IN171318B - - Google Patents

Info

Publication number
IN171318B
IN171318B IN212/CAL/89A IN212CA1989A IN171318B IN 171318 B IN171318 B IN 171318B IN 212CA1989 A IN212CA1989 A IN 212CA1989A IN 171318 B IN171318 B IN 171318B
Authority
IN
India
Application number
IN212/CAL/89A
Other languages
English (en)
Inventor
Marcegaglia Steno
Original Assignee
Marcegaglia S P A
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 Marcegaglia S P A filed Critical Marcegaglia S P A
Publication of IN171318B publication Critical patent/IN171318B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, rods, wire, tubes, profiles 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, rods, wire, tubes, profiles 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
    • B21C37/09—Making tubes with welded or soldered seams of coated strip material ; Making multi-wall tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Coating With Molten Metal (AREA)
IN212/CAL/89A 1989-03-12 1989-03-15 IN171318B (enrdf_load_stackoverflow)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP89201176A EP0387425A1 (en) 1989-03-12 1989-03-12 Apparatus for the continuous production of small-diameter welded pipes
PCT/EP1989/000257 WO1990010509A1 (en) 1989-03-12 1989-03-12 Apparatus for the continuous production of small-diameter welded pipes

Publications (1)

Publication Number Publication Date
IN171318B true IN171318B (enrdf_load_stackoverflow) 1992-09-19

Family

ID=42211796

Family Applications (1)

Application Number Title Priority Date Filing Date
IN212/CAL/89A IN171318B (enrdf_load_stackoverflow) 1989-03-12 1989-03-15

Country Status (3)

Country Link
EP (2) EP0387425A1 (enrdf_load_stackoverflow)
IN (1) IN171318B (enrdf_load_stackoverflow)
WO (1) WO1990010509A1 (enrdf_load_stackoverflow)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2943624B2 (ja) * 1994-09-27 1999-08-30 日立電線株式会社 金属管及びそれを用いたケーブル
RU2175900C2 (ru) * 1999-12-07 2001-11-20 Акционерное общество открытого типа "Уральский научно-исследовательский институт трубной промышленности" Способ изготовления сварных труб из горячекатаного листового материала
EP1184128B1 (de) * 2000-08-31 2003-06-25 Nexans Verfahren zur Herstellung eines Metallrohres aus Kupfer
CN103361467B (zh) * 2013-07-25 2015-03-18 莱芜钢铁集团有限公司 一种在线修补电弧炉炉壁水冷块的方法
CN104646932A (zh) * 2013-11-16 2015-05-27 无锡大金高精度冷拔钢管有限公司 一种高精密冷拔焊管的制造方法
CN110255244A (zh) * 2019-07-01 2019-09-20 常州卓睿管业有限公司 一种焊管的生产线及生产方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE724547C (de) * 1933-05-14 1942-08-28 August Seuthe Maschf Maschine zur Herstellung von geschweissten Rohren
US2011398A (en) * 1934-02-10 1935-08-13 Keystone Steel & Wire Co Method and apparatus for drawing and coating wire
GB786934A (en) * 1955-05-26 1957-11-27 Bundy Tubing Co Method and apparatus for making metal tubing
US2959849A (en) * 1956-09-14 1960-11-15 Yoder Co Method and apparatus for making pipe
US3145676A (en) * 1960-06-14 1964-08-25 Markin Tubing Inc Manufacture of metal tubing
US3226817A (en) * 1963-04-17 1966-01-04 Internat Nikoh Corp Continuous method for fabricating tubing
US3524245A (en) * 1968-04-11 1970-08-18 Msl Tubing & Steel Co Continuous tube forming and metallizing process
US3650456A (en) * 1969-05-20 1972-03-21 Anaconda American Brass Co Apparatus for welding

Also Published As

Publication number Publication date
EP0419494A1 (en) 1991-04-03
EP0387425A1 (en) 1990-09-19
WO1990010509A1 (en) 1990-09-20

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