FR1230516A - Ribbed tube for enamel support - Google Patents

Ribbed tube for enamel support

Info

Publication number
FR1230516A
FR1230516A FR211A FR02000211A FR1230516A FR 1230516 A FR1230516 A FR 1230516A FR 211 A FR211 A FR 211A FR 02000211 A FR02000211 A FR 02000211A FR 1230516 A FR1230516 A FR 1230516A
Authority
FR
France
Prior art keywords
ribbed tube
enamel
support
enamel support
ribbed
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
FR211A
Other languages
French (fr)
Inventor
Ferdinand Friess
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
Priority to FR211A priority Critical patent/FR1230516A/en
Application granted granted Critical
Publication of FR1230516A publication Critical patent/FR1230516A/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
    • B21C37/08—Making tubes with welded or soldered seams
    • B21C37/0803—Making tubes with welded or soldered seams the tubes having a special shape, e.g. polygonal tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR211A 1959-03-02 1959-03-02 Ribbed tube for enamel support Expired FR1230516A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR211A FR1230516A (en) 1959-03-02 1959-03-02 Ribbed tube for enamel support

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR211A FR1230516A (en) 1959-03-02 1959-03-02 Ribbed tube for enamel support

Publications (1)

Publication Number Publication Date
FR1230516A true FR1230516A (en) 1960-09-16

Family

ID=8566715

Family Applications (1)

Application Number Title Priority Date Filing Date
FR211A Expired FR1230516A (en) 1959-03-02 1959-03-02 Ribbed tube for enamel support

Country Status (1)

Country Link
FR (1) FR1230516A (en)

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