EP4355643A4 - DEVICE, SYSTEM AND METHOD FOR PROTECTING AN UNDERWATER MOORING CHAIN AGAINST CORROSION - Google Patents

DEVICE, SYSTEM AND METHOD FOR PROTECTING AN UNDERWATER MOORING CHAIN AGAINST CORROSION

Info

Publication number
EP4355643A4
EP4355643A4 EP22825414.0A EP22825414A EP4355643A4 EP 4355643 A4 EP4355643 A4 EP 4355643A4 EP 22825414 A EP22825414 A EP 22825414A EP 4355643 A4 EP4355643 A4 EP 4355643A4
Authority
EP
European Patent Office
Prior art keywords
protecting
against corrosion
mooring chain
chain against
underwater mooring
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.)
Withdrawn
Application number
EP22825414.0A
Other languages
German (de)
French (fr)
Other versions
EP4355643A1 (en
Inventor
Nils-Olav DIGRE
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.)
Imenco Corrosion Technology AS
Original Assignee
Imenco Corrosion Technology 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 Technology AS filed Critical Imenco Corrosion Technology AS
Publication of EP4355643A1 publication Critical patent/EP4355643A1/en
Publication of EP4355643A4 publication Critical patent/EP4355643A4/en
Withdrawn legal-status Critical Current

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
    • 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
    • B63B2021/003—Mooring or anchoring equipment, not otherwise provided for
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63G—OFFENSIVE OR DEFENSIVE ARRANGEMENTS ON VESSELS; MINE-LAYING; MINE-SWEEPING; SUBMARINES; AIRCRAFT CARRIERS
    • B63G8/00—Underwater vessels, e.g. submarines; Equipment specially adapted therefor
    • B63G8/001—Underwater vessels adapted for special purposes, e.g. unmanned underwater vessels; Equipment specially adapted therefor, e.g. docking stations
    • B63G2008/002—Underwater vessels adapted for special purposes, e.g. unmanned underwater vessels; Equipment specially adapted therefor, e.g. docking stations unmanned
    • B63G2008/005—Underwater vessels adapted for special purposes, e.g. unmanned underwater vessels; Equipment specially adapted therefor, e.g. docking stations unmanned remotely controlled
    • 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)
  • Combustion & Propulsion (AREA)
  • Ocean & Marine Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Prevention Of Electric Corrosion (AREA)
EP22825414.0A 2021-06-17 2022-04-28 DEVICE, SYSTEM AND METHOD FOR PROTECTING AN UNDERWATER MOORING CHAIN AGAINST CORROSION Withdrawn EP4355643A4 (en)

Applications Claiming Priority (2)

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
PCT/NO2022/050096 WO2022265512A1 (en) 2021-06-17 2022-04-28 Device, system and method for protecting a subsea mooring chain from corrosion

Publications (2)

Publication Number Publication Date
EP4355643A1 EP4355643A1 (en) 2024-04-24
EP4355643A4 true EP4355643A4 (en) 2025-06-18

Family

ID=82932766

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22825414.0A Withdrawn EP4355643A4 (en) 2021-06-17 2022-04-28 DEVICE, SYSTEM AND METHOD FOR PROTECTING AN UNDERWATER MOORING CHAIN AGAINST CORROSION

Country Status (8)

Country Link
US (1) US20240240326A1 (en)
EP (1) EP4355643A4 (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)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115537818B (en) * 2022-10-11 2024-05-28 山东大学 Impressed current cathodic protection method for a non-stall mooring chain structure

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS623574U (en) * 1985-06-20 1987-01-10
US4705331A (en) * 1985-01-11 1987-11-10 Wayne Graham & Associates International, Inc. Subsea clamping apparatus
US20050284771A1 (en) * 2004-06-29 2005-12-29 Wellstream International Limited Corrosion protection apparatus and method
CN203159715U (en) * 2013-03-25 2013-08-28 深圳市德润青华水下工程科技股份有限公司 Sacrificial anode protection device for subsea pipeline
CN203728927U (en) * 2014-02-24 2014-07-23 钢铁研究总院青岛海洋腐蚀研究所 Quickly-installed sacrificial anode device for marine metalcorrosion prevention
KR20170000815U (en) * 2015-08-25 2017-03-07 대우조선해양 주식회사 Corrosion preventing type studless chanin
CN206654956U (en) * 2017-03-20 2017-11-21 中国海洋石油总公司 Extra large pipe sacrificial anode card

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2421221A1 (en) * 1978-03-29 1979-10-26 Elf Aquitaine PROTECTION BY SOLUBLE ANODE FOR STAY ANCHORING CHAINS
GB2132733B (en) * 1982-11-12 1986-02-19 David Arthur Timmington Chains
US5902463A (en) * 1997-01-07 1999-05-11 Corrpro Companies, Inc. Submersible anode and method
JP2000273666A (en) * 1999-03-23 2000-10-03 Isao Miyoshi Anodic protection method of chain and anodic protection apparatus therefor
US6955746B2 (en) * 2002-11-27 2005-10-18 Jim Yule Corrosion-inhibited system and method for providing a utility service to a plurality of consumers
JP2007043987A (en) * 2005-08-11 2007-02-22 Showa Kikai Shoji Kk Chain guard and stainless chain joined by using the same
GB0600445D0 (en) * 2006-01-11 2006-02-15 Ocean Cable Technologies Ltd Cable Gripper
FI20115257A0 (en) * 2011-03-14 2011-03-14 Mobimar Oy Fastening device and method for attaching a ship to a wind turbine
WO2015042218A1 (en) * 2013-09-18 2015-03-26 Delmar Systems, Inc. Connecting link pin retaining device
KR20170000730U (en) * 2015-08-18 2017-02-28 대우조선해양 주식회사 Mooring line systems for corrosion protection
CN206654957U (en) * 2017-03-20 2017-11-21 中国海洋石油总公司 Permanent mooring line rope slocket sacrificial anode card
CN209225342U (en) * 2018-11-02 2019-08-09 宁波大学 A kind of anchor chain with corrosion protection effect
CN210284526U (en) * 2019-06-26 2020-04-10 巨力索具股份有限公司 Open type casting joint for long-term anchoring
GB2587050B (en) * 2020-05-22 2021-10-20 Smart Energy Solutions International Ltd Disconnectable mooring system for offshore floating semi-submersible

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4705331A (en) * 1985-01-11 1987-11-10 Wayne Graham & Associates International, Inc. Subsea clamping apparatus
JPS623574U (en) * 1985-06-20 1987-01-10
US20050284771A1 (en) * 2004-06-29 2005-12-29 Wellstream International Limited Corrosion protection apparatus and method
CN203159715U (en) * 2013-03-25 2013-08-28 深圳市德润青华水下工程科技股份有限公司 Sacrificial anode protection device for subsea pipeline
CN203728927U (en) * 2014-02-24 2014-07-23 钢铁研究总院青岛海洋腐蚀研究所 Quickly-installed sacrificial anode device for marine metalcorrosion prevention
KR20170000815U (en) * 2015-08-25 2017-03-07 대우조선해양 주식회사 Corrosion preventing type studless chanin
CN206654956U (en) * 2017-03-20 2017-11-21 中国海洋石油总公司 Extra large pipe sacrificial anode card

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2022265512A1 *

Also Published As

Publication number Publication date
WO2022265512A1 (en) 2022-12-22
KR20240023053A (en) 2024-02-20
CN117561199A (en) 2024-02-13
NO346169B1 (en) 2022-04-04
EP4355643A1 (en) 2024-04-24
NO20210786A1 (en) 2022-04-04
JP2024524178A (en) 2024-07-05
BR112022023735A2 (en) 2024-01-16
US20240240326A1 (en) 2024-07-18

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