IT1021759B - Procedimento per la produzione di tubi metallici senza saldatura e di spositivo per la sua realizzazione - Google Patents

Procedimento per la produzione di tubi metallici senza saldatura e di spositivo per la sua realizzazione

Info

Publication number
IT1021759B
IT1021759B IT53468/74A IT5346874A IT1021759B IT 1021759 B IT1021759 B IT 1021759B IT 53468/74 A IT53468/74 A IT 53468/74A IT 5346874 A IT5346874 A IT 5346874A IT 1021759 B IT1021759 B IT 1021759B
Authority
IT
Italy
Prior art keywords
tube
spositive
realization
mandrel
procedure
Prior art date
Application number
IT53468/74A
Other languages
English (en)
Italian (it)
Original Assignee
Gutehoffnungshuette Ag
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 DE19732351316 external-priority patent/DE2351316A1/de
Priority claimed from DE19732352746 external-priority patent/DE2352746A1/de
Application filed by Gutehoffnungshuette Ag filed Critical Gutehoffnungshuette Ag
Application granted granted Critical
Publication of IT1021759B publication Critical patent/IT1021759B/it

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
    • B21C37/30—Finishing tubes, e.g. sizing, burnishing
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
    • B23D79/00—Methods, machines, or devices not covered elsewhere, for working metal by removal of material
    • B23D79/12—Machines or devices for peeling bars or tubes making use of cutting bits arranged around the workpiece, otherwise than by turning

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Metal Extraction Processes (AREA)
  • Manufacturing Of Tubular Articles Or Embedded Moulded Articles (AREA)
  • Turning (AREA)
IT53468/74A 1973-10-12 1974-10-10 Procedimento per la produzione di tubi metallici senza saldatura e di spositivo per la sua realizzazione IT1021759B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19732351316 DE2351316A1 (de) 1973-10-12 1973-10-12 Verfahren zum herstellen von nahtlosen metallischen rohren
DE19732352746 DE2352746A1 (de) 1973-10-20 1973-10-20 Vorrichtung zum herstellen von nahtlosen metallischen rohren

Publications (1)

Publication Number Publication Date
IT1021759B true IT1021759B (it) 1978-02-20

Family

ID=25765937

Family Applications (1)

Application Number Title Priority Date Filing Date
IT53468/74A IT1021759B (it) 1973-10-12 1974-10-10 Procedimento per la produzione di tubi metallici senza saldatura e di spositivo per la sua realizzazione

Country Status (4)

Country Link
JP (1) JPS5087950A (enExample)
FI (1) FI296774A7 (enExample)
FR (1) FR2247298A1 (enExample)
IT (1) IT1021759B (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0780091B2 (ja) * 1985-06-19 1995-08-30 株式会社神戸製鋼所 金属押出用ホロービレットのスカルピング方法およびスカルピング装置

Also Published As

Publication number Publication date
FI296774A7 (enExample) 1975-04-13
JPS5087950A (enExample) 1975-07-15
FR2247298A1 (en) 1975-05-09

Similar Documents

Publication Publication Date Title
IT1009024B (it) Disposizione per mitigare la propa gazione di guasti lungo una tubazio ne subacquea e tubazione munita di tali mezz
BE619574A (fr) Procédé pour relier la paroi extérieure d'un premier tube à la paroi intérieure d'un second tube
NL176238C (nl) Werkwijze om een biaxiaal gestrekte buisvormige foelie van polyvinylalcohol te vervaardigen.
ES330785A1 (es) Procedimiento de fabricacion de una aguja tubular.
IT989578B (it) Procedimento per la produzione di una struttura tubolare
IT1021759B (it) Procedimento per la produzione di tubi metallici senza saldatura e di spositivo per la sua realizzazione
CA1021121A (en) Device for the continuous production of wound tubes
ES196929U (es) Conector para tubos de material deformable.
IT998733B (it) Procedimento e apparecchiatura per ricavare un bicchiere all estremita di tubi mediante man drino formatore
ES313720A1 (es) Procedimiento para formar tubos de aletas interiores.
GB1337195A (en) Method of tube drawing and die arrangement for application of this method
IT8022826A0 (it) Procedimento per la idroformazione di una olefina con produzione di un derivato aldeidico
NL156443B (nl) Inrichting voor diagnostische doeleinden, bestaande uit een buis met meerdere vaten, en een entstang die door de buis heen loopt.
AR198237A1 (es) Metodo de fabricacion de un tubo de descarga provisto con un electrodo que comprende niquel y aluminio y tubo fabricado por dicho metodo
AU461919B2 (en) A method of forming into a tube a thin-walled longitudinally entering metal strip
CH415415A (it) Procedimento e macchina per la fabbricazione di raccordi tubolari aventi tratti terminali diritti, uno dei quali conformato a bicchiere e un tratto intermedio curvo
GB1234784A (en) Improvements in or relating to the hydrostatic extrusion of tubes
BE799333A (fr) Procede pour la fabrication d'un tube a decharge getter convenant pour ce procede,
CH258433A (fr) Procédé de fabrication de la cathode d'un tube à décharge.
GB1414006A (en) Method for the production of a double walled tube
FR1289838A (fr) Procédé de fabrication par extrusion d'un tube présentant une épaisseur de paroiqui varie par gradins
FR2180627A1 (en) Drill tube joint - by expanding cone and slit collet with elastic seal
GB1071456A (en) Improvements in manufacture of internally finned tubes
FR2408405A1 (fr) Procede pour former un contre-alesage a l'extremite d'un tube
ES386953A1 (es) Perfeccionamientos en los aparatos de fabricacion de tubos continuos.