FR2203684A1 - - Google Patents

Info

Publication number
FR2203684A1
FR2203684A1 FR7337399A FR7337399A FR2203684A1 FR 2203684 A1 FR2203684 A1 FR 2203684A1 FR 7337399 A FR7337399 A FR 7337399A FR 7337399 A FR7337399 A FR 7337399A FR 2203684 A1 FR2203684 A1 FR 2203684A1
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.)
Granted
Application number
FR7337399A
Other languages
French (fr)
Other versions
FR2203684B1 (ru
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.)
Vodafone GmbH
Original Assignee
Mannesmannroehren Werke AG
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 Mannesmannroehren Werke AG filed Critical Mannesmannroehren Werke AG
Publication of FR2203684A1 publication Critical patent/FR2203684A1/fr
Application granted granted Critical
Publication of FR2203684B1 publication Critical patent/FR2203684B1/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
    • B21C37/083—Supply, or operations combined with supply, of strip material
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)
FR7337399A 1972-10-20 1973-10-19 Expired FR2203684B1 (ru)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722252306 DE2252306A1 (de) 1972-10-20 1972-10-20 Verfahren zum herstellen eines laengsnahtgeschweissten rohres

Publications (2)

Publication Number Publication Date
FR2203684A1 true FR2203684A1 (ru) 1974-05-17
FR2203684B1 FR2203684B1 (ru) 1977-09-09

Family

ID=5860026

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7337399A Expired FR2203684B1 (ru) 1972-10-20 1973-10-19

Country Status (6)

Country Link
JP (1) JPS4987560A (ru)
CA (1) CA988754A (ru)
DE (1) DE2252306A1 (ru)
FR (1) FR2203684B1 (ru)
GB (1) GB1439787A (ru)
IT (1) IT995788B (ru)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2381589A1 (fr) * 1977-02-23 1978-09-22 Mannesmann Ag Procede pour eliminer les defauts d'extremites dans le soudage a fils multiples du joint longitudinal des tubes
FR3136362A1 (fr) 2022-06-14 2023-12-15 Institut Mines Telecom Lentille sclérale instrumentée et dispositif associé, embarqué dans la lentille ou non, pour la mesure du diamètre de pupille d’un œil.

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62230478A (ja) * 1986-03-31 1987-10-09 Sumitomo Metal Ind Ltd タブ板自動溶接装置
JP2616691B2 (ja) * 1994-03-14 1997-06-04 トヨタ自動車株式会社 プレス成形用集合ブランクの製造方法および集合ブランク

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2381589A1 (fr) * 1977-02-23 1978-09-22 Mannesmann Ag Procede pour eliminer les defauts d'extremites dans le soudage a fils multiples du joint longitudinal des tubes
FR3136362A1 (fr) 2022-06-14 2023-12-15 Institut Mines Telecom Lentille sclérale instrumentée et dispositif associé, embarqué dans la lentille ou non, pour la mesure du diamètre de pupille d’un œil.
WO2023242067A1 (fr) 2022-06-14 2023-12-21 Institut Mines Telecom Lentille sclerale instrumentee et dispositif associe, embarque dans la lentille ou non, pour la mesure du diametre de pupille d'un œil

Also Published As

Publication number Publication date
JPS4987560A (ru) 1974-08-21
CA988754A (en) 1976-05-11
IT995788B (it) 1975-11-20
FR2203684B1 (ru) 1977-09-09
GB1439787A (en) 1976-06-16
DE2252306A1 (de) 1974-05-02

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Legal Events

Date Code Title Description
ST Notification of lapse