CA1322182C - Tuyau nervure - Google Patents

Tuyau nervure

Info

Publication number
CA1322182C
CA1322182C CA000599788A CA599788A CA1322182C CA 1322182 C CA1322182 C CA 1322182C CA 000599788 A CA000599788 A CA 000599788A CA 599788 A CA599788 A CA 599788A CA 1322182 C CA1322182 C CA 1322182C
Authority
CA
Canada
Prior art keywords
pipe
ribs
channels
liner
interior
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 - Lifetime
Application number
CA000599788A
Other languages
English (en)
Inventor
James R. Andre
Lawrence H. Daniels
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.)
Hall WE Co
Original Assignee
Hall WE Co
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 to US07/260,816 priority Critical patent/US4838317A/en
Application filed by Hall WE Co filed Critical Hall WE Co
Priority to CA000599788A priority patent/CA1322182C/fr
Priority to US07/352,411 priority patent/US4964440A/en
Application granted granted Critical
Publication of CA1322182C publication Critical patent/CA1322182C/fr
Priority to US08/235,684 priority patent/US5454402A/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • F16L58/06—Coatings characterised by the materials used by cement, concrete, or the like
    • 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
    • F16L57/00—Protection of pipes or objects of similar shape against external or internal damage or wear
    • F16L57/06—Protection of pipes or objects of similar shape against external or internal damage or wear against wear
    • 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
    • F16L58/1009—Coatings characterised by the materials used by rubber or plastics the coating being placed inside the pipe
    • F16L58/1018—Coatings characterised by the materials used by rubber or plastics the coating being placed inside the pipe the protective layer being fixed by means of anchoring devices

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
CA000599788A 1980-10-14 1989-05-16 Tuyau nervure Expired - Lifetime CA1322182C (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
US07/260,816 US4838317A (en) 1980-10-14 1988-10-21 Hydraulically efficient ribbed pipe
CA000599788A CA1322182C (fr) 1980-10-14 1989-05-16 Tuyau nervure
US07/352,411 US4964440A (en) 1980-10-14 1989-05-16 Ribbed pipe
US08/235,684 US5454402A (en) 1988-10-21 1994-04-29 Hydraulically efficient ribbed pipe having openings

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US19618080A 1980-10-14 1980-10-14
CA000599788A CA1322182C (fr) 1980-10-14 1989-05-16 Tuyau nervure

Publications (1)

Publication Number Publication Date
CA1322182C true CA1322182C (fr) 1993-09-14

Family

ID=25672731

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000599788A Expired - Lifetime CA1322182C (fr) 1980-10-14 1989-05-16 Tuyau nervure

Country Status (1)

Country Link
CA (1) CA1322182C (fr)

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Legal Events

Date Code Title Description
MKEX Expiry

Effective date: 20100914