NL6914242A - - Google Patents

Info

Publication number
NL6914242A
NL6914242A NL6914242A NL6914242A NL6914242A NL 6914242 A NL6914242 A NL 6914242A NL 6914242 A NL6914242 A NL 6914242A NL 6914242 A NL6914242 A NL 6914242A NL 6914242 A NL6914242 A NL 6914242A
Authority
NL
Netherlands
Application number
NL6914242A
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 NL6914242A publication Critical patent/NL6914242A/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
    • B21C37/16—Making tubes with varying diameter in longitudinal direction
    • B21C37/18—Making tubes with varying diameter in longitudinal direction conical tubes
    • 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
    • B21C3/00—Profiling tools for metal drawing; Combinations of dies and mandrels for metal drawing
    • B21C3/02—Dies; Selection of material therefor; Cleaning thereof
    • B21C3/06—Dies; Selection of material therefor; Cleaning thereof with adjustable section

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Metal Extraction Processes (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
NL6914242A 1968-09-19 1969-09-19 NL6914242A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US76082368A 1968-09-19 1968-09-19

Publications (1)

Publication Number Publication Date
NL6914242A true NL6914242A (enrdf_load_stackoverflow) 1970-03-23

Family

ID=25060286

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6914242A NL6914242A (enrdf_load_stackoverflow) 1968-09-19 1969-09-19

Country Status (9)

Country Link
US (1) US3570297A (enrdf_load_stackoverflow)
JP (1) JPS5028912B1 (enrdf_load_stackoverflow)
BE (1) BE739132A (enrdf_load_stackoverflow)
BR (1) BR6912563D0 (enrdf_load_stackoverflow)
DE (1) DE1945591A1 (enrdf_load_stackoverflow)
ES (1) ES371280A1 (enrdf_load_stackoverflow)
FR (1) FR2018435A1 (enrdf_load_stackoverflow)
GB (1) GB1220766A (enrdf_load_stackoverflow)
NL (1) NL6914242A (enrdf_load_stackoverflow)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE758710A (fr) * 1969-11-27 1971-04-16 Pirelli General Cable Works Appareil pour former des ondulations dans un tube metallique tel qu'une gaine de cable electrique.
US3709020A (en) * 1970-05-14 1973-01-09 Babcock & Wilcox Co Method of and apparatus for producing a straight bore cold drawn tube
US3916664A (en) * 1970-07-09 1975-11-04 United States Steel Corp Starting tubes through a drawing die
DE2043414C2 (de) * 1970-09-02 1982-06-16 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Wasserenthärtungsvorrichtung für Wasch- und Geschirrspülmaschinen
US3701270A (en) * 1970-12-03 1972-10-31 Raymond A Matthews Method of drawing metal tubes
US3713318A (en) * 1971-01-14 1973-01-30 Reynolds Metals Co Apparatus for and method of forming a tubular metal blank into a tapered tube on a tapered mandrel
US3713319A (en) * 1971-01-19 1973-01-30 Reynolds Metals Co Apparatus for and method of forming a tubular metal blank into a tapered tube on a tapered mandrel
US3739616A (en) * 1971-09-21 1973-06-19 Reynolds Metals Co Apparatus for and method of forming a tubular metal blank into a tapered tube on a tapered mandrel
BE790566A (fr) * 1971-11-05 1973-02-15 Alusuisse Matrice pour le formage d'une empreinte sur une piece metallique tubulaire par deformation magnetique
FR2176236A5 (enrdf_load_stackoverflow) * 1972-03-15 1973-10-26 Gemmer France
GB1434533A (en) * 1972-05-09 1976-05-05 Nat Res Dev Method and apparatus for deforming the section of a workpiece
US4072034A (en) * 1972-05-09 1978-02-07 National Research Development Corporation Method and apparatus for forming material by forcing through a die orifice
JPS5566285U (enrdf_load_stackoverflow) * 1978-10-30 1980-05-07
JPS5737188U (enrdf_load_stackoverflow) * 1980-08-12 1982-02-26
SE443100B (sv) * 1982-03-26 1986-02-17 Sven Runo Vilhelm Gebelius Sett att framstella ett koniskt rorformigt element jemte element framstellt enligt settet
JPS63162187U (enrdf_load_stackoverflow) * 1987-04-13 1988-10-24
US5074555A (en) * 1989-04-24 1991-12-24 Sandvik Special Metals Corp. Tapered wall shaft with reinforced tip
US20060157539A1 (en) * 2005-01-19 2006-07-20 Dubois Jon D Hot reduced coil tubing
US20150101828A1 (en) * 2013-10-11 2015-04-16 Schlumberger Technology Corporation Tube Forming Device
CN118023319B (zh) * 2024-04-11 2024-06-21 江苏熊火机械制造有限公司 双链式7线自动拉拔机

Also Published As

Publication number Publication date
US3570297A (en) 1971-03-16
BR6912563D0 (pt) 1973-04-10
FR2018435A1 (enrdf_load_stackoverflow) 1970-05-29
GB1220766A (en) 1971-01-27
JPS5028912B1 (enrdf_load_stackoverflow) 1975-09-19
ES371280A1 (es) 1972-04-01
DE1945591A1 (de) 1970-03-26
BE739132A (enrdf_load_stackoverflow) 1970-03-02

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