CA2141127C - Systeme de protection contre la corrosion - Google Patents

Systeme de protection contre la corrosion Download PDF

Info

Publication number: CA2141127C
Authority: CA; Canada
Prior art keywords: vessel; strap; electrode; corrosion protection; electrolyte
Prior art date: 1995-01-26
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 - Lifetime

Application number

CA 2141127

Other languages

English (en)

Other versions

CA2141127A1 (fr

Inventor

Winston Shim

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.)

Corrosion Service Co Ltd

Original Assignee

Corrosion Service Co 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.)

1995-01-26

Filing date

1995-01-26

Publication date

2004-08-17

1995-01-26 Application filed by Corrosion Service Co Ltd filed Critical Corrosion Service Co Ltd

1995-01-26 Priority to CA 2141127 priority Critical patent/CA2141127C/fr

1996-07-27 Publication of CA2141127A1 publication Critical patent/CA2141127A1/fr

2004-08-17 Application granted granted Critical

2004-08-17 Publication of CA2141127C publication Critical patent/CA2141127C/fr

2015-01-26 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

238000005260 corrosion Methods 0.000 title claims description 26
230000007797 corrosion Effects 0.000 title claims description 26
239000003792 electrolyte Substances 0.000 claims abstract description 19
239000007788 liquid Substances 0.000 claims description 27
238000000034 method Methods 0.000 claims description 8
239000012530 fluid Substances 0.000 claims description 6
238000009825 accumulation Methods 0.000 claims description 2
239000003365 glass fiber Substances 0.000 claims 3
230000002401 inhibitory effect Effects 0.000 claims 1
239000011244 liquid electrolyte Substances 0.000 claims 1
239000002585 base Substances 0.000 description 8
239000000463 material Substances 0.000 description 6
239000002184 metal Substances 0.000 description 3
229910052751 metal Inorganic materials 0.000 description 3
230000015572 biosynthetic process Effects 0.000 description 2
238000004210 cathodic protection Methods 0.000 description 2
239000011152 fibreglass Substances 0.000 description 2
229910001220 stainless steel Inorganic materials 0.000 description 2
229910000975 Carbon steel Inorganic materials 0.000 description 1
229910000831 Steel Inorganic materials 0.000 description 1
239000002253 acid Substances 0.000 description 1
239000003513 alkali Substances 0.000 description 1
238000013459 approach Methods 0.000 description 1
230000009286 beneficial effect Effects 0.000 description 1
230000008933 bodily movement Effects 0.000 description 1
239000010962 carbon steel Substances 0.000 description 1
239000010406 cathode material Substances 0.000 description 1
230000000694 effects Effects 0.000 description 1
239000002360 explosive Substances 0.000 description 1
239000007789 gas Substances 0.000 description 1
229910000856 hastalloy Inorganic materials 0.000 description 1
150000002739 metals Chemical class 0.000 description 1
239000010935 stainless steel Substances 0.000 description 1
239000010959 steel Substances 0.000 description 1
230000003313 weakening effect Effects 0.000 description 1

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
- C23F13/005—Anodic 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
- 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
- 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

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)
Secondary Cells (AREA)

CA 2141127 1995-01-26 1995-01-26 Systeme de protection contre la corrosion Expired - Lifetime CA2141127C (fr)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
CA 2141127 CA2141127C (fr)	1995-01-26	1995-01-26	Systeme de protection contre la corrosion

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA 2141127 CA2141127C (fr)	1995-01-26	1995-01-26	Systeme de protection contre la corrosion

Publications (2)

Publication Number	Publication Date
CA2141127A1 CA2141127A1 (fr)	1996-07-27
CA2141127C true CA2141127C (fr)	2004-08-17

Family

ID=4155121

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA 2141127 Expired - Lifetime CA2141127C (fr)	1995-01-26	1995-01-26	Systeme de protection contre la corrosion

Country Status (1)

Country	Link
CA (1)	CA2141127C (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CA2706215C (fr)	2010-05-31	2017-07-04	Corrosion Service Company Limited	Procede et appareil servant a appliquer une protection electrochimique contre la corrosion

1995
- 1995-01-26 CA CA 2141127 patent/CA2141127C/fr not_active Expired - Lifetime

Also Published As

Publication number	Publication date
CA2141127A1 (fr)	1996-07-27

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Legal Events

Date	Code	Title	Description
2000-06-20	EEER	Examination request
2015-03-30	MKEX	Expiry	Effective date: 20150126