DE69315858D1 - Vorrichtung zur kompensation einer alternierenden spannung, die zwischen einem medium und einer metallischen leitung, welche sich in dem medium befindet, auftritt - Google Patents
Vorrichtung zur kompensation einer alternierenden spannung, die zwischen einem medium und einer metallischen leitung, welche sich in dem medium befindet, auftrittInfo
- Publication number
- DE69315858D1 DE69315858D1 DE69315858T DE69315858T DE69315858D1 DE 69315858 D1 DE69315858 D1 DE 69315858D1 DE 69315858 T DE69315858 T DE 69315858T DE 69315858 T DE69315858 T DE 69315858T DE 69315858 D1 DE69315858 D1 DE 69315858D1
- Authority
- DE
- Germany
- Prior art keywords
- medium
- pct
- voltages
- induced
- compensating
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F13/00—Inhibiting corrosion of metals by anodic or cathodic protection
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Pipeline Systems (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
- Pinball Game Machines (AREA)
- Surgical Instruments (AREA)
- Massaging Devices (AREA)
- General Induction Heating (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9200671A SE469987B (sv) | 1992-03-05 | 1992-03-05 | Anordning för kompensering av en växelspänning som uppträder mellan ett medium och en i mediet förlagd metallisk rörledning |
PCT/SE1993/000187 WO1993018204A1 (en) | 1992-03-05 | 1993-03-04 | Device for compensation of an alternating voltage which occurs between a medium and a metallic pipeline disposed in the medium |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69315858D1 true DE69315858D1 (de) | 1998-01-29 |
DE69315858T2 DE69315858T2 (de) | 1998-07-16 |
Family
ID=20385519
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69315858T Expired - Fee Related DE69315858T2 (de) | 1992-03-05 | 1993-03-04 | Vorrichtung zur kompensation einer alternierenden spannung, die zwischen einem medium und einer metallischen leitung, welche sich in dem medium befindet, auftritt |
Country Status (8)
Country | Link |
---|---|
US (1) | US5541459A (de) |
EP (1) | EP0728227B1 (de) |
AT (1) | ATE161295T1 (de) |
CZ (1) | CZ284713B6 (de) |
DE (1) | DE69315858T2 (de) |
DK (1) | DK0728227T3 (de) |
SE (1) | SE469987B (de) |
WO (1) | WO1993018204A1 (de) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE502703C2 (sv) * | 1993-09-02 | 1995-12-11 | Stri Ab | Anordning för kompensering av en växelspänning som uppträder mellan ett medium och en i mediet förlagd metallisk rörledning |
US5750071A (en) * | 1995-06-08 | 1998-05-12 | Lucent Technologies Inc. | Corrosion protection employing alternating voltage |
DK173635B1 (da) | 1999-12-14 | 2001-05-14 | Mogens Balslev Raadgivende Ing | Metode og apparat til detektring af afbrydelse af beskyttelsesstrøm på katodisk beskyttede konstruktioner |
US6732990B2 (en) * | 2001-06-07 | 2004-05-11 | James K Hudson | Tray and cup holder combination |
JP4827703B2 (ja) * | 2006-11-28 | 2011-11-30 | 新日鉄エンジニアリング株式会社 | 埋設パイプラインの電磁誘導電圧低減方法および埋設パイプラインの電磁誘導電圧低減装置 |
RU2477765C1 (ru) * | 2011-08-17 | 2013-03-20 | Закрытое Акционерное Общество "Промышленное Предприятие Материально-Технического Снабжения "Пермснабсбыт" | Станция групповой катодной защиты |
RU2491373C1 (ru) * | 2012-06-01 | 2013-08-27 | Открытое акционерное общество по газификации и эксплуатации газового хозяйства Тульской области "Тулаоблгаз" | Адаптивное устройство катодной защиты от коррозии группы подземных металлических сооружений |
RU2628945C2 (ru) * | 2015-12-10 | 2017-08-23 | Александр Алексеевич Буслаев | Способ совместной катодной защиты от электрохимической коррозии смежных подземных стальных сооружений, находящихся в агрессивной окружающей среде |
WO2018157224A1 (en) * | 2017-03-02 | 2018-09-07 | Wilsun Xu | Reducing induced voltages and currents in pipelines |
RU2660539C1 (ru) * | 2017-11-14 | 2018-07-06 | Акционерное общество "Газпром газораспределение Тула" | Система автоматической коррекции защитных потенциалов станций катодной защиты |
RU2696514C1 (ru) * | 2018-11-14 | 2019-08-02 | Акционерное общество "Газпром газораспределение Тула" | Система коррекции защитных потенциалов станций катодной защиты при действии электромагнитных полей |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1962696A (en) * | 1934-03-01 | 1934-06-12 | George I Rhodes | Method of and means for protecting pipe lines and other buried metallic structures from corrosion |
US2053214A (en) * | 1934-04-21 | 1936-09-01 | Union Carbide & Carbon Corp | Electrode resistant to anodic attack |
NL65387C (de) * | 1945-08-13 | |||
DE880681C (de) * | 1949-10-26 | 1953-06-22 | Paul Lechler Fa | Anordnung zum Schutz metallischer Bauteile gegen den Korrosions- Angriff feuchter oder fluessiger Stoffe |
US2862177A (en) * | 1955-02-28 | 1958-11-25 | Yale W Titterington | Apparatus for measuring the charge on buried conductors |
US2893939A (en) * | 1957-08-21 | 1959-07-07 | Phillips Petroleum Co | Cathodic protection system |
US4219807A (en) * | 1978-04-17 | 1980-08-26 | Cathodic Protection Services, Inc. | Sensor system for an impressed cathodic protection circuit |
US5055165A (en) * | 1988-01-19 | 1991-10-08 | Marine Environmental Research, Inc. | Method and apparatus for the prevention of fouling and/or corrosion of structures in seawater, brackish water and fresh water |
US5126654A (en) * | 1989-02-10 | 1992-06-30 | New York Gas Group | Non-invasive, high resolution detection of electrical currents and electrochemical impedances at spaced localities along a pipeline |
-
1992
- 1992-03-05 SE SE9200671A patent/SE469987B/sv not_active IP Right Cessation
-
1993
- 1993-03-04 CZ CZ942109A patent/CZ284713B6/cs not_active IP Right Cessation
- 1993-03-04 DE DE69315858T patent/DE69315858T2/de not_active Expired - Fee Related
- 1993-03-04 US US08/290,924 patent/US5541459A/en not_active Expired - Fee Related
- 1993-03-04 AT AT93905736T patent/ATE161295T1/de not_active IP Right Cessation
- 1993-03-04 EP EP93905736A patent/EP0728227B1/de not_active Expired - Lifetime
- 1993-03-04 WO PCT/SE1993/000187 patent/WO1993018204A1/en active IP Right Grant
- 1993-03-04 DK DK93905736T patent/DK0728227T3/da active
Also Published As
Publication number | Publication date |
---|---|
CZ284713B6 (cs) | 1999-02-17 |
US5541459A (en) | 1996-07-30 |
SE9200671L (sv) | 1993-09-06 |
EP0728227A1 (de) | 1996-08-28 |
DK0728227T3 (da) | 1998-08-24 |
EP0728227B1 (de) | 1997-12-17 |
ATE161295T1 (de) | 1998-01-15 |
DE69315858T2 (de) | 1998-07-16 |
WO1993018204A1 (en) | 1993-09-16 |
CZ210994A3 (en) | 1995-06-14 |
SE9200671D0 (sv) | 1992-03-05 |
SE469987B (sv) | 1993-10-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |