EP2875171C0 - Korrosionsschutz mit einer opferanode - Google Patents

Korrosionsschutz mit einer opferanode

Info

Publication number
EP2875171C0
EP2875171C0 EP13820454.0A EP13820454A EP2875171C0 EP 2875171 C0 EP2875171 C0 EP 2875171C0 EP 13820454 A EP13820454 A EP 13820454A EP 2875171 C0 EP2875171 C0 EP 2875171C0
Authority
EP
European Patent Office
Prior art keywords
corrosion protection
sacrificial anode
sacrificial
anode
corrosion
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.)
Active
Application number
EP13820454.0A
Other languages
English (en)
French (fr)
Other versions
EP2875171A4 (de
EP2875171B1 (de
EP2875171A1 (de
Inventor
George Sergi
Attanayake Mudiyanselage Gamini Seneviratne
David Whitmore
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Vector Corrosion Technologies Ltd
Original Assignee
Vector Corrosion Technologies Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from US13/553,489 external-priority patent/US20140021039A1/en
Priority claimed from US13/553,498 external-priority patent/US8961746B2/en
Priority claimed from US13/553,514 external-priority patent/US8968549B2/en
Application filed by Vector Corrosion Technologies Ltd filed Critical Vector Corrosion Technologies Ltd
Priority to EP19198293.3A priority Critical patent/EP3623499A1/de
Publication of EP2875171A1 publication Critical patent/EP2875171A1/de
Publication of EP2875171A4 publication Critical patent/EP2875171A4/de
Application granted granted Critical
Publication of EP2875171C0 publication Critical patent/EP2875171C0/de
Publication of EP2875171B1 publication Critical patent/EP2875171B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • C23F13/02—Inhibiting corrosion of metals by anodic or cathodic protection cathodic; Selection of conditions, parameters or procedures for cathodic protection, e.g. of electrical conditions
    • C23F13/06—Constructional parts, or assemblies of cathodic-protection apparatus
    • C23F13/08—Electrodes specially adapted for inhibiting corrosion by cathodic protection; Manufacture thereof; Conducting electric current thereto
    • C23F13/20—Conducting electric current to electrodes
    • 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
    • C23F13/02—Inhibiting corrosion of metals by anodic or cathodic protection cathodic; Selection of conditions, parameters or procedures for cathodic protection, e.g. of electrical conditions
    • C23F13/06—Constructional parts, or assemblies of cathodic-protection apparatus
    • 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
    • C23F13/02—Inhibiting corrosion of metals by anodic or cathodic protection cathodic; Selection of conditions, parameters or procedures for cathodic protection, e.g. of electrical conditions
    • C23F13/06—Constructional parts, or assemblies of cathodic-protection apparatus
    • C23F13/08—Electrodes specially adapted for inhibiting corrosion by cathodic protection; Manufacture thereof; Conducting electric current thereto
    • C23F13/10—Electrodes characterised by the structure
    • 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
    • C23F2201/00—Type of materials to be protected by cathodic protection
    • C23F2201/02—Concrete, e.g. reinforced
    • 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
    • C23F2213/00—Aspects of inhibiting corrosion of metals by anodic or cathodic protection
    • C23F2213/20—Constructional parts or assemblies of the anodic or cathodic protection apparatus
    • C23F2213/21—Constructional parts or assemblies of the anodic or cathodic protection apparatus combining at least two types of anodic or cathodic protection
    • 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
    • C23F2213/00—Aspects of inhibiting corrosion of metals by anodic or cathodic protection
    • C23F2213/20—Constructional parts or assemblies of the anodic or cathodic protection apparatus
    • C23F2213/22—Constructional parts or assemblies of the anodic or cathodic protection apparatus characterized by the ionic conductor, e.g. humectant, hydratant or backfill
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
    • E04C5/01—Reinforcing elements of metal, e.g. with non-structural coatings
    • E04C5/015—Anti-corrosion coatings or treating compositions, e.g. containing waterglass or based on another metal

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Prevention Of Electric Corrosion (AREA)
EP13820454.0A 2012-07-19 2013-07-18 Korrosionsschutz mit einer opferanode Active EP2875171B1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP19198293.3A EP3623499A1 (de) 2012-07-19 2013-07-18 Korrosionsschutz mit einer opferanode

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US13/553,489 US20140021039A1 (en) 2012-07-19 2012-07-19 Apparatus for Cathodic Protection System Using an Impressed Current Anode and a Sacrificial Anode
US13/553,498 US8961746B2 (en) 2012-07-19 2012-07-19 Charging a sacrificial anode with ions of the sacrificial material
US13/553,514 US8968549B2 (en) 2012-07-19 2012-07-19 Two stage cathodic protection system using impressed current and galvanic action
PCT/CA2013/050561 WO2014012185A1 (en) 2012-07-19 2013-07-18 Corrosion protection using a sacrificial anode

Related Child Applications (2)

Application Number Title Priority Date Filing Date
EP19198293.3A Division EP3623499A1 (de) 2012-07-19 2013-07-18 Korrosionsschutz mit einer opferanode
EP19198293.3A Division-Into EP3623499A1 (de) 2012-07-19 2013-07-18 Korrosionsschutz mit einer opferanode

Publications (4)

Publication Number Publication Date
EP2875171A1 EP2875171A1 (de) 2015-05-27
EP2875171A4 EP2875171A4 (de) 2016-07-06
EP2875171C0 true EP2875171C0 (de) 2024-01-03
EP2875171B1 EP2875171B1 (de) 2024-01-03

Family

ID=49948141

Family Applications (2)

Application Number Title Priority Date Filing Date
EP19198293.3A Pending EP3623499A1 (de) 2012-07-19 2013-07-18 Korrosionsschutz mit einer opferanode
EP13820454.0A Active EP2875171B1 (de) 2012-07-19 2013-07-18 Korrosionsschutz mit einer opferanode

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP19198293.3A Pending EP3623499A1 (de) 2012-07-19 2013-07-18 Korrosionsschutz mit einer opferanode

Country Status (5)

Country Link
EP (2) EP3623499A1 (de)
JP (3) JP6273654B2 (de)
AU (1) AU2013293019B2 (de)
CA (4) CA2944472C (de)
WO (1) WO2014012185A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE50006E1 (en) 2012-07-19 2024-06-11 Vector Corrosion Technologies Ltd. Corrosion protection using a sacrificial anode
WO2014060779A1 (en) 2012-10-18 2014-04-24 Gareth Glass Protection of steel reinforced concrete elements
US9909220B2 (en) * 2014-12-01 2018-03-06 Vector Corrosion Technologies Ltd. Fastening sacrificial anodes to reinforcing bars in concrete for cathodic protection
JP2019501277A (ja) * 2015-11-03 2019-01-17 ベクター コロージョン テクノロジーズ エルティーディー． 陰極防食
JP2017179467A (ja) * 2016-03-30 2017-10-05 株式会社ピーエス三菱 鉄筋コンクリート構造体における電気的防食構造及び該電気的防食構造の効果計測方法
JP7116319B2 (ja) * 2019-02-20 2022-08-10 日本電信電話株式会社 防食装置
JP7377096B2 (ja) * 2019-12-24 2023-11-09 株式会社クボタ 埋設金属管の防食装置及び埋設金属管の防食施工方法

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JPS53934B2 (de) * 1974-05-10 1978-01-13
JPS5518372Y2 (de) * 1975-01-13 1980-04-28
JPS568923Y2 (de) * 1975-09-03 1981-02-26
JPS6254090A (ja) * 1985-09-02 1987-03-09 Showa Shell Sekiyu Kk 埋設金属体の電気防食装置
JPS62116790A (ja) * 1985-11-18 1987-05-28 Nakagawa Boshoku Kogyo Kk 電気防食装置
JPS63286592A (ja) * 1987-05-16 1988-11-24 Permelec Electrode Ltd 防食用電極
JP2589150B2 (ja) * 1988-06-17 1997-03-12 三洋電機株式会社 アルカリ亜鉛蓄電池
JPH0283642U (de) * 1988-12-09 1990-06-28
JP2601338B2 (ja) * 1989-01-30 1997-04-16 株式会社ナカボーテック 流電陽極方式と外部電源方式とを併用した電気防食方法
US5026468A (en) * 1989-05-22 1991-06-25 Colorado Interstate Gas Company Dual bed cathodic protection system with automatic controls
CA2030970C (en) * 1990-10-30 1999-06-29 Ronald L. Carpenter Dual bed cathodic protection system with automatic controls and method of use
GB9312431D0 (en) 1993-06-16 1993-07-28 Aston Material Services Ltd Improvements in and relating to protecting reinforced concrete
US6303017B1 (en) 1993-06-16 2001-10-16 Aston Material Services Limited Cathodic protection of reinforced concrete
JPH07316850A (ja) * 1994-05-27 1995-12-05 Okanishi:Kk 太陽電池による防食方法
US6217742B1 (en) 1996-10-11 2001-04-17 Jack E. Bennett Cathodic protection system
US6471851B1 (en) 1996-10-11 2002-10-29 Jack E. Bennett Cathodic protection system
JPH1161461A (ja) * 1997-08-08 1999-03-05 Ejison:Kk 船舶搭載機器の電蝕防止装置
US6027633A (en) 1998-09-16 2000-02-22 Whitmore; David W. Electrolytic restoration of concrete
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JP2002206182A (ja) * 2000-12-28 2002-07-26 Sumitomo Osaka Cement Co Ltd コンクリート構造物の電気防食装置
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US8211289B2 (en) 2005-03-16 2012-07-03 Gareth Kevin Glass Sacrificial anode and treatment of concrete
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JP5437044B2 (ja) * 2009-12-16 2014-03-12 電気化学工業株式会社 鉄筋コンクリート内部の鉄筋の防食工法
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JP5678504B2 (ja) * 2010-07-26 2015-03-04 株式会社Ihi 有潮流海域での海洋鋼構造物の防食方法
MX2014012653A (es) 2012-04-17 2015-05-11 Soletanche Freyssinet Método para la protección galvánica de una estructura de concreto reforzada.

Also Published As

Publication number Publication date
JP2015525832A (ja) 2015-09-07
EP3623499A1 (de) 2020-03-18
CA2944472C (en) 2021-05-18
CA2879430C (en) 2023-06-13
JP6590902B2 (ja) 2019-10-16
AU2013293019A1 (en) 2015-01-22
CA2936644C (en) 2017-10-31
CA3089939A1 (en) 2014-01-23
CA2936644A1 (en) 2014-01-23
JP2018076595A (ja) 2018-05-17
JP6273654B2 (ja) 2018-02-07
EP2875171A4 (de) 2016-07-06
JP6998066B2 (ja) 2022-01-18
CA2944472A1 (en) 2014-01-23
JP2020015984A (ja) 2020-01-30
CA2879430A1 (en) 2014-01-23
EP2875171B1 (de) 2024-01-03
WO2014012185A1 (en) 2014-01-23
AU2013293019B2 (en) 2017-08-24
EP2875171A1 (de) 2015-05-27

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