GB2137720B - Pipe replacement - Google Patents

Pipe replacement

Info

Publication number
GB2137720B
GB2137720B GB08408313A GB8408313A GB2137720B GB 2137720 B GB2137720 B GB 2137720B GB 08408313 A GB08408313 A GB 08408313A GB 8408313 A GB8408313 A GB 8408313A GB 2137720 B GB2137720 B GB 2137720B
Authority
GB
United Kingdom
Prior art keywords
pipe replacement
replacement
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.)
Expired
Application number
GB08408313A
Other versions
GB8408313D0 (en
GB2137720A (en
Inventor
Patrick Noel Daly
Brian Thomas Lillis
Michael Jones
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.)
Daly Ltd P N
Original Assignee
Daly Ltd P N
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 GB838309024A external-priority patent/GB8309024D0/en
Priority claimed from GB838322824A external-priority patent/GB8322824D0/en
Application filed by Daly Ltd P N filed Critical Daly Ltd P N
Priority to GB08408313A priority Critical patent/GB2137720B/en
Publication of GB8408313D0 publication Critical patent/GB8408313D0/en
Publication of GB2137720A publication Critical patent/GB2137720A/en
Application granted granted Critical
Publication of GB2137720B publication Critical patent/GB2137720B/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/28—Enlarging drilled holes, e.g. by counterboring
    • E21B7/30—Enlarging drilled holes, e.g. by counterboring without earth removal
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/06—Down-hole impacting means, e.g. hammers
    • E21B4/14—Fluid operated hammers
    • 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
GB08408313A 1983-03-31 1984-03-30 Pipe replacement Expired GB2137720B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08408313A GB2137720B (en) 1983-03-31 1984-03-30 Pipe replacement

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB838309024A GB8309024D0 (en) 1983-03-31 1983-03-31 Apparatus for pipe replacement
GB838317699A GB8317699D0 (en) 1983-03-31 1983-06-29 Apparatus for pipe replacement
GB838322824A GB8322824D0 (en) 1983-03-31 1983-08-25 Apparatus for pipe replacement and boring
GB08408313A GB2137720B (en) 1983-03-31 1984-03-30 Pipe replacement

Publications (3)

Publication Number Publication Date
GB8408313D0 GB8408313D0 (en) 1984-05-10
GB2137720A GB2137720A (en) 1984-10-10
GB2137720B true GB2137720B (en) 1987-01-28

Family

ID=27449455

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08408313A Expired GB2137720B (en) 1983-03-31 1984-03-30 Pipe replacement

Country Status (1)

Country Link
GB (1) GB2137720B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8333567D0 (en) * 1983-12-16 1984-01-25 Yarnell Ian Roland Removing irregularities in/enlarging underground duct
GB2152622B (en) * 1983-12-08 1987-08-05 Micro Consultants Ltd Pneumatic switching devices and linear feed motors incorporating such devices
GB8401452D0 (en) * 1984-01-19 1984-02-22 British Gas Corp Replacing mains
GB2167156B (en) * 1984-11-15 1988-06-08 Expand A Line Inc Replacing buried pipe
US4693404A (en) * 1985-01-10 1987-09-15 British Gas Corporation Mains bursting tool
DE3533995A1 (en) * 1985-09-24 1987-04-16 Tracto Technik RAMM DRILLING DEVICE WITH IMPACT PISTON
RU2003917C1 (en) * 1990-02-26 1993-11-30 Институт горного дела СО РАН Method of replacement of underground pipe-line
US5238073A (en) * 1991-04-04 1993-08-24 Rear Ian G Uphole hammer
FI954309A (en) * 1995-09-14 1997-03-15 Rd Trenchless Ltd Oy Drilling device and drilling method
DE102019116522A1 (en) * 2019-06-18 2020-12-24 Bayerische Grabenlos GmbH Pipeline tool as well as system and method for trenchless laying of pipes

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3181302A (en) * 1959-08-28 1965-05-04 William R Lindsay Pipe splitier and spreader

Also Published As

Publication number Publication date
GB8408313D0 (en) 1984-05-10
GB2137720A (en) 1984-10-10

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee