NO20210786A1 - Device, system and method for protecting a subsea mooring chain from corrosion - Google Patents

Device, system and method for protecting a subsea mooring chain from corrosion Download PDF

Info

Publication number
NO20210786A1
NO20210786A1 NO20210786A NO20210786A NO20210786A1 NO 20210786 A1 NO20210786 A1 NO 20210786A1 NO 20210786 A NO20210786 A NO 20210786A NO 20210786 A NO20210786 A NO 20210786A NO 20210786 A1 NO20210786 A1 NO 20210786A1
Authority
NO
Norway
Prior art keywords
corrosion
protecting
mooring chain
subsea mooring
subsea
Prior art date
Application number
NO20210786A
Other languages
Norwegian (no)
Other versions
NO346169B1 (en
Inventor
Nils-Olav Digre
Original Assignee
Imenco Corrosion Techn As
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 Imenco Corrosion Techn As filed Critical Imenco Corrosion Techn As
Priority to NO20210786A priority Critical patent/NO20210786A1/en
Publication of NO346169B1 publication Critical patent/NO346169B1/en
Publication of NO20210786A1 publication Critical patent/NO20210786A1/en
Priority to EP22825414.0A priority patent/EP4355643A1/en
Priority to BR112022023735A priority patent/BR112022023735A2/en
Priority to PCT/NO2022/050096 priority patent/WO2022265512A1/en
Priority to JP2023578689A priority patent/JP2024524178A/en
Priority to KR1020237045082A priority patent/KR20240023053A/en
Priority to CN202280043076.5A priority patent/CN117561199A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B21/00—Tying-up; Shifting, towing, or pushing equipment; Anchoring
    • B63B21/20—Adaptations of chains, ropes, hawsers, or the like, or of parts thereof
    • 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
    • C23F13/18—Means for supporting 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
    • C23F2213/30—Anodic or cathodic protection specially adapted for a specific object
    • C23F2213/31—Immersed 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)
  • Combustion & Propulsion (AREA)
  • Ocean & Marine Engineering (AREA)
  • Prevention Of Electric Corrosion (AREA)
NO20210786A 2021-06-17 2021-06-17 Device, system and method for protecting a subsea mooring chain from corrosion NO20210786A1 (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
NO20210786A NO20210786A1 (en) 2021-06-17 2021-06-17 Device, system and method for protecting a subsea mooring chain from corrosion
EP22825414.0A EP4355643A1 (en) 2021-06-17 2022-04-28 Device, system and method for protecting a subsea mooring chain from corrosion
BR112022023735A BR112022023735A2 (en) 2021-06-17 2022-04-28 DEVICE, SYSTEM AND METHOD FOR PROTECTING AN UNDERWATER MOORING CHAIN FROM CORROSION
PCT/NO2022/050096 WO2022265512A1 (en) 2021-06-17 2022-04-28 Device, system and method for protecting a subsea mooring chain from corrosion
JP2023578689A JP2024524178A (en) 2021-06-17 2022-04-28 Apparatus, system and method for protecting submarine mooring chains from corrosion - Patents.com
KR1020237045082A KR20240023053A (en) 2021-06-17 2022-04-28 Apparatus, system and method for protecting subsea mooring chains from corrosion
CN202280043076.5A CN117561199A (en) 2021-06-17 2022-04-28 Apparatus, system and method for protecting an underwater mooring chain from corrosion

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO20210786A NO20210786A1 (en) 2021-06-17 2021-06-17 Device, system and method for protecting a subsea mooring chain from corrosion

Publications (2)

Publication Number Publication Date
NO346169B1 NO346169B1 (en) 2022-04-04
NO20210786A1 true NO20210786A1 (en) 2022-04-04

Family

ID=82932766

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20210786A NO20210786A1 (en) 2021-06-17 2021-06-17 Device, system and method for protecting a subsea mooring chain from corrosion

Country Status (7)

Country Link
EP (1) EP4355643A1 (en)
JP (1) JP2024524178A (en)
KR (1) KR20240023053A (en)
CN (1) CN117561199A (en)
BR (1) BR112022023735A2 (en)
NO (1) NO20210786A1 (en)
WO (1) WO2022265512A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115537818A (en) * 2022-10-11 2022-12-30 山东大学 Impressed current cathodic protection method for chain-shaped structure of stepless mooring chain

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2132733B (en) * 1982-11-12 1986-02-19 David Arthur Timmington Chains
JP2000273666A (en) * 1999-03-23 2000-10-03 Isao Miyoshi Anodic protection method of chain and anodic protection apparatus therefor
JP2007043987A (en) * 2005-08-11 2007-02-22 Showa Kikai Shoji Kk Chain guard and stainless chain joined by using the same
KR20170000730U (en) * 2015-08-18 2017-02-28 대우조선해양 주식회사 Mooring line systems for corrosion protection
KR20170000815U (en) * 2015-08-25 2017-03-07 대우조선해양 주식회사 Corrosion preventing type studless chanin
CN209225342U (en) * 2018-11-02 2019-08-09 宁波大学 A kind of anchor chain with corrosion protection effect

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115537818A (en) * 2022-10-11 2022-12-30 山东大学 Impressed current cathodic protection method for chain-shaped structure of stepless mooring chain
CN115537818B (en) * 2022-10-11 2024-05-28 山东大学 Impressed current cathodic protection method for gearless mooring chain structure

Also Published As

Publication number Publication date
NO346169B1 (en) 2022-04-04
CN117561199A (en) 2024-02-13
BR112022023735A2 (en) 2024-01-16
JP2024524178A (en) 2024-07-05
WO2022265512A1 (en) 2022-12-22
EP4355643A1 (en) 2024-04-24
KR20240023053A (en) 2024-02-20

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