FR2255974B3 - - Google Patents

Info

Publication number
FR2255974B3
FR2255974B3 FR7440212A FR7440212A FR2255974B3 FR 2255974 B3 FR2255974 B3 FR 2255974B3 FR 7440212 A FR7440212 A FR 7440212A FR 7440212 A FR7440212 A FR 7440212A FR 2255974 B3 FR2255974 B3 FR 2255974B3
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
FR7440212A
Other versions
FR2255974A1 (fr
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.)
Phelps Dodge Industries Inc
Original Assignee
Phelps Dodge Industries Inc
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 Phelps Dodge Industries Inc filed Critical Phelps Dodge Industries Inc
Publication of FR2255974A1 publication Critical patent/FR2255974A1/fr
Application granted granted Critical
Publication of FR2255974B3 publication Critical patent/FR2255974B3/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
    • B21C37/08—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
    • 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
    • B21D13/00—Corrugating sheet metal, rods or profiles; Bending sheet metal, rods or profiles into wave form
    • B21D13/04—Corrugating sheet metal, rods or profiles; Bending sheet metal, rods or profiles into wave form by rolling
    • B21D13/045—Corrugating sheet metal, rods or profiles; Bending sheet metal, rods or profiles into wave form by rolling the corrugations being parallel to the feeding movement
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P13/00—Making metal objects by operations essentially involving machining but not covered by a single other subclass
    • B23P13/04—Making metal objects by operations essentially involving machining but not covered by a single other subclass involving slicing of profiled material

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
FR7440212A 1973-12-26 1974-12-09 Expired FR2255974B3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US42747673A 1973-12-26 1973-12-26

Publications (2)

Publication Number Publication Date
FR2255974A1 FR2255974A1 (fr) 1975-07-25
FR2255974B3 true FR2255974B3 (fr) 1977-09-02

Family

ID=23695038

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7440212A Expired FR2255974B3 (fr) 1973-12-26 1974-12-09

Country Status (8)

Country Link
JP (1) JPS5097571A (fr)
DE (1) DE2452065A1 (fr)
ES (1) ES433266A1 (fr)
FR (1) FR2255974B3 (fr)
GB (1) GB1434520A (fr)
IL (1) IL46091A0 (fr)
IT (1) IT1026756B (fr)
SE (1) SE7416269L (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4134378A (en) * 1977-10-03 1979-01-16 General Motors Corporation Balance tube fuel bowl vent system
DE19535834A1 (de) * 1995-09-26 1997-04-17 Lingemann Helmut Gmbh & Co Verfahren zur Herstellung von Flachrohren für Wärmetauscher, Vorrichtung sowie Flachrohr
DE102006019823B4 (de) * 2006-04-28 2011-01-27 Arup Alu-Rohr Und -Profil Gmbh Verfahren und Vorrichtung zur Herstellung von Rohren
CN102642123B (zh) * 2012-04-28 2016-03-02 宝山钢铁股份有限公司 一种超低碳x42钢级高频直缝焊管的制造工艺
CN106736597B (zh) * 2017-03-09 2018-10-09 南宁市安和机械设备有限公司 高频焊接制管机

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5139191B2 (fr) * 1971-12-10 1976-10-26

Also Published As

Publication number Publication date
DE2452065A1 (de) 1975-07-10
ES433266A1 (es) 1976-09-16
SE7416269L (fr) 1975-06-27
JPS5097571A (fr) 1975-08-02
FR2255974A1 (fr) 1975-07-25
GB1434520A (en) 1976-05-05
IT1026756B (it) 1978-10-20
IL46091A0 (en) 1975-02-10

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Legal Events

Date Code Title Description
ST Notification of lapse