FR2271885B1 - - Google Patents

Info

Publication number
FR2271885B1
FR2271885B1 FR7417831A FR7417831A FR2271885B1 FR 2271885 B1 FR2271885 B1 FR 2271885B1 FR 7417831 A FR7417831 A FR 7417831A FR 7417831 A FR7417831 A FR 7417831A FR 2271885 B1 FR2271885 B1 FR 2271885B1
Authority
FR
France
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
FR7417831A
Other languages
French (fr)
Other versions
FR2271885A1 (en
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.)
Arcelor Luxembourg SA
Original Assignee
Arbed SA
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 Arbed SA filed Critical Arbed SA
Priority to FR7417831A priority Critical patent/FR2271885A1/fr
Publication of FR2271885A1 publication Critical patent/FR2271885A1/fr
Application granted granted Critical
Publication of FR2271885B1 publication Critical patent/FR2271885B1/fr
Granted 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, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, rods, wire, tubes, profiles 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
    • B21C37/08—Making tubes with welded or soldered seams
    • B21C37/0818—Manufacture of tubes by drawing of strip material through dies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D41/00—Application of procedures in order to alter the diameter of tube ends
    • B21D41/04—Reducing; Closing

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Coating With Molten Metal (AREA)
FR7417831A 1974-05-22 1974-05-22 Drawing plate for forming tubes from bands - has opening with horiz. base and central axis inclined to base Granted FR2271885A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7417831A FR2271885A1 (en) 1974-05-22 1974-05-22 Drawing plate for forming tubes from bands - has opening with horiz. base and central axis inclined to base

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7417831A FR2271885A1 (en) 1974-05-22 1974-05-22 Drawing plate for forming tubes from bands - has opening with horiz. base and central axis inclined to base

Publications (2)

Publication Number Publication Date
FR2271885A1 FR2271885A1 (en) 1975-12-19
FR2271885B1 true FR2271885B1 (cg-RX-API-DMAC10.html) 1977-03-11

Family

ID=9139162

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7417831A Granted FR2271885A1 (en) 1974-05-22 1974-05-22 Drawing plate for forming tubes from bands - has opening with horiz. base and central axis inclined to base

Country Status (1)

Country Link
FR (1) FR2271885A1 (cg-RX-API-DMAC10.html)

Also Published As

Publication number Publication date
FR2271885A1 (en) 1975-12-19

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Legal Events

Date Code Title Description
ST Notification of lapse