NL6504723A - - Google Patents

Info

Publication number
NL6504723A
NL6504723A NL6504723A NL6504723A NL6504723A NL 6504723 A NL6504723 A NL 6504723A NL 6504723 A NL6504723 A NL 6504723A NL 6504723 A NL6504723 A NL 6504723A NL 6504723 A NL6504723 A NL 6504723A
Authority
NL
Netherlands
Application number
NL6504723A
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
Priority claimed from FR8921A external-priority patent/FR1401473A/en
Application filed filed Critical
Publication of NL6504723A publication Critical patent/NL6504723A/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 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
    • B21C37/15—Making tubes of special shape; Making tube fittings
    • B21C37/155—Making tubes with non circular section
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B23/00—Tube-rolling not restricted to methods provided for in only one of groups B21B17/00, B21B19/00, B21B21/00, e.g. combined processes planetary tube rolling, auxiliary arrangements, e.g. lubricating, special tube blanks, continuous casting combined with tube rolling
    • 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
    • B21C37/15—Making tubes of special shape; Making tube fittings
    • 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
    • B21C37/15—Making tubes of special shape; Making tube fittings
    • B21C37/16—Making tubes with varying diameter in longitudinal direction
    • B21C37/18—Making tubes with varying diameter in longitudinal direction conical tubes
NL6504723A 1964-04-17 1965-04-13 NL6504723A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR42008921 1964-04-17
FR8921A FR1401473A (en) 1964-04-17 1964-04-17 Method of shaping metal tubes in order to give them a truncated pyramid profile

Publications (1)

Publication Number Publication Date
NL6504723A true NL6504723A (en) 1965-10-18

Family

ID=26162356

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6504723A NL6504723A (en) 1964-04-17 1965-04-13

Country Status (2)

Country Link
US (1) US3354682A (en)
NL (1) NL6504723A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0018056A1 (en) * 1979-04-24 1980-10-29 M. &. M. Technics AG A method and apparatus for rolling an elongated tube to a conical mast without the use of an internal mandrel

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3853310A (en) * 1970-05-08 1974-12-10 Spectra Mcintosh Corp Taper leaf spring blank
US3756057A (en) * 1970-05-11 1973-09-04 Roll Forming Corp Roll forming
US3813911A (en) * 1972-10-18 1974-06-04 Superior Tube Co Tube rolling mill for producing tubing with various internal configurations
JP5183084B2 (en) * 2007-03-14 2013-04-17 株式会社 クニテック Cylindrical product, manufacturing method and manufacturing apparatus thereof

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US480609A (en) * 1892-08-09 Fred nevegold
USRE19734E (en) * 1935-10-22 Method of drawing tubes
US274964A (en) * 1883-04-03 Machine for rolling metal bars
US738067A (en) * 1903-01-27 1903-09-01 Jaques Reimann Machine for profiling non-circular tubes or rods.
US1007924A (en) * 1910-08-06 1911-11-07 Thomas Curr Jr Tube-rolling mill.
US1510586A (en) * 1921-03-22 1924-10-07 Leonard D Davis Machine for forming metal tubes
US1810885A (en) * 1927-10-31 1931-06-16 George E Neuberth Method of tapering metal tubes
US2085963A (en) * 1935-07-12 1937-07-06 Pittsburgh Crucible Steel Comp Method of making a deformed bar
US2347904A (en) * 1941-07-26 1944-05-02 Gerald G Greulich Method of cold-working metallic bars

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0018056A1 (en) * 1979-04-24 1980-10-29 M. &. M. Technics AG A method and apparatus for rolling an elongated tube to a conical mast without the use of an internal mandrel

Also Published As

Publication number Publication date
US3354682A (en) 1967-11-28

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