LU57587A1 - - Google Patents

Info

Publication number
LU57587A1
LU57587A1 LU57587DA LU57587A1 LU 57587 A1 LU57587 A1 LU 57587A1 LU 57587D A LU57587D A LU 57587DA LU 57587 A1 LU57587 A1 LU 57587A1
Authority
LU
Luxembourg
Application number
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 filed Critical
Publication of LU57587A1 publication Critical patent/LU57587A1/xx

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21CMANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06Manufacture 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
    • B21C37/15Making tubes of special shape; Making tube fittings
    • B21C37/28Making tube fittings for connecting pipes, e.g. U-pieces
    • B21C37/283Making U-pieces
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D9/00Bending tubes using mandrels or the like
    • B21D9/12Bending tubes using mandrels or the like by pushing over a curved mandrel; by pushing through a curved die
    • B21D9/125Bending tubes using mandrels or the like by pushing over a curved mandrel; by pushing through a curved die by pushing through a curved die

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
LU57587D 1968-01-18 1968-12-17 LU57587A1 (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR136563 1968-01-18

Publications (1)

Publication Number Publication Date
LU57587A1 true LU57587A1 (zh) 1969-04-08

Family

ID=8644759

Family Applications (1)

Application Number Title Priority Date Filing Date
LU57587D LU57587A1 (zh) 1968-01-18 1968-12-17

Country Status (7)

Country Link
BE (1) BE725699A (zh)
CH (1) CH500779A (zh)
DE (2) DE1902285A1 (zh)
ES (1) ES362660A1 (zh)
FR (1) FR1565445A (zh)
GB (1) GB1198220A (zh)
LU (1) LU57587A1 (zh)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1030939B (it) * 1974-12-20 1979-04-10 Tag Vertrieb Ag Metodo per la curvatura di corpi tubolari ed apparecchiatura attuante tale metodo
DE3701612A1 (de) * 1987-01-21 1988-08-04 Benteler Werke Ag Verfahren zum biegen von rohren und stuetzdorn zur durchfuehrung des verfahrens
JP2013104465A (ja) * 2011-11-11 2013-05-30 Sanwa Boeki Kk 多方管継手の製造方法
CN102773306B (zh) * 2012-08-09 2017-07-18 赵肖运 挤压管通件的填充介质及其挤压管通件的制作工艺

Also Published As

Publication number Publication date
DE1902285A1 (de) 1969-10-02
CH500779A (fr) 1970-12-31
DE6901753U (de) 1971-11-04
ES362660A1 (es) 1970-12-01
FR1565445A (zh) 1969-05-02
BE725699A (zh) 1969-05-29
GB1198220A (en) 1970-07-08

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