CA1045994A - Methode et dispositif pour injecter de la mousse et introduire un obturateur gonflable dans un pipeline - Google Patents

Methode et dispositif pour injecter de la mousse et introduire un obturateur gonflable dans un pipeline

Info

Publication number
CA1045994A
CA1045994A CA304,099A CA304099A CA1045994A CA 1045994 A CA1045994 A CA 1045994A CA 304099 A CA304099 A CA 304099A CA 1045994 A CA1045994 A CA 1045994A
Authority
CA
Canada
Prior art keywords
plug
wall
tube
foam
conduit
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
CA304,099A
Other languages
English (en)
Inventor
Frederick F. Horne
Gerald G. Vanderlans
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.)
Airrigation Engineering Co Inc
Original Assignee
Airrigation Engineering Co Inc
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 US05/664,049 external-priority patent/US4025360A/en
Application filed by Airrigation Engineering Co Inc filed Critical Airrigation Engineering Co Inc
Application granted granted Critical
Publication of CA1045994A publication Critical patent/CA1045994A/fr
Expired legal-status Critical Current

Links

Landscapes

  • Pipe Accessories (AREA)
CA304,099A 1976-03-04 1978-05-25 Methode et dispositif pour injecter de la mousse et introduire un obturateur gonflable dans un pipeline Expired CA1045994A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/664,049 US4025360A (en) 1976-03-04 1976-03-04 Method and apparatus for injecting foam into a pipeline, including an inflatable plug
CA268,428A CA1045060A (fr) 1976-03-04 1976-12-21 Methode et materiel pour l'injection de mousse dans un pipeline, et bouchon gonfiable connexe

Publications (1)

Publication Number Publication Date
CA1045994A true CA1045994A (fr) 1979-01-09

Family

ID=25668418

Family Applications (1)

Application Number Title Priority Date Filing Date
CA304,099A Expired CA1045994A (fr) 1976-03-04 1978-05-25 Methode et dispositif pour injecter de la mousse et introduire un obturateur gonflable dans un pipeline

Country Status (1)

Country Link
CA (1) CA1045994A (fr)

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