FR2125246A1 - - Google Patents

Info

Publication number
FR2125246A1
FR2125246A1 FR7118732A FR7118732A FR2125246A1 FR 2125246 A1 FR2125246 A1 FR 2125246A1 FR 7118732 A FR7118732 A FR 7118732A FR 7118732 A FR7118732 A FR 7118732A FR 2125246 A1 FR2125246 A1 FR 2125246A1
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.)
Withdrawn
Application number
FR7118732A
Other languages
French (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.)
LAZZATI PIETRO
Original Assignee
LAZZATI PIETRO
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 LAZZATI PIETRO filed Critical LAZZATI PIETRO
Publication of FR2125246A1 publication Critical patent/FR2125246A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K9/00—Arc welding or cutting
    • B23K9/02—Seam welding; Backing means; Inserts
    • B23K9/025—Seam welding; Backing means; Inserts for rectilinear seams
    • B23K9/0253—Seam welding; Backing means; Inserts for rectilinear seams for the longitudinal seam of tubes
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Earth Drilling (AREA)
FR7118732A 1971-02-11 1971-05-17 Withdrawn FR2125246A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2043871 1971-02-11

Publications (1)

Publication Number Publication Date
FR2125246A1 true FR2125246A1 (en) 1972-09-29

Family

ID=11166931

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7118732A Withdrawn FR2125246A1 (en) 1971-02-11 1971-05-17

Country Status (2)

Country Link
DE (1) DE2139233A1 (en)
FR (1) FR2125246A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110681709A (en) * 2019-09-06 2020-01-14 惠州市纬度设备科技有限公司 Stainless steel pipe drawing deviation correcting device of high-frequency pipe welding machine

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0127127A3 (en) * 1983-05-27 1985-05-02 Rolf Mattes Process and apparatus for the production of a tube
DE4434134A1 (en) * 1994-09-24 1996-03-28 Kabelmetal Electro Gmbh Process for producing a longitudinally welded metal tube

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110681709A (en) * 2019-09-06 2020-01-14 惠州市纬度设备科技有限公司 Stainless steel pipe drawing deviation correcting device of high-frequency pipe welding machine
CN110681709B (en) * 2019-09-06 2024-05-14 惠州市纬度设备科技有限公司 Stainless steel tube drawing deviation correcting device of high-frequency tube welding machine

Also Published As

Publication number Publication date
DE2139233A1 (en) 1972-08-17

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Legal Events

Date Code Title Description
ST Notification of lapse