AT354224B - PROCESS AND DEVICE FOR CONICAL EXPANSION OF METAL TUBES - Google Patents

PROCESS AND DEVICE FOR CONICAL EXPANSION OF METAL TUBES

Info

Publication number
AT354224B
AT354224B AT339478A AT339478A AT354224B AT 354224 B AT354224 B AT 354224B AT 339478 A AT339478 A AT 339478A AT 339478 A AT339478 A AT 339478A AT 354224 B AT354224 B AT 354224B
Authority
AT
Austria
Prior art keywords
metal tubes
conical expansion
conical
expansion
tubes
Prior art date
Application number
AT339478A
Other languages
German (de)
Other versions
ATA339478A (en
Original Assignee
M E P A G Metall Und Plastik G
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 M E P A G Metall Und Plastik G filed Critical M E P A G Metall Und Plastik G
Priority to AT339478A priority Critical patent/AT354224B/en
Priority to EP19790101119 priority patent/EP0005194B1/en
Priority to DE7979101119T priority patent/DE2960043D1/en
Publication of ATA339478A publication Critical patent/ATA339478A/en
Application granted granted Critical
Publication of AT354224B publication Critical patent/AT354224B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D26/00—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces
    • B21D26/02—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces by applying fluid pressure
    • B21D26/033—Deforming tubular bodies
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D51/00—Making hollow objects
    • B21D51/02—Making hollow objects characterised by the structure of the objects
    • B21D51/10—Making hollow objects characterised by the structure of the objects conically or cylindrically shaped objects

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Metal Extraction Processes (AREA)
AT339478A 1978-05-10 1978-05-10 PROCESS AND DEVICE FOR CONICAL EXPANSION OF METAL TUBES AT354224B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
AT339478A AT354224B (en) 1978-05-10 1978-05-10 PROCESS AND DEVICE FOR CONICAL EXPANSION OF METAL TUBES
EP19790101119 EP0005194B1 (en) 1978-05-10 1979-04-12 Method and apparatus for the conical expanding of metal tubes
DE7979101119T DE2960043D1 (en) 1978-05-10 1979-04-12 Method and apparatus for the conical expanding of metal tubes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT339478A AT354224B (en) 1978-05-10 1978-05-10 PROCESS AND DEVICE FOR CONICAL EXPANSION OF METAL TUBES

Publications (2)

Publication Number Publication Date
ATA339478A ATA339478A (en) 1979-05-15
AT354224B true AT354224B (en) 1979-12-27

Family

ID=3549874

Family Applications (1)

Application Number Title Priority Date Filing Date
AT339478A AT354224B (en) 1978-05-10 1978-05-10 PROCESS AND DEVICE FOR CONICAL EXPANSION OF METAL TUBES

Country Status (3)

Country Link
EP (1) EP0005194B1 (en)
AT (1) AT354224B (en)
DE (1) DE2960043D1 (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2731827A (en) * 1956-01-24 loomis
FR2046012A5 (en) * 1969-03-18 1971-03-05 Scalgp

Also Published As

Publication number Publication date
EP0005194A3 (en) 1979-12-12
ATA339478A (en) 1979-05-15
DE2960043D1 (en) 1981-02-05
EP0005194A2 (en) 1979-11-14
EP0005194B1 (en) 1980-11-12

Similar Documents

Publication Publication Date Title
AT369427B (en) METHOD AND DEVICE FOR TREATING METALLURGICAL SLAG
LU80518A1 (en) METHOD AND DEVICE FOR EXPRESSION OF LIQUIDS
DD135580A5 (en) METHOD AND DEVICE FOR WELDING THE END OF PIPES
DD136091A5 (en) METHOD OF CULTURING MUSHROOMS AND APPARATUS FOR CARRYING OUT THE METHOD
AT371501B (en) METHOD AND DEVICE FOR INITIATING GASES IN METAL MELT
DD135446A5 (en) METHOD AND DEVICE FOR DISCONTINUOUS FILTERING OF SUSPENSIONS
AT365098B (en) METHOD AND DEVICE FOR SPRAYING LIQUID
AT385221B (en) METHOD AND DEVICE FOR CONTINUOUSLY PIPING
DD134875A5 (en) METHOD AND DEVICE FOR TEMPERING PIPES
AT359799B (en) METHOD AND DEVICE FOR GALVANIZING WIRE
ATA340978A (en) PROCEDURE AND DEVICE FOR PREVOLUTION OF HOP
AT365028B (en) METHOD AND SYSTEM FOR INDUCTIVE HEATING OF METAL WORKPIECES
AT354224B (en) PROCESS AND DEVICE FOR CONICAL EXPANSION OF METAL TUBES
DD137788A3 (en) METHOD AND DEVICE FOR RETHATING EDGES
LU79486A1 (en) METHOD AND DEVICE FOR PRODUCING HIGHLY COLOIDATED WATER-CEMENT MIXTURES AND COATING PIPES
DD131964A1 (en) METHOD AND DEVICE FOR CLEANING RIBBED TUBES
AT372321B (en) METHOD AND DEVICE FOR REMOVING THE EXTERNAL WELDING RIM OF LONG-WELDED TUBES
AT357755B (en) METHOD FOR CONICAL WIDTHING OF CYLINDRICAL TUBES
AT352495B (en) PROCESS AND DEVICE FOR ONE-SIDED METAL COATING OF SHEET METALS
ATA328482A (en) METHOD AND DEVICE FOR CONTINUOUSLY CLEANING TUBES BEFORE COATING
DD138180A5 (en) METHOD AND DEVICE FOR FORMING BLOBS OF STABFOERMIGER OBJECTS
DD130682A1 (en) METHOD AND DEVICE FOR COOLING SOLID MATERIALS
DD137695A1 (en) DEVICE AND METHOD FOR USING WORKPIECES
ATE6526T1 (en) DEVICE AND METHOD FOR TREATMENT OF METAL METAL.
DD138995A1 (en) METHOD AND DEVICES FOR TREATING FLUID METAL STANDS

Legal Events

Date Code Title Description
ELA Expired due to lapse of time
ELJ Ceased due to non-payment of the annual fee
ELA Expired due to lapse of time