DE3064636D1 - Method of and apparatus for restoring the diameter of plastic pipes located in an earth encompassing situ - Google Patents

Method of and apparatus for restoring the diameter of plastic pipes located in an earth encompassing situ

Info

Publication number
DE3064636D1
DE3064636D1 DE8080302998T DE3064636T DE3064636D1 DE 3064636 D1 DE3064636 D1 DE 3064636D1 DE 8080302998 T DE8080302998 T DE 8080302998T DE 3064636 T DE3064636 T DE 3064636T DE 3064636 D1 DE3064636 D1 DE 3064636D1
Authority
DE
Germany
Prior art keywords
restoring
situ
diameter
plastic pipes
pipes located
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
DE8080302998T
Other languages
English (en)
Inventor
Richard Lee Williams
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of DE3064636D1 publication Critical patent/DE3064636D1/de
Expired 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
    • F16L55/26—Pigs or moles, i.e. devices movable in a pipe or conduit with or without self-contained propulsion means
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03F—SEWERS; CESSPOOLS
    • E03F3/00—Sewer pipe-line systems
    • E03F3/06—Methods of, or installations for, laying sewer pipes
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03F—SEWERS; CESSPOOLS
    • E03F7/00—Other installations or implements for operating sewer systems, e.g. for preventing or indicating stoppage; Emptying cesspools
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/24—Drilling using vibrating or oscillating means, e.g. out-of-balance masses
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK 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
    • E03—WATER SUPPLY; SEWERAGE
    • E03F—SEWERS; CESSPOOLS
    • E03F3/00—Sewer pipe-line systems
    • E03F3/06—Methods of, or installations for, laying sewer pipes
    • E03F2003/065—Refurbishing of sewer pipes, e.g. by coating, lining

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Hydrology & Water Resources (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Sewage (AREA)
DE8080302998T 1979-09-04 1980-08-29 Method of and apparatus for restoring the diameter of plastic pipes located in an earth encompassing situ Expired DE3064636D1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US7207379A 1979-09-04 1979-09-04
US9739579A 1979-11-26 1979-11-26

Publications (1)

Publication Number Publication Date
DE3064636D1 true DE3064636D1 (en) 1983-09-29

Family

ID=26752977

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8080302998T Expired DE3064636D1 (en) 1979-09-04 1980-08-29 Method of and apparatus for restoring the diameter of plastic pipes located in an earth encompassing situ

Country Status (4)

Country Link
EP (1) EP0026976B1 (de)
CA (1) CA1145148A (de)
DE (1) DE3064636D1 (de)
MX (1) MX151534A (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8428140D0 (en) * 1984-11-07 1984-12-12 Yarnell Ian Roland Winch
GB2391601A (en) * 2001-05-25 2004-02-11 Tracto Technik Cable pull device for pulling in pipes
CN110131587A (zh) * 2019-04-17 2019-08-16 汉正检测技术有限公司 一种管道检测装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH539741A (de) * 1972-05-31 1973-09-14 Rollmaplast Ag Verfahren zur Verdichtung der Umbettung erdverlegter Kunststoffrohre

Also Published As

Publication number Publication date
CA1145148A (en) 1983-04-26
EP0026976A1 (de) 1981-04-15
MX151534A (es) 1984-12-13
EP0026976B1 (de) 1983-08-24

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Legal Events

Date Code Title Description
8381 Inventor (new situation)

Free format text: ERFINDER IST ANMELDER

8339 Ceased/non-payment of the annual fee