GB1531679A - Apparatus for cathodic protection of a metal structure in the sea - Google Patents

Apparatus for cathodic protection of a metal structure in the sea

Info

Publication number
GB1531679A
GB1531679A GB37909/77A GB3790977A GB1531679A GB 1531679 A GB1531679 A GB 1531679A GB 37909/77 A GB37909/77 A GB 37909/77A GB 3790977 A GB3790977 A GB 3790977A GB 1531679 A GB1531679 A GB 1531679A
Authority
GB
United Kingdom
Prior art keywords
cathodic protection
less
metal structure
sept
types
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
Application number
GB37909/77A
Other languages
English (en)
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.)
Societe National Elf Aquitaine
Original Assignee
Societe National Elf Aquitaine
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
Application filed by Societe National Elf Aquitaine filed Critical Societe National Elf Aquitaine
Publication of GB1531679A publication Critical patent/GB1531679A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C23COATING 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
    • C23FNON-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
    • C23F13/00Inhibiting corrosion of metals by anodic or cathodic protection
    • C23F13/02Inhibiting corrosion of metals by anodic or cathodic protection cathodic; Selection of conditions, parameters or procedures for cathodic protection, e.g. of electrical conditions
    • C23F13/06Constructional parts, or assemblies of cathodic-protection apparatus
    • C23F13/08Electrodes specially adapted for inhibiting corrosion by cathodic protection; Manufacture thereof; Conducting electric current thereto
    • C23F13/12Electrodes characterised by the material
    • C23F13/14Material for sacrificial anodes
    • CCHEMISTRY; METALLURGY
    • C23COATING 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
    • C23FNON-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
    • C23F13/00Inhibiting corrosion of metals by anodic or cathodic protection
    • C23F13/02Inhibiting corrosion of metals by anodic or cathodic protection cathodic; Selection of conditions, parameters or procedures for cathodic protection, e.g. of electrical conditions
    • CCHEMISTRY; METALLURGY
    • C23COATING 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
    • C23FNON-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
    • C23F13/00Inhibiting corrosion of metals by anodic or cathodic protection
    • C23F13/02Inhibiting corrosion of metals by anodic or cathodic protection cathodic; Selection of conditions, parameters or procedures for cathodic protection, e.g. of electrical conditions
    • C23F13/06Constructional parts, or assemblies of cathodic-protection apparatus
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02BHYDRAULIC ENGINEERING
    • E02B17/00Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor
    • E02B17/0017Means for protecting offshore constructions
    • E02B17/0026Means for protecting offshore constructions against corrosion
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B63SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63BSHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B59/00Hull protection specially adapted for vessels; Cleaning devices specially adapted for vessels
    • B63B59/04Preventing hull fouling
    • CCHEMISTRY; METALLURGY
    • C23COATING 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
    • C23FNON-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
    • C23F2213/00Aspects of inhibiting corrosion of metals by anodic or cathodic protection
    • C23F2213/30Anodic or cathodic protection specially adapted for a specific object
    • C23F2213/31Immersed structures, e.g. submarine structures

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Prevention Of Electric Corrosion (AREA)
  • Revetment (AREA)
GB37909/77A 1976-09-13 1977-09-12 Apparatus for cathodic protection of a metal structure in the sea Expired GB1531679A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7627443A FR2364274A1 (fr) 1976-09-13 1976-09-13 Protection cathodique d'une structure en mer par anodes sacrificielles

Publications (1)

Publication Number Publication Date
GB1531679A true GB1531679A (en) 1978-11-08

Family

ID=9177610

Family Applications (1)

Application Number Title Priority Date Filing Date
GB37909/77A Expired GB1531679A (en) 1976-09-13 1977-09-12 Apparatus for cathodic protection of a metal structure in the sea

Country Status (10)

Country Link
US (1) US4173523A (enExample)
JP (1) JPS5362746A (enExample)
BR (1) BR7706074A (enExample)
CA (1) CA1074255A (enExample)
DE (1) DE2741015A1 (enExample)
FR (1) FR2364274A1 (enExample)
GB (1) GB1531679A (enExample)
IE (1) IE45682B1 (enExample)
NL (1) NL7710005A (enExample)
NO (1) NO773137L (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1272001B (it) * 1993-03-10 1997-06-10 Agip Spa Anodo sacrifiziale perfezionato per la protezione anticorrosiva di strutture offshore e procedimento per la sua realizzazione.
US7147768B2 (en) * 2002-08-15 2006-12-12 Alcan International Limited Electrochemical scale inhibition

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2490978A (en) * 1944-03-20 1949-12-13 Mcgraw Electric Co Corrosion prevention
US2571062A (en) * 1949-06-15 1951-10-09 Dow Chemical Co Sacrificial anode system for protecting metals in sea water
NL135189C (enExample) * 1964-07-23
US3537963A (en) * 1969-04-10 1970-11-03 Dow Chemical Co Cathodic protection method
US3953311A (en) * 1972-10-17 1976-04-27 A. O. Smith Corporation Cathodic protection system

Also Published As

Publication number Publication date
JPS5754552B2 (enExample) 1982-11-18
DE2741015A1 (de) 1978-03-16
FR2364274A1 (fr) 1978-04-07
IE45682B1 (en) 1982-10-20
FR2364274B1 (enExample) 1980-09-12
NL7710005A (nl) 1978-03-15
CA1074255A (fr) 1980-03-25
BR7706074A (pt) 1978-06-06
JPS5362746A (en) 1978-06-05
IE45682L (en) 1979-03-12
NO773137L (no) 1978-03-14
US4173523A (en) 1979-11-06

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee