CA1251407A - Crack stopping in pipelines - Google Patents

Crack stopping in pipelines

Info

Publication number
CA1251407A
CA1251407A CA000492590A CA492590A CA1251407A CA 1251407 A CA1251407 A CA 1251407A CA 000492590 A CA000492590 A CA 000492590A CA 492590 A CA492590 A CA 492590A CA 1251407 A CA1251407 A CA 1251407A
Authority
CA
Canada
Prior art keywords
pipe
discontinuities
notches
pipeline
perforations
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
CA000492590A
Other languages
English (en)
French (fr)
Inventor
Wolfgang Wiedenhoff
Adolf W. Gartner
Gert Vogt
Claus Weisgerber
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.)
Vodafone GmbH
Original Assignee
Mannesmann AG
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 Mannesmann AG filed Critical Mannesmann AG
Application granted granted Critical
Publication of CA1251407A publication Critical patent/CA1251407A/en
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
    • F16L57/00—Protection of pipes or objects of similar shape against external or internal damage or wear
    • F16L57/02—Protection of pipes or objects of similar shape against external or internal damage or wear against cracking or buckling

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)
  • Arc Welding In General (AREA)
CA000492590A 1984-10-10 1985-10-09 Crack stopping in pipelines Expired CA1251407A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DEP3437564.3 1984-10-10
DE3437564A DE3437564C2 (de) 1984-10-10 1984-10-10 Stahlrohr als Rißstopper für Gasleitung
EP85730083.4 1985-06-12
EP85730083A EP0178248A3 (de) 1984-10-10 1985-06-12 Stahlrohr als Risstopper für Gasleitung

Publications (1)

Publication Number Publication Date
CA1251407A true CA1251407A (en) 1989-03-21

Family

ID=6247801

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000492590A Expired CA1251407A (en) 1984-10-10 1985-10-09 Crack stopping in pipelines

Country Status (6)

Country Link
US (1) US4682632A (US06373033-20020416-M00071.png)
EP (1) EP0178248A3 (US06373033-20020416-M00071.png)
JP (1) JPS6192383A (US06373033-20020416-M00071.png)
CA (1) CA1251407A (US06373033-20020416-M00071.png)
DE (1) DE3437564C2 (US06373033-20020416-M00071.png)
NO (1) NO161398C (US06373033-20020416-M00071.png)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH688355A5 (de) * 1994-06-16 1997-08-15 Empa Verfahren zur Verhinderung der raschen Rissausbreitung bei Kunststoffrohren und nach dem Verfahren hergestellte Kunststoffrohre.
DE19547031A1 (de) * 1995-12-15 1997-06-19 Eilentropp Kg Langgestreckte rohrförmige Hülle
EP0924023B1 (de) * 1997-12-22 2003-05-21 ALSTOM (Switzerland) Ltd Verfahren zur Einbringung eines Ausnehmungsabschlusses in ein Bauteil
AU2003261683A1 (en) * 2002-08-21 2004-03-11 Alexandr Efimovich Gurov Pipe, method and device for improved pipelines and similar objects
RU2526611C2 (ru) * 2012-01-11 2014-08-27 Общество с ограниченной ответственностью "Газпром трансгаз Уфа" Способ отбраковки труб с гофрами (вмятинами) трубопровода
US9851043B2 (en) 2015-06-11 2017-12-26 Stress Engineering Services, Inc. Crack arrestor
JP6672898B2 (ja) * 2016-03-04 2020-03-25 中国電力株式会社 ボイラ管の補強装置、ボイラ管の補強方法
WO2020150710A1 (en) 2019-01-20 2020-07-23 Techreo Llc Methods for making layered tubular structures
US20200256486A1 (en) * 2019-01-20 2020-08-13 Techreo Llc Elongate tubular structures
RU2742992C9 (ru) * 2020-02-10 2021-03-10 Акционерное общество "Государственный ракетный центр имени академика В.П. Макеева" Способ ремонта расслоений в изделии, выполненном из композиционного материала

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1080897A (en) * 1913-01-20 1913-12-09 Harold John Davies Manufacture of double helical metallic tubing.
DE936981C (de) * 1952-11-07 1955-12-29 Georges Auguste Ferrand Vorrichtung zum zweistufigen Einweiten eines Stahlhohlkoerpers in ringfoermige Bandagen
US3096105A (en) * 1960-09-09 1963-07-02 Dresser Ind Split arrestor having circumferentially extending grain structure for welded pipelines having longitudinally extending grain structure
GB1170584A (en) * 1966-05-04 1969-11-12 Murex Ltd Means for Reinforcing Thin Walled Tubes
DE1944587B2 (de) * 1969-09-03 1971-02-25 Mannesmann Roehren Werke Ag Grossrohr mit schraubengangfoermig gewickelter mehrschich tiger wandlung und verfahren zu seiner herstellung
US3698746A (en) * 1971-01-18 1972-10-17 Atlantic Richfield Co Crack arrester
GB1376731A (en) * 1972-03-03 1974-12-11 British Petroleum Co Pipe
US4001054A (en) * 1974-04-10 1977-01-04 Makepeace Charles E Process for making metal pipe
US4148127A (en) * 1975-10-20 1979-04-10 Northern Border Pipeline Company Method of applying a bond-type crack arrestor to a pipe section of a pipeline
DE2704021A1 (de) * 1977-02-01 1978-08-03 Babcock Brown Boveri Reaktor Anordnung zur risslaengenbegrenzung in rohrleitungen
US4383556A (en) * 1981-02-10 1983-05-17 Evgenievich Paton B Crack arresting device for limiting propagation of cracks in welded structures fabricated from sheets
DE3135966C2 (de) * 1981-09-11 1986-06-05 Hoesch Ag, 4600 Dortmund Verfahren zur Herstellung mehrschichtiger Schraubennahtrohre
US4559974A (en) * 1982-10-01 1985-12-24 Fawley Norman Apparatus and method of arresting ductile fracture propagation

Also Published As

Publication number Publication date
EP0178248A3 (de) 1987-09-16
US4682632A (en) 1987-07-28
DE3437564C2 (de) 1987-02-19
JPS6192383A (ja) 1986-05-10
EP0178248A2 (de) 1986-04-16
NO161398C (no) 1989-08-09
NO853570L (no) 1986-04-11
NO161398B (no) 1989-05-02

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Legal Events

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