AU2013293019B2 - Corrosion protection using a sacrificial anode - Google Patents

Corrosion protection using a sacrificial anode Download PDF

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Publication number
AU2013293019B2
AU2013293019B2 AU2013293019A AU2013293019A AU2013293019B2 AU 2013293019 B2 AU2013293019 B2 AU 2013293019B2 AU 2013293019 A AU2013293019 A AU 2013293019A AU 2013293019 A AU2013293019 A AU 2013293019A AU 2013293019 B2 AU2013293019 B2 AU 2013293019B2
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AU
Australia
Prior art keywords
anode
impressed current
sacrificial anode
metal section
sacrificial
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
AU2013293019A
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English (en)
Other versions
AU2013293019A1 (en
Inventor
Attanayake Mudiyanselage Gamini Seneviratne
George Sergi
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 US13/553,514 external-priority patent/US8968549B2/en
Priority claimed from US13/553,498 external-priority patent/US8961746B2/en
Application filed by Vector Corrosion Technologies Ltd filed Critical Vector Corrosion Technologies Ltd
Priority to AU2015200284A priority Critical patent/AU2015200284B2/en
Publication of AU2013293019A1 publication Critical patent/AU2013293019A1/en
Application granted granted Critical
Publication of AU2013293019B2 publication Critical patent/AU2013293019B2/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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)
AU2013293019A 2012-07-19 2013-07-18 Corrosion protection using a sacrificial anode Active AU2013293019B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU2015200284A AU2015200284B2 (en) 2012-07-19 2015-01-21 Corrosion protection using a sacrifical anode

Applications Claiming Priority (7)

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

Related Child Applications (1)

Application Number Title Priority Date Filing Date
AU2015200284A Division AU2015200284B2 (en) 2012-07-19 2015-01-21 Corrosion protection using a sacrifical anode

Publications (2)

Publication Number Publication Date
AU2013293019A1 AU2013293019A1 (en) 2015-01-22
AU2013293019B2 true AU2013293019B2 (en) 2017-08-24

Family

ID=49948141

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2013293019A Active AU2013293019B2 (en) 2012-07-19 2013-07-18 Corrosion protection using a sacrificial anode

Country Status (5)

Country Link
EP (2) EP2875171B1 (ja)
JP (3) JP6273654B2 (ja)
AU (1) AU2013293019B2 (ja)
CA (4) CA2944472C (ja)
WO (1) WO2014012185A1 (ja)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE49882E1 (en) 2012-07-19 2024-03-26 Vector Corrosion Technologies Ltd. Corrosion protection using a sacrificial anode
US20150284860A1 (en) 2012-10-18 2015-10-08 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
EP3371348A4 (en) 2015-11-03 2019-07-03 Vector Corrosion Technologies Ltd CATHODIC CORROSION PROTECTION
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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US20090032410A1 (en) * 2006-03-07 2009-02-05 Gareth Kevin Glass Electrical connection to impressed current anode in concrete construction
US8002964B2 (en) * 2005-10-04 2011-08-23 Gareth Kevin Glass Sacrificial anode and backfill

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Publication number Priority date Publication date Assignee Title
US5026468A (en) * 1989-05-22 1991-06-25 Colorado Interstate Gas Company Dual bed cathodic protection system with automatic controls
US8002964B2 (en) * 2005-10-04 2011-08-23 Gareth Kevin Glass Sacrificial anode and backfill
US20090032410A1 (en) * 2006-03-07 2009-02-05 Gareth Kevin Glass Electrical connection to impressed current anode in concrete construction

Also Published As

Publication number Publication date
JP6590902B2 (ja) 2019-10-16
EP2875171C0 (en) 2024-01-03
CA2944472A1 (en) 2014-01-23
CA2936644A1 (en) 2014-01-23
EP2875171B1 (en) 2024-01-03
JP6273654B2 (ja) 2018-02-07
CA3089939A1 (en) 2014-01-23
JP6998066B2 (ja) 2022-01-18
JP2015525832A (ja) 2015-09-07
CA2944472C (en) 2021-05-18
EP2875171A4 (en) 2016-07-06
WO2014012185A1 (en) 2014-01-23
JP2020015984A (ja) 2020-01-30
EP3623499A1 (en) 2020-03-18
JP2018076595A (ja) 2018-05-17
CA2879430C (en) 2023-06-13
CA2879430A1 (en) 2014-01-23
CA2936644C (en) 2017-10-31
AU2013293019A1 (en) 2015-01-22
EP2875171A1 (en) 2015-05-27

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