JP7502708B2 - 埋設管路撤去方法及び埋設管路撤去装置 - Google Patents

埋設管路撤去方法及び埋設管路撤去装置 Download PDF

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Publication number
JP7502708B2
JP7502708B2 JP2023522059A JP2023522059A JP7502708B2 JP 7502708 B2 JP7502708 B2 JP 7502708B2 JP 2023522059 A JP2023522059 A JP 2023522059A JP 2023522059 A JP2023522059 A JP 2023522059A JP 7502708 B2 JP7502708 B2 JP 7502708B2
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JP
Japan
Prior art keywords
buried pipe
pipeline
buried
heating
pipe
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.)
Active
Application number
JP2023522059A
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English (en)
Japanese (ja)
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JPWO2022244119A1 (https=
Inventor
大策 西山
健至 日吉
浩二 板坂
陽 伊藤
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.)
NTT Inc
NTT Inc USA
Original Assignee
Nippon Telegraph and Telephone Corp
NTT Inc USA
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 Nippon Telegraph and Telephone Corp, NTT Inc USA filed Critical Nippon Telegraph and Telephone Corp
Publication of JPWO2022244119A1 publication Critical patent/JPWO2022244119A1/ja
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Publication of JP7502708B2 publication Critical patent/JP7502708B2/ja
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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L1/00—Laying or reclaiming pipes; Repairing or joining pipes on or under water
    • F16L1/024—Laying or reclaiming pipes on land, e.g. above the ground
    • F16L1/06—Accessories therefor, e.g. anchors
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
    • E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L1/00—Laying or reclaiming pipes; Repairing or joining pipes on or under water
    • F16L1/024—Laying or reclaiming pipes on land, e.g. above the ground
    • F16L1/028—Laying or reclaiming pipes on land, e.g. above the ground in the ground
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/16—Devices for covering leaks in pipes or hoses, e.g. hose-menders
    • F16L55/162—Devices for covering leaks in pipes or hoses, e.g. hose-menders from inside the pipe
    • F16L55/165—Devices for covering leaks in pipes or hoses, e.g. hose-menders from inside the pipe a pipe or flexible liner being inserted in the damaged section
    • F16L55/1658—Devices for covering leaks in pipes or hoses, e.g. hose-menders from inside the pipe a pipe or flexible liner being inserted in the damaged section the old pipe being ruptured prior to insertion of a new pipe

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Electric Cable Installation (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
JP2023522059A 2021-05-18 2021-05-18 埋設管路撤去方法及び埋設管路撤去装置 Active JP7502708B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2021/018859 WO2022244119A1 (ja) 2021-05-18 2021-05-18 埋設管路撤去方法及び埋設管路撤去装置

Publications (2)

Publication Number Publication Date
JPWO2022244119A1 JPWO2022244119A1 (https=) 2022-11-24
JP7502708B2 true JP7502708B2 (ja) 2024-06-19

Family

ID=84141462

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023522059A Active JP7502708B2 (ja) 2021-05-18 2021-05-18 埋設管路撤去方法及び埋設管路撤去装置

Country Status (3)

Country Link
US (1) US20240255073A1 (https=)
JP (1) JP7502708B2 (https=)
WO (1) WO2022244119A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7787474B2 (ja) * 2022-12-20 2025-12-17 Ｎｔｔ株式会社 管路切断試験システム及び管路切断試験方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3910354C1 (https=) * 1989-03-30 1990-06-28 Diga - Die Gasheizung Gmbh, 4300 Essen, De
JPH03272381A (ja) * 1990-03-20 1991-12-04 Osaka Gas Co Ltd 埋設管の撤去法
JPH04362386A (ja) * 1991-06-10 1992-12-15 Nippon Steel Corp 既設管の敷設替え工法
JP3285668B2 (ja) * 1993-06-07 2002-05-27 芦森工業株式会社 管路に内張りされたプラスチックパイプの除去方法
US5487411A (en) * 1994-11-22 1996-01-30 Ipex Inc. Liner pipe for repair of a host pipe
JP2002098259A (ja) * 2000-09-21 2002-04-05 Kubota Corp 既設埋設管の回収方法
JP2005023579A (ja) * 2003-06-30 2005-01-27 Hitachi Constr Mach Co Ltd 埋設管の取替え方法及び埋設管取替え用装置
JP2005076357A (ja) * 2003-09-02 2005-03-24 Hitachi Constr Mach Co Ltd 埋設管の取替え方法及び埋設管取替え用のカッター装置

Also Published As

Publication number Publication date
JPWO2022244119A1 (https=) 2022-11-24
US20240255073A1 (en) 2024-08-01
WO2022244119A1 (ja) 2022-11-24

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