FR900978A - Method and device for manufacturing endless flexible pipes and liner - Google Patents

Method and device for manufacturing endless flexible pipes and liner

Info

Publication number
FR900978A
FR900978A FR900978DA FR900978A FR 900978 A FR900978 A FR 900978A FR 900978D A FR900978D A FR 900978DA FR 900978 A FR900978 A FR 900978A
Authority
FR
France
Prior art keywords
liner
flexible pipes
endless flexible
manufacturing endless
manufacturing
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
Other languages
French (fr)
Inventor
Rudolf Carl Bremer
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 filed Critical
Application granted granted Critical
Publication of FR900978A publication Critical patent/FR900978A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/12—Making tubes or metal hoses with helically arranged seams
    • B21C37/124—Making tubes or metal hoses with helically arranged seams the tubes having a special shape, e.g. with corrugated wall, flexible tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR900978D 1943-01-30 1944-01-05 Method and device for manufacturing endless flexible pipes and liner Expired FR900978A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH900978X 1943-01-30

Publications (1)

Publication Number Publication Date
FR900978A true FR900978A (en) 1945-07-13

Family

ID=4546572

Family Applications (1)

Application Number Title Priority Date Filing Date
FR900978D Expired FR900978A (en) 1943-01-30 1944-01-05 Method and device for manufacturing endless flexible pipes and liner

Country Status (1)

Country Link
FR (1) FR900978A (en)

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