GB9202127D0 - Improvements in or relating to methods and apparatus for lubricating pipes - Google Patents

Improvements in or relating to methods and apparatus for lubricating pipes

Info

Publication number
GB9202127D0
GB9202127D0 GB929202127A GB9202127A GB9202127D0 GB 9202127 D0 GB9202127 D0 GB 9202127D0 GB 929202127 A GB929202127 A GB 929202127A GB 9202127 A GB9202127 A GB 9202127A GB 9202127 D0 GB9202127 D0 GB 9202127D0
Authority
GB
United Kingdom
Prior art keywords
relating
methods
lubricating pipes
lubricating
pipes
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.)
Granted
Application number
GB929202127A
Other versions
GB2252385A (en
GB2252385B (en
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.)
North West Water Ltd
Original Assignee
North West Water Ltd
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 GB919102233A external-priority patent/GB9102233D0/en
Application filed by North West Water Ltd filed Critical North West Water Ltd
Publication of GB9202127D0 publication Critical patent/GB9202127D0/en
Publication of GB2252385A publication Critical patent/GB2252385A/en
Application granted granted Critical
Publication of GB2252385B publication Critical patent/GB2252385B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C63/00—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor
    • B29C63/38—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor by liberation of internal stresses
    • B29C63/42—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor by liberation of internal stresses using tubular layers or sheathings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C3/00—Profiling tools for metal drawing; Combinations of dies and mandrels
    • B21C3/02—Dies; Selection of material therefor; Cleaning thereof
    • B21C3/12—Die holders; Rotating dies
    • B21C3/14—Die holders combined with devices for guiding the drawing material or combined with devices for cooling heating, or lubricating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C63/00—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor
    • B29C63/26—Lining or sheathing of internal surfaces
    • B29C63/30—Lining or sheathing of internal surfaces using sheet or web-like material
    • B29C63/32—Lining or sheathing of internal surfaces using sheet or web-like material by winding helically
    • 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
    • F16L55/1652—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 flexible liner being pulled into the damaged section

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
GB9202127A 1991-02-01 1992-01-31 Pipe diameter reducing apparatus and method for lining a pipe Expired - Lifetime GB2252385B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB919102233A GB9102233D0 (en) 1991-02-01 1991-02-01 Improvements in or relating to pipe handling
GB919115063A GB9115063D0 (en) 1991-02-01 1991-07-12 Improvements in or relating to pipe handling

Publications (3)

Publication Number Publication Date
GB9202127D0 true GB9202127D0 (en) 1992-03-18
GB2252385A GB2252385A (en) 1992-08-05
GB2252385B GB2252385B (en) 1994-12-21

Family

ID=26298378

Family Applications (2)

Application Number Title Priority Date Filing Date
GB919115063A Pending GB9115063D0 (en) 1991-02-01 1991-07-12 Improvements in or relating to pipe handling
GB9202127A Expired - Lifetime GB2252385B (en) 1991-02-01 1992-01-31 Pipe diameter reducing apparatus and method for lining a pipe

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB919115063A Pending GB9115063D0 (en) 1991-02-01 1991-07-12 Improvements in or relating to pipe handling

Country Status (1)

Country Link
GB (2) GB9115063D0 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4311953A1 (en) * 1993-04-10 1994-10-13 Diga Die Gasheizung Gmbh Device for the subsequent lining of a supply line laid in the ground
GB2325038B (en) * 1997-05-08 2002-04-17 British Gas Plc Pipe lining

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2131874C3 (en) * 1971-06-26 1984-07-19 Benteler-Werke Ag, 4794 Schloss Neuhaus Device for reducing pipe strings
BG41686A1 (en) * 1984-12-17 1987-08-14 Petkov Device for drawing of wire

Also Published As

Publication number Publication date
GB2252385A (en) 1992-08-05
GB9115063D0 (en) 1991-08-28
GB2252385B (en) 1994-12-21

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20120130