HK1038044A1 - Cathodic protection - Google Patents

Cathodic protection

Info

Publication number
HK1038044A1
HK1038044A1 HK01108121A HK01108121A HK1038044A1 HK 1038044 A1 HK1038044 A1 HK 1038044A1 HK 01108121 A HK01108121 A HK 01108121A HK 01108121 A HK01108121 A HK 01108121A HK 1038044 A1 HK1038044 A1 HK 1038044A1
Authority
HK
Hong Kong
Prior art keywords
anode
reinforcement
layer
filler
hole
Prior art date
Application number
HK01108121A
Other languages
English (en)
Inventor
David W Whitmore
Original Assignee
David W Whitmore
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=22926404&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=HK1038044(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by David W Whitmore filed Critical David W Whitmore
Publication of HK1038044A1 publication Critical patent/HK1038044A1/xx

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
    • C23F13/16—Electrodes characterised by the combination of the structure and the material
    • 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

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)
  • Bipolar Transistors (AREA)
  • Led Device Packages (AREA)
HK01108121A 1999-02-05 2001-11-19 Cathodic protection HK1038044A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/245,373 US6165346A (en) 1999-02-05 1999-02-05 Cathodic protection of concrete
PCT/CA2000/000101 WO2000046422A2 (en) 1999-02-05 2000-02-02 Cathodic protection

Publications (1)

Publication Number Publication Date
HK1038044A1 true HK1038044A1 (en) 2002-03-01

Family

ID=22926404

Family Applications (1)

Application Number Title Priority Date Filing Date
HK01108121A HK1038044A1 (en) 1999-02-05 2001-11-19 Cathodic protection

Country Status (9)

Country Link
US (2) US6165346A (ja)
EP (1) EP1153159B1 (ja)
JP (1) JP4574013B2 (ja)
AT (1) ATE310109T1 (ja)
AU (1) AU775457B2 (ja)
CA (1) CA2350059C (ja)
DE (1) DE60024061T2 (ja)
HK (1) HK1038044A1 (ja)
WO (1) WO2000046422A2 (ja)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6217742B1 (en) * 1996-10-11 2001-04-17 Jack E. Bennett Cathodic protection system
GB9802805D0 (en) * 1998-02-10 1998-04-08 Atraverda Ltd Electrochemical treatment of reinforced concrete
US7276144B2 (en) * 1999-02-05 2007-10-02 David Whitmore Cathodic protection
US6165346A (en) 1999-02-05 2000-12-26 Whitmore; David Cathodic protection of concrete
US6572760B2 (en) * 1999-02-05 2003-06-03 David Whitmore Cathodic protection
US6358397B1 (en) * 2000-09-19 2002-03-19 Cor/Sci, Llc. Doubly-protected reinforcing members in concrete
EP1444382A4 (en) * 2001-09-26 2006-03-08 J E Bennett Consultants Inc CATHODE PROTECTION SYSTEM
US6793800B2 (en) 2002-12-20 2004-09-21 David Whitmore Cathodic protection of steel within a covering material
FR2859223B1 (fr) * 2003-08-29 2005-11-18 Bouygues Travaux Publics Procede et dispositif pour la protection cathodique d'un ouvrage en beton arme partiellement immerge
CA2444638C (en) 2003-10-10 2008-11-25 David W. Whitmore Cathodic protection of steel within a covering material
GB0409521D0 (en) * 2004-04-29 2004-06-02 Fosroc International Ltd Sacrificial anode assembly
EP1759189A4 (en) 2004-06-03 2015-02-25 John E Bennett ANODE ASSEMBLY FOR CATHODE PROTECTION
GB2451725B8 (en) * 2004-07-06 2019-05-01 E Chem Tech Ltd Protection of reinforcing steel
US8999137B2 (en) 2004-10-20 2015-04-07 Gareth Kevin Glass Sacrificial anode and treatment of concrete
GB2427618B8 (en) * 2004-10-20 2019-05-01 E Chem Tech Ltd Improvements related to the protection of reinforcement
US8211289B2 (en) * 2005-03-16 2012-07-03 Gareth Kevin Glass Sacrificial anode and treatment of concrete
GB0505353D0 (en) 2005-03-16 2005-04-20 Chem Technologies Ltd E Treatment process for concrete
CA2488298C (en) 2004-11-23 2008-10-14 Highline Mfg. Inc. Bale processor with grain mixing attachment
EP1934385B1 (en) * 2005-10-04 2016-12-14 Gareth Glass Sacrificial anode and backfill
US7422665B2 (en) * 2006-03-08 2008-09-09 David Whitmore Anode for cathodic protection
WO2007126715A2 (en) * 2006-04-06 2007-11-08 Bennett John E Activating matrix for cathodic protection
US8157983B2 (en) * 2007-03-24 2012-04-17 Bennett John E Composite anode for cathodic protection
CA2736772C (en) 2008-08-11 2019-10-08 Wolfgang Schwarz Hydraulic binder and binder matrices made thereof
GB2464346A (en) * 2008-10-17 2010-04-21 Gareth Kevin Glass Repair of reinforced concrete structures using sacrificial anodes
US8361286B1 (en) 2009-07-27 2013-01-29 Roberto Giorgini Galvanic anode for reinforced concrete applications
US7998321B1 (en) 2009-07-27 2011-08-16 Roberto Giorgini Galvanic anode for reinforced concrete applications
US8394193B2 (en) 2009-08-10 2013-03-12 Wolfgang Schwarz Hydraulic binder and binder matrices made thereof
US10053782B2 (en) 2012-07-19 2018-08-21 Vector Corrosion Technologies Ltd. Corrosion protection using a sacrificial anode
US8968549B2 (en) 2012-07-19 2015-03-03 Vector Corrosion Technologies Ltd. Two stage cathodic protection system using impressed current and galvanic action
US8961746B2 (en) 2012-07-19 2015-02-24 Vector Corrosion Technologies Ltd. Charging a sacrificial anode with ions of the sacrificial material
USRE50006E1 (en) 2012-07-19 2024-06-11 Vector Corrosion Technologies Ltd. Corrosion protection using a sacrificial anode
EP3623499A1 (en) 2012-07-19 2020-03-18 Vector Corrosion Technologies Ltd Corrosion protection using a sacrificial anode
JP6333248B2 (ja) * 2012-07-30 2018-05-30 コンストラクション リサーチ アンド テクノロジー ゲーエムベーハーＣｏｎｓｔｒｕｃｔｉｏｎ Ｒｅｓｅａｒｃｈ ＆ Ｔｅｃｈｎｏｌｏｇｙ ＧｍｂＨ 流電陽極および腐食防止方法
JP6239992B2 (ja) * 2014-02-04 2017-11-29 株式会社ナカボーテック 電気防食用バックフィル
JP6353733B2 (ja) * 2014-08-04 2018-07-04 デンカ株式会社 コンクリート内の鋼材の防食機能を有したスペーサー部材およびその設置方法
US9909220B2 (en) * 2014-12-01 2018-03-06 Vector Corrosion Technologies Ltd. Fastening sacrificial anodes to reinforcing bars in concrete for cathodic protection
US10570523B2 (en) 2017-08-25 2020-02-25 David William Whitmore Manufacture of sacrificial anodes
CN115504748B (zh) * 2022-10-28 2023-06-20 广州市克来斯特建材科技有限公司 一种牺牲阳极保护层砂浆及其制备方法和应用

Family Cites Families (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1269926A (en) 1918-01-07 1918-06-18 Carlos Idaho Gesell Rust prevention.
US2193667A (en) 1937-12-18 1940-03-12 Woldemar A Bary Apparatus for electrolytic protection of vessels
US2565544A (en) 1946-08-28 1951-08-28 Aluminum Co Of America Cathodic protection and underground metallic structure embodying the same
BE521935A (ja) 1952-08-05
US3414496A (en) 1965-10-20 1968-12-03 Continental Oil Co Controlled potential protection of metallic vessel-latex solution systems
US3488275A (en) 1967-05-11 1970-01-06 Kaiser Aluminium Chem Corp Cathodic protection system
NL7608443A (en) 1976-07-29 1978-01-31 Drs P J H Willems En H K M Bus Combating rust formation in reinforced concrete - by drilling and inserting a metal, esp. aluminium, which is more electropositive than the reinforcement
US4265725A (en) * 1979-07-20 1981-05-05 C. E. Equipment Co., Inc. Anode connection
US4435264A (en) 1982-03-01 1984-03-06 The Dow Chemical Company Magnesium anode backfills
US4506485A (en) 1983-04-12 1985-03-26 State Of California, Department Of Transportation Process for inhibiting corrosion of metal embedded in concrete and a reinforced concrete construction
US4692066A (en) 1986-03-18 1987-09-08 Clear Kenneth C Cathodic protection of reinforced concrete in contact with conductive liquid
US4874487A (en) 1986-07-18 1989-10-17 Raychem Corporation Corrosion protection
US4957612A (en) 1987-02-09 1990-09-18 Raychem Corporation Electrodes for use in electrochemical processes
US5183694A (en) 1988-04-19 1993-02-02 Webb Michael G Inhibiting corrosion in reinforced concrete
DE3826926A1 (de) * 1988-08-09 1990-02-15 Heraeus Elektroden Anode fuer kathodischen korrosionsschutz
CA2040610A1 (en) 1990-05-21 1991-11-22 John E. Bennett Apparatus for the removal of chloride from reinforced concrete structures
GB9015743D0 (en) * 1990-07-17 1990-09-05 Pithouse Kenneth B The protection of cementitious material
US5141607A (en) 1990-07-31 1992-08-25 Corrpro Companies, Inc. Method and apparatus for the removal of chlorides from steel reinforced concrete structures
US5292411A (en) * 1990-09-07 1994-03-08 Eltech Systems Corporation Method and apparatus for cathodically protecting reinforced concrete structures
GB9102904D0 (en) 1991-02-12 1991-03-27 Ici America Inc Modified cementitious composition
US5174871A (en) 1991-06-27 1992-12-29 Interprovincial Corrosion Control Company Limited Method for providing cathodic protection of underground structures
GB9126899D0 (en) 1991-12-19 1992-02-19 Aston Material Services Ltd Improvements in and relating to treatments for concrete
GB9215502D0 (en) 1992-07-21 1992-09-02 Ici Plc Cathodic protection system and a coating and coating composition therefor
US5366670A (en) 1993-05-20 1994-11-22 Giner, Inc. Method of imparting corrosion resistance to reinforcing steel in concrete structures
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
US5650060A (en) 1994-01-28 1997-07-22 Minnesota Mining And Manufacturing Company Ionically conductive agent, system for cathodic protection of galvanically active metals, and method and apparatus for using same
US5505826A (en) 1994-11-30 1996-04-09 Haglin; Patrick G. Hydrophilic anode corrosion control system
AU5257996A (en) 1995-03-24 1996-10-16 Alltrista Corporation Jacketed sacrificial anode cathodic protection system
US6471851B1 (en) * 1996-10-11 2002-10-29 Jack E. Bennett Cathodic protection system
US6033553A (en) * 1996-10-11 2000-03-07 Bennett; Jack E. Cathodic protection system
US5968339A (en) * 1997-08-28 1999-10-19 Clear; Kenneth C. Cathodic protection system for reinforced concrete
GB9802805D0 (en) 1998-02-10 1998-04-08 Atraverda Ltd Electrochemical treatment of reinforced concrete
US6165346A (en) 1999-02-05 2000-12-26 Whitmore; David Cathodic protection of concrete

Also Published As

Publication number Publication date
CA2350059C (en) 2005-05-03
EP1153159A1 (en) 2001-11-14
ATE310109T1 (de) 2005-12-15
JP4574013B2 (ja) 2010-11-04
AU2527500A (en) 2000-08-25
CA2350059A1 (en) 2000-08-10
USRE40672E1 (en) 2009-03-24
DE60024061D1 (de) 2005-12-22
EP1153159B1 (en) 2005-11-16
WO2000046422A2 (en) 2000-08-10
AU775457B2 (en) 2004-08-05
US6165346A (en) 2000-12-26
DE60024061T2 (de) 2006-07-20
WO2000046422A3 (en) 2000-12-07
JP2002536544A (ja) 2002-10-29

Similar Documents

Publication Publication Date Title
HK1038044A1 (en) Cathodic protection
US7488410B2 (en) Anode assembly for cathodic protection
US8337677B2 (en) Sacrificial anode and backfill
CA2423116A1 (en) Doubly-protected reinforcing members in concrete
US20100038261A1 (en) Composite anode for cathodic protection
JP6733124B2 (ja) コンクリート構造物の腐食抑制構造
CA2624461C (en) Sacrificial anode and backfill
CA2320239C (en) Electrochemical treatment of reinforced concrete
IL155558A0 (en) Cathodic protection of reinforced concrete with impregnated corrosion inhibitor
JP2020196924A (ja) 電気防食用バックフィル
US20090183998A1 (en) Activating matrix for cathodic protection
CA2075780A1 (en) Anode structure for cathodic protection of steel-reinforced concrete and relevant method of use
JPH0512283Y2 (ja)
CN201390962Y (zh) 钢筋锚杆防腐构造
JP2021017632A (ja) 流電陽極材の設置方法
JP6875468B2 (ja) 流電陽極材の設置方法
CN211771566U (zh) 一种埋地管道阴极保护的牺牲阳极连接结构
CA2179476A1 (en) Method for improving the transmissivity of an electrode installed into the soil
JPS6016043Y2 (ja) 接地構造
JP2021017634A (ja) 流電陽極材の設置方法
GB2279664B (en) Realkalization and dechlorination of concrete by surface mounted electrochemical means
ES1052026U (es) Tabique de hormigon reforzado.
AU2012200198A1 (en) Sacrificial anode and backfill
Chaudhary et al. Cathodic protection of a reinforced concrete jetty in the tidal zone
Bohdanowicz Layer zinc anodes in cathodic protection of steel reinforcement

Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20190202