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AU536651B2 - Pipe replacement system - Google Patents
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AU536651B2 - Pipe replacement system - Google Patents

Pipe replacement system

Info

Publication number
AU536651B2
AU536651B2 AU87093/82A AU8709382A AU536651B2 AU 536651 B2 AU536651 B2 AU 536651B2 AU 87093/82 A AU87093/82 A AU 87093/82A AU 8709382 A AU8709382 A AU 8709382A AU 536651 B2 AU536651 B2 AU 536651B2
Authority
AU
Australia
Prior art keywords
replacement system
pipe replacement
pipe
replacement
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
AU87093/82A
Other versions
AU8709382A (en
Inventor
Roger England
Roy Streatfield
Francis Donald Wilson
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.)
BG Group Ltd
Original Assignee
British Gas 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
Priority claimed from GB8136173A external-priority patent/GB2092701B/en
Application filed by British Gas Corp filed Critical British Gas Corp
Publication of AU8709382A publication Critical patent/AU8709382A/en
Application granted granted Critical
Publication of AU536651B2 publication Critical patent/AU536651B2/en
Anticipated expiration legal-status Critical
Expired legal-status Critical Current

Links

AU87093/82A 1981-12-01 1982-08-12 Pipe replacement system Expired AU536651B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8136173 1981-12-01
GB8136173A GB2092701B (en) 1980-12-02 1981-12-01 Replacing gas mains

Publications (2)

Publication Number Publication Date
AU8709382A AU8709382A (en) 1983-06-09
AU536651B2 true AU536651B2 (en) 1984-05-17

Family

ID=10526287

Family Applications (1)

Application Number Title Priority Date Filing Date
AU87093/82A Expired AU536651B2 (en) 1981-12-01 1982-08-12 Pipe replacement system

Country Status (1)

Country Link
AU (1) AU536651B2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU572460B2 (en) * 1982-06-18 1988-05-12 Clearline Services Ltd A device and method for removing irregularities in or enlarging an underground duct
AU580572B2 (en) * 1983-12-16 1989-01-19 Clearline Services Ltd Apparatus and method for enlarging, or removing irregularities in, an underground duct

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU572460B2 (en) * 1982-06-18 1988-05-12 Clearline Services Ltd A device and method for removing irregularities in or enlarging an underground duct
AU580572B2 (en) * 1983-12-16 1989-01-19 Clearline Services Ltd Apparatus and method for enlarging, or removing irregularities in, an underground duct

Also Published As

Publication number Publication date
AU8709382A (en) 1983-06-09

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Legal Events

Date Code Title Description
MK14 Patent ceased section 143(a) (annual fees not paid) or expired