LU30707A1 - - Google Patents

Info

Publication number
LU30707A1
LU30707A1 LU30707DA LU30707A1 LU 30707 A1 LU30707 A1 LU 30707A1 LU 30707D A LU30707D A LU 30707DA LU 30707 A1 LU30707 A1 LU 30707A1
Authority
LU
Luxembourg
Application number
Publication of LU30707A1 publication Critical patent/LU30707A1/xx

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
    • B21C37/15—Making tubes of special shape; Making tube fittings
    • B21C37/20—Making helical or similar guides in or on tubes without removing material, e.g. by drawing same over mandrels, by pushing same through dies ; Making tubes with angled walls, ribbed tubes or tubes with decorated walls
    • B21C37/205—Making helical or similar guides in or on tubes without removing material, e.g. by drawing same over mandrels, by pushing same through dies ; Making tubes with angled walls, ribbed tubes or tubes with decorated walls with annular guides

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
LU30707D LU30707A1 (enEXAMPLES)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
LU30707T

Publications (1)

Publication Number Publication Date
LU30707A1 true LU30707A1 (enEXAMPLES)

Family

ID=19732070

Family Applications (1)

Application Number Title Priority Date Filing Date
LU30707D LU30707A1 (enEXAMPLES)

Country Status (2)

Country Link
BE (1) BE502773A (enEXAMPLES)
LU (1) LU30707A1 (enEXAMPLES)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997038807A1 (de) * 1996-04-13 1997-10-23 Audi Ag Verfahren zum erhöhen der wandungsstärke bei hohlprofilen

Also Published As

Publication number Publication date
BE502773A (enEXAMPLES)

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