FR410748A - Perfectionnements apportés à la fabrication de tubes métalliques enveloppés - Google Patents

Perfectionnements apportés à la fabrication de tubes métalliques enveloppés

Info

Publication number
FR410748A
FR410748A FR410748DA FR410748A FR 410748 A FR410748 A FR 410748A FR 410748D A FR410748D A FR 410748DA FR 410748 A FR410748 A FR 410748A
Authority
FR
France
Prior art keywords
manufacture
metal tubes
wrapped metal
wrapped
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
English (en)
Inventor
John William Earle
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR410748A publication Critical patent/FR410748A/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 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
    • B21C37/15—Making tubes of special shape; Making tube fittings
    • B21C37/154—Making multi-wall tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR410748D 1909-04-03 1909-12-28 Perfectionnements apportés à la fabrication de tubes métalliques enveloppés Expired FR410748A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB410748X 1909-04-03

Publications (1)

Publication Number Publication Date
FR410748A true FR410748A (fr) 1910-05-27

Family

ID=1454769

Family Applications (1)

Application Number Title Priority Date Filing Date
FR410748D Expired FR410748A (fr) 1909-04-03 1909-12-28 Perfectionnements apportés à la fabrication de tubes métalliques enveloppés

Country Status (1)

Country Link
FR (1) FR410748A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3069763A (en) * 1959-04-20 1962-12-25 Reynolds Metals Co Method and apparatus for making plastic lined continuously welded aluminum tubing

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3069763A (en) * 1959-04-20 1962-12-25 Reynolds Metals Co Method and apparatus for making plastic lined continuously welded aluminum tubing

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