JPS545220A - Correction of internal surface of pipe - Google Patents

Correction of internal surface of pipe

Info

Publication number
JPS545220A
JPS545220A JP7082477A JP7082477A JPS545220A JP S545220 A JPS545220 A JP S545220A JP 7082477 A JP7082477 A JP 7082477A JP 7082477 A JP7082477 A JP 7082477A JP S545220 A JPS545220 A JP S545220A
Authority
JP
Japan
Prior art keywords
pipe
correction
internal surface
expander
excavating
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.)
Pending
Application number
JP7082477A
Other languages
Japanese (ja)
Inventor
Usaburo Shiotani
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.)
Kubota Corp
Original Assignee
Kubota Corp
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 Kubota Corp filed Critical Kubota Corp
Priority to JP7082477A priority Critical patent/JPS545220A/en
Publication of JPS545220A publication Critical patent/JPS545220A/en
Pending legal-status Critical Current

Links

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
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F16L55/18—Appliances for use in repairing pipes

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sewage (AREA)

Abstract

PURPOSE: To easily and surely correct an interior swollen part of an underground pipe without excavating, by moving a diameter expander in the pipe and hydraulically operating the expander from the outside of the pipe.
COPYRIGHT: (C)1979,JPO&Japio
JP7082477A 1977-06-14 1977-06-14 Correction of internal surface of pipe Pending JPS545220A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7082477A JPS545220A (en) 1977-06-14 1977-06-14 Correction of internal surface of pipe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7082477A JPS545220A (en) 1977-06-14 1977-06-14 Correction of internal surface of pipe

Publications (1)

Publication Number Publication Date
JPS545220A true JPS545220A (en) 1979-01-16

Family

ID=13442707

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7082477A Pending JPS545220A (en) 1977-06-14 1977-06-14 Correction of internal surface of pipe

Country Status (1)

Country Link
JP (1) JPS545220A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0361792A (en) * 1989-07-28 1991-03-18 Kyogyo Kumiai Kosei Kigyo Closed-cut failure correcting method using failure correcting device for underground pipe such as sewer
US6107419A (en) * 1996-12-11 2000-08-22 Shell Oil Company Process for preparation of high molecular weight epoxy resin
JP2006257722A (en) * 2005-03-16 2006-09-28 Yoshika Kk Line repair/recovery device and line repair/recovery method using the device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0361792A (en) * 1989-07-28 1991-03-18 Kyogyo Kumiai Kosei Kigyo Closed-cut failure correcting method using failure correcting device for underground pipe such as sewer
US6107419A (en) * 1996-12-11 2000-08-22 Shell Oil Company Process for preparation of high molecular weight epoxy resin
JP2006257722A (en) * 2005-03-16 2006-09-28 Yoshika Kk Line repair/recovery device and line repair/recovery method using the device

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