FR2146134B1 - - Google Patents

Info

Publication number
FR2146134B1
FR2146134B1 FR7126528A FR7126528A FR2146134B1 FR 2146134 B1 FR2146134 B1 FR 2146134B1 FR 7126528 A FR7126528 A FR 7126528A FR 7126528 A FR7126528 A FR 7126528A FR 2146134 B1 FR2146134 B1 FR 2146134B1
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
FR7126528A
Other languages
French (fr)
Other versions
FR2146134A1 (it
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.)
LEBLOND LEON FR
Original Assignee
LEBLOND LEON FR
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 LEBLOND LEON FR filed Critical LEBLOND LEON FR
Priority to FR7126528A priority Critical patent/FR2146134B1/fr
Publication of FR2146134A1 publication Critical patent/FR2146134A1/fr
Application granted granted Critical
Publication of FR2146134B1 publication Critical patent/FR2146134B1/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
    • B21C37/22—Making finned or ribbed tubes by fixing strip or like material to tubes
    • B21C37/26—Making finned or ribbed tubes by fixing strip or like material to tubes helically-ribbed tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR7126528A 1971-07-20 1971-07-20 Expired FR2146134B1 (it)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7126528A FR2146134B1 (it) 1971-07-20 1971-07-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7126528A FR2146134B1 (it) 1971-07-20 1971-07-20

Publications (2)

Publication Number Publication Date
FR2146134A1 FR2146134A1 (it) 1973-03-02
FR2146134B1 true FR2146134B1 (it) 1974-04-26

Family

ID=9080620

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7126528A Expired FR2146134B1 (it) 1971-07-20 1971-07-20

Country Status (1)

Country Link
FR (1) FR2146134B1 (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1310206B1 (it) * 1999-04-06 2002-02-11 Wam Spa Metodo e macchina per la formazione in continuo di eliche di trasporto per trasportatore a coclea.

Also Published As

Publication number Publication date
FR2146134A1 (it) 1973-03-02

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Legal Events

Date Code Title Description
ST Notification of lapse