FR486629A - Procédé de fabrication de tuyaux agrafés en spirale - Google Patents

Procédé de fabrication de tuyaux agrafés en spirale

Info

Publication number
FR486629A
FR486629A FR486629DA FR486629A FR 486629 A FR486629 A FR 486629A FR 486629D A FR486629D A FR 486629DA FR 486629 A FR486629 A FR 486629A
Authority
FR
France
Prior art keywords
stapled
spiral
pipes
manufacturing process
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
English (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.)
STANDARD SPIRAL PIPE WORKS
Original Assignee
STANDARD SPIRAL PIPE WORKS
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 STANDARD SPIRAL PIPE WORKS filed Critical STANDARD SPIRAL PIPE WORKS
Application granted granted Critical
Publication of FR486629A publication Critical patent/FR486629A/fr
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, 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
    • B21C37/12—Making tubes or metal hoses with helically arranged seams
    • B21C37/121—Making tubes or metal hoses with helically arranged seams with seams being neither welded nor soldered

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR486629D 1917-08-30 1917-08-30 Procédé de fabrication de tuyaux agrafés en spirale Expired FR486629A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR486629T 1917-08-30

Publications (1)

Publication Number Publication Date
FR486629A true FR486629A (fr) 1918-04-23

Family

ID=1523222

Family Applications (1)

Application Number Title Priority Date Filing Date
FR486629D Expired FR486629A (fr) 1917-08-30 1917-08-30 Procédé de fabrication de tuyaux agrafés en spirale

Country Status (1)

Country Link
FR (1) FR486629A (fr)

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