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GB2304858A - Pipe - Google Patents

Pipe

Info

Publication number
GB2304858A
GB2304858A GB9701213A GB9701213A GB2304858A GB 2304858 A GB2304858 A GB 2304858A GB 9701213 A GB9701213 A GB 9701213A GB 9701213 A GB9701213 A GB 9701213A GB 2304858 A GB2304858 A GB 2304858A
Authority
GB
United Kingdom
Prior art keywords
pipe
plastics
layer
bitumen
turn
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.)
Withdrawn
Application number
GB9701213A
Other versions
GB9701213D0 (en
Inventor
Frederick Jacobus Loots
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.)
Winn and Coales International Ltd
Original Assignee
Winn and Coales International 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
Application filed by Winn and Coales International Ltd filed Critical Winn and Coales International Ltd
Publication of GB9701213D0 publication Critical patent/GB9701213D0/en
Publication of GB2304858A publication Critical patent/GB2304858A/en
Withdrawn legal-status Critical Current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
    • F16L9/00—Rigid pipes
    • F16L9/14—Compound tubes, i.e. made of materials not wholly covered by any one of the preceding groups
    • 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
    • F16L58/00—Protection of pipes or pipe fittings against corrosion or incrustation
    • F16L58/02—Protection of pipes or pipe fittings against corrosion or incrustation by means of internal or external coatings
    • F16L58/04—Coatings characterised by the materials used
    • F16L58/10—Coatings characterised by the materials used by rubber or plastics
    • F16L58/1054—Coatings characterised by the materials used by rubber or plastics the coating being placed outside the pipe
    • F16L58/1063—Coatings characterised by the materials used by rubber or plastics the coating being placed outside the pipe the coating being a sheet wrapped around the pipe
    • 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
    • F16L58/00—Protection of pipes or pipe fittings against corrosion or incrustation
    • F16L58/02—Protection of pipes or pipe fittings against corrosion or incrustation by means of internal or external coatings
    • F16L58/04—Coatings characterised by the materials used
    • F16L58/12—Coatings characterised by the materials used by tar or bitumen
    • 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
    • F16L9/00—Rigid pipes
    • F16L9/12—Rigid pipes of plastics with or without reinforcement
    • F16L9/121—Rigid pipes of plastics with or without reinforcement with three layers
    • 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
    • F16L9/00—Rigid pipes
    • F16L9/14—Compound tubes, i.e. made of materials not wholly covered by any one of the preceding groups
    • F16L9/147—Compound tubes, i.e. made of materials not wholly covered by any one of the preceding groups comprising only layers of metal and plastics with or without reinforcement

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
  • Laminated Bodies (AREA)

Abstract

In this invention a pipe (1) which is suitable for use in underground pipelines and the like comprises an inner tubular member of plastics or metal (2) around which is a layer (3) of bitumen or plastics material surrounded in turn by a water impervious and electrically insulating plastics structural layer (4).
GB9701213A 1994-07-13 1995-07-12 Pipe Withdrawn GB2304858A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ZA945078 1994-07-13
PCT/GB1995/001640 WO1996002785A1 (en) 1994-07-13 1995-07-12 Pipe

Publications (2)

Publication Number Publication Date
GB9701213D0 GB9701213D0 (en) 1997-03-12
GB2304858A true GB2304858A (en) 1997-03-26

Family

ID=25584106

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9701213A Withdrawn GB2304858A (en) 1994-07-13 1995-07-12 Pipe

Country Status (6)

Country Link
AP (1) AP554A (en)
AU (1) AU2895395A (en)
GB (1) GB2304858A (en)
NZ (1) NZ289188A (en)
WO (1) WO1996002785A1 (en)
ZA (1) ZA955739B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1284066B1 (en) * 1996-06-25 1998-05-08 Camillo Scotto PROCEDURE AND SYSTEM FOR THE PRODUCTION OF RECYCLED THERMOPLASTIC RESIN TUBES
DK200001514A (en) * 2000-10-11 2002-04-12 Phoenix Internat A S Process for producing steel pipes with at least two outer layers of material
BR0203098B1 (en) * 2002-07-30 2011-11-16 ultra-deepwater composite wall ducts.
CN103335173B (en) * 2013-07-12 2016-03-30 天津业和科技有限公司 Heavy caliber low pressure feed water polyethylene silk screen entwining tube and production method and manufacturing mechanism
CN103912760A (en) * 2014-03-09 2014-07-09 赵景军 Steel pipe anticorrosive coating processing technology
CN104534191B (en) * 2014-12-22 2016-06-15 泉州泉港华博化工科技有限公司 A kind of polrvinyl chloride composite metal plastic pipe and preparation method thereof
CN108223971A (en) * 2017-12-26 2018-06-29 重庆安特管业有限公司 A kind of antiseptic finish method of gas piping
CN108247928A (en) * 2017-12-26 2018-07-06 重庆安特管业有限公司 A kind of renovation processing technology of seawater pipeline

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1555632A (en) * 1977-03-25 1979-11-14 Winn & Coales Denso Ltd Hot applied pipe coatings
EP0358178A1 (en) * 1988-09-06 1990-03-14 Symalit AG Multilayered plastic pipe and manufacture process therefor
GB2271160A (en) * 1992-10-01 1994-04-06 Yong Goo Shin High impact strength pipe

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE473062C (en) * 1927-02-19 1929-03-09 Carl Wallmann Insulated and rustproof pipe for the transfer of liquids and gases and process for its production
DE9111403U1 (en) * 1991-08-29 1991-11-14 Mayer, Wolfgang, 2903 Bad Zwischenahn Multilayer plastic pipe and device for its manufacture

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1555632A (en) * 1977-03-25 1979-11-14 Winn & Coales Denso Ltd Hot applied pipe coatings
EP0358178A1 (en) * 1988-09-06 1990-03-14 Symalit AG Multilayered plastic pipe and manufacture process therefor
GB2271160A (en) * 1992-10-01 1994-04-06 Yong Goo Shin High impact strength pipe

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
DE0473062C *
DE9111403U *

Also Published As

Publication number Publication date
ZA955739B (en) 1996-02-21
AP9500753A0 (en) 1995-07-31
WO1996002785A1 (en) 1996-02-01
AU2895395A (en) 1996-02-16
AP554A (en) 1996-11-06
GB9701213D0 (en) 1997-03-12
NZ289188A (en) 1997-05-26

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)