FR914529A - Process for the production of pleated tubes - Google Patents

Process for the production of pleated tubes

Info

Publication number
FR914529A
FR914529A FR914529DA FR914529A FR 914529 A FR914529 A FR 914529A FR 914529D A FR914529D A FR 914529DA FR 914529 A FR914529 A FR 914529A
Authority
FR
France
Prior art keywords
production
pleated tubes
pleated
tubes
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)
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.)
METALLSCHLAUCHFABRIK AG
Original Assignee
METALLSCHLAUCHFABRIK 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 METALLSCHLAUCHFABRIK AG filed Critical METALLSCHLAUCHFABRIK AG
Application granted granted Critical
Publication of FR914529A publication Critical patent/FR914529A/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)
FR914529D 1944-08-12 1945-09-15 Process for the production of pleated tubes Expired FR914529A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH914529X 1944-08-12

Publications (1)

Publication Number Publication Date
FR914529A true FR914529A (en) 1946-10-10

Family

ID=4547729

Family Applications (1)

Application Number Title Priority Date Filing Date
FR914529D Expired FR914529A (en) 1944-08-12 1945-09-15 Process for the production of pleated tubes

Country Status (1)

Country Link
FR (1) FR914529A (en)

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