31 | 2012-09-04 | Yuhas Donald E | Methods and apparatus for measuring temperature and heat flux in a material using ultrasound |
| US7977924B2 (en) | 2008-11-03 | 2011-07-12 | Rosemount Inc. | Industrial process power scavenging device and method of deriving process device power from an industrial process |
| US8676543B2 (en) * | 2009-06-23 | 2014-03-18 | Exxonmobil Research And Engineering Company | Determining the resonance parameters for mechanical oscillators |
| US9176108B2 (en) * | 2012-07-26 | 2015-11-03 | Southwest Research Institute | Method and device for measuring corrosion metal loss |
| WO2014022598A1 (en) * | 2012-07-31 | 2014-02-06 | Quest Integrated, Inc. | Electric connection via fastener hole |
| US10641412B2 (en) | 2012-09-28 | 2020-05-05 | Rosemount Inc. | Steam trap monitor with diagnostics |
| CN102901777B (zh) * | 2012-10-18 | 2015-04-08 | 镇江出入境检验检疫局检验检疫综合技术中心 | 一种基于酸蚀法的金属板材人工伤的制作方法 |
| CN103076400A (zh) * | 2012-10-23 | 2013-05-01 | 中国石油化工股份有限公司 | 一种基于振动频率的新型腐蚀探头及其测量系统 |
| US10041911B2 (en) | 2013-05-28 | 2018-08-07 | Dow Global Technologies Llc | Methods and systems for measuring corrosion in-situ |
| JP6106548B2 (ja) * | 2013-07-12 | 2017-04-05 | 日揮株式会社 | 液体収容設備 |
| CN104295911A (zh) * | 2013-07-19 | 2015-01-21 | 中国石油天然气集团公司 | 油气管道检测用耐磨探头 |
| JP6362920B2 (ja) * | 2014-05-16 | 2018-07-25 | 株式会社日立製作所 | 腐食環境モニタリング装置及び方法 |
| CN104075756B (zh) * | 2014-07-21 | 2016-09-07 | 青岛理工大学 | 混凝土结构耐久性多元复合无线监测系统 |
| US9726594B2 (en) * | 2014-11-18 | 2017-08-08 | Baker Hughes Incorporated | Electrochemical sensor for monitoring under-deposit corrosion |
| JP6338282B2 (ja) * | 2014-11-25 | 2018-06-06 | 中日本高速道路株式会社 | Pc構造物の診断方法 |
| US10345221B1 (en) * | 2014-12-23 | 2019-07-09 | Berkeley Springs Instruments Llc | Ultrasonic corrosion coupon probe |
| US10196988B2 (en) * | 2015-06-05 | 2019-02-05 | Rolls-Royce Corporation | Fuel system coking sensor |
| US10209175B2 (en) * | 2015-07-31 | 2019-02-19 | Micross Advanced Interconnect Technology Llc | Detection of corrosion using dispersed embedded sensors |
| US10352696B2 (en) * | 2015-09-03 | 2019-07-16 | Berkeley Springs Instruments Llc | Ultrasonic cathodic protection test station |
| US20170198563A1 (en) * | 2016-01-12 | 2017-07-13 | Baker Hughes Incorporated | Crack Detection in High Pressure Borehole Tubulars using Acoustic Emission |
| CN106658979A (zh) * | 2016-11-16 | 2017-05-10 | 苏州大学 | 自动化电路板电腐蚀加工装置和方法 |
| US11060992B2 (en) | 2017-03-24 | 2021-07-13 | Rosemount Aerospace Inc. | Probe heater remaining useful life determination |
| US10895592B2 (en) * | 2017-03-24 | 2021-01-19 | Rosemount Aerospace Inc. | Probe heater remaining useful life determination |
| US10914777B2 (en) | 2017-03-24 | 2021-02-09 | Rosemount Aerospace Inc. | Probe heater remaining useful life determination |
| US10274462B2 (en) * | 2017-04-20 | 2019-04-30 | Savannah River Nuclear Solutions, Llc | Device for measuring material deterioration in equipment |
| DE102017113358B4 (de) * | 2017-05-23 | 2020-09-10 | Fontaine Holdings Nv | Feuerverzinkungsvorrichtung sowie Feuerverzinkungsverfahren |
| JP6735727B2 (ja) * | 2017-12-26 | 2020-08-05 | 非破壊検査株式会社 | 検査対象物の非露出部の腐食検査方法及び腐食検査装置 |
| US10962580B2 (en) | 2018-12-14 | 2021-03-30 | Rosemount Aerospace Inc. | Electric arc detection for probe heater PHM and prediction of remaining useful life |
| US11061080B2 (en) | 2018-12-14 | 2021-07-13 | Rosemount Aerospace Inc. | Real time operational leakage current measurement for probe heater PHM and prediction of remaining useful life |
| US11639954B2 (en) | 2019-05-29 | 2023-05-02 | Rosemount Aerospace Inc. | Differential leakage current measurement for heater health monitoring |
| US11472562B2 (en) | 2019-06-14 | 2022-10-18 | Rosemount Aerospace Inc. | Health monitoring of an electrical heater of an air data probe |
| US11300498B2 (en) * | 2019-06-26 | 2022-04-12 | Micross Advanced Interconnect Technology Llc | Corrosion sensor and method and computerized system for using the same |
| DE102019211104A1 (de) | 2019-07-25 | 2021-01-28 | Siemens Aktiengesellschaft | Verfahren und Vorrichtung zur Detektion von alterungsbedingten Schäden oder Delaminationen an Bauteilen, insbesondere Leistungsmodulen leistungselektronischer Geräte sowie Leistungselektronisches Gerät, insbesondere Umrichter |
| US11930563B2 (en) | 2019-09-16 | 2024-03-12 | Rosemount Aerospace Inc. | Monitoring and extending heater life through power supply polarity switching |
| CN113008776B (zh) * | 2019-12-19 | 2023-07-25 | 新疆金风科技股份有限公司 | 用于环形间隙的电偶腐蚀检测探头及腐蚀检测系统 |
| US11293995B2 (en) | 2020-03-23 | 2022-04-05 | Rosemount Aerospace Inc. | Differential leakage current measurement for heater health monitoring |
| US11630140B2 (en) | 2020-04-22 | 2023-04-18 | Rosemount Aerospace Inc. | Prognostic health monitoring for heater |
| US11625853B2 (en) | 2021-04-12 | 2023-04-11 | Saudi Arabian Oil Company | Spot detection algorithm for external pipeline inspection applications |
| US12467831B2 (en) | 2022-11-18 | 2025-11-11 | Georgia Tech Research Corporation | Molten salt sampling system and methods of use thereof |
| US12480860B2 (en) | 2022-12-07 | 2025-11-25 | Abilene Christian University | In-situ corrosion monitoring device and methods of use thereof |
| CN116500061B (zh) * | 2023-06-25 | 2023-09-29 | 北京英智数联科技有限公司 | 一种非侵入式管道腐蚀监测系统、方法及装置 |
| WO2025034739A2 (en) | 2023-08-07 | 2025-02-13 | Abilene Christian University | A method calibrating power monitors for molten salt reactors at low power |
| US20250068190A1 (en) * | 2023-08-21 | 2025-02-27 | Saudi Arabian Oil Company | Monitoring Corrosion and Flushing Corrosive Media from Dead Legs in Piping |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US3056284A (en) * | 1958-11-03 | 1962-10-02 | Pure Oil Co | Scale and corrosion-measuring device and method |
| GB2079949B (en) | 1980-05-30 | 1983-11-23 | Atomic Energy Authority Uk | Improvements in or relating to the monitoring of corrosion |
| NL183317C (nl) * | 1982-06-03 | 1988-09-16 | Hoogovens Groep Bv | Hoogovenwand. |
| US4539846A (en) * | 1984-01-10 | 1985-09-10 | The United States Of America As Represented By The United States Department Of Energy | High resolution in situ ultrasonic corrosion monitor |
| JPS6128841A (ja) * | 1984-07-18 | 1986-02-08 | Mitsubishi Heavy Ind Ltd | 腐食試験装置 |
| GB8611518D0 (en) | 1986-05-12 | 1986-06-18 | Manchester Inst Science Tech | Corrosion monitoring |
| JPH0731158B2 (ja) * | 1986-05-15 | 1995-04-10 | 日特建設株式会社 | アンカーの引張り鋼材の腐蝕検査方法 |
| US4872345A (en) * | 1988-03-30 | 1989-10-10 | Shell Oil Company | Measuring wall erosion |
| GB2238120B (en) * | 1989-10-21 | 1993-09-08 | British Nuclear Fuels Plc | Corrosion monitoring |
| USH1084H (en) * | 1990-08-10 | 1992-08-04 | The United States Of America As Represented By The Department Of Energy | Ultrasonic thickness measuring and imaging system and method |
| GB9106218D0 (en) | 1991-03-23 | 1991-05-08 | Capcis March Ltd | Electrochemical impedance monitoring |
| DE4141123C1 (enExample) * | 1991-12-13 | 1993-03-18 | Kernforschungszentrum Karlsruhe Gmbh, 7500 Karlsruhe, De | |
| JP2727298B2 (ja) * | 1993-07-12 | 1998-03-11 | ザ・バブコック・アンド・ウイルコックス・カンパニー | 膜付きボイラー管の腐蝕疲労亀裂を検出する方法 |
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| US5526689A (en) | 1995-03-24 | 1996-06-18 | The Babcock & Wilcox Company | Acoustic emission for detection of corrosion under insulation |
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| US6015484A (en) | 1997-11-26 | 2000-01-18 | Gamry Instruments, Inc. | Detection of pitting corrosion |
-
2000
- 2000-12-22 US US09/746,095 patent/US6490927B2/en not_active Expired - Lifetime
-
2001
- 2001-12-18 EP EP01987411A patent/EP1344044B1/en not_active Expired - Lifetime
- 2001-12-18 AT AT01987411T patent/ATE437357T1/de not_active IP Right Cessation
- 2001-12-18 AU AU2002239629A patent/AU2002239629A1/en not_active Abandoned
- 2001-12-18 WO PCT/US2001/048872 patent/WO2002052247A2/en not_active Ceased
- 2001-12-18 JP JP2002553096A patent/JP2004522948A/ja active Pending
- 2001-12-18 DE DE60139340T patent/DE60139340D1/de not_active Expired - Lifetime
- 2001-12-21 TW TW090131870A patent/TW576917B/zh not_active IP Right Cessation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113848177A (zh) * | 2021-10-29 | 2021-12-28 | 西安热工研究院有限公司 | 一种基于电化学测量技术的腐蚀在线监测传感器 |
Also Published As
| Publication number | Publication date |
|---|---|
| EP1344044A2 (en) | 2003-09-17 |
| WO2002052247A3 (en) | 2003-07-24 |
| EP1344044B1 (en) | 2009-07-22 |
| DE60139340D1 (de) | 2009-09-03 |
| WO2002052247A2 (en) | 2002-07-04 |
| AU2002239629A1 (en) | 2002-07-08 |
| US20020078752A1 (en) | 2002-06-27 |
| JP2004522948A (ja) | 2004-07-29 |
| US6490927B2 (en) | 2002-12-10 |
| ATE437357T1 (de) | 2009-08-15 |
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