FR1226482A - Perfectionnements à la fabrication de corps creux - Google Patents

Perfectionnements à la fabrication de corps creux

Info

Publication number
FR1226482A
FR1226482A FR785055A FR785055A FR1226482A FR 1226482 A FR1226482 A FR 1226482A FR 785055 A FR785055 A FR 785055A FR 785055 A FR785055 A FR 785055A FR 1226482 A FR1226482 A FR 1226482A
Authority
FR
France
Prior art keywords
manufacture
hollow bodies
bodies
hollow
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
FR785055A
Other languages
English (en)
Inventor
Georges Ferrand
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
Priority to FR785055A priority Critical patent/FR1226482A/fr
Application granted granted Critical
Publication of FR1226482A publication Critical patent/FR1226482A/fr
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23PMETAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P9/00Treating or finishing surfaces mechanically, with or without calibrating, primarily to resist wear or impact, e.g. smoothing or roughening turbine blades or bearings; Features of such surfaces not otherwise provided for, their treatment being unspecified
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D7/00Modifying the physical properties of iron or steel by deformation
    • C21D7/02Modifying the physical properties of iron or steel by deformation by cold working
    • C21D7/10Modifying the physical properties of iron or steel by deformation by cold working of the whole cross-section, e.g. of concrete reinforcing bars
    • C21D7/12Modifying the physical properties of iron or steel by deformation by cold working of the whole cross-section, e.g. of concrete reinforcing bars by expanding tubular bodies

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
FR785055A 1959-01-27 1959-01-27 Perfectionnements à la fabrication de corps creux Expired FR1226482A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR785055A FR1226482A (fr) 1959-01-27 1959-01-27 Perfectionnements à la fabrication de corps creux

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR785055A FR1226482A (fr) 1959-01-27 1959-01-27 Perfectionnements à la fabrication de corps creux

Publications (1)

Publication Number Publication Date
FR1226482A true FR1226482A (fr) 1960-07-13

Family

ID=8710543

Family Applications (1)

Application Number Title Priority Date Filing Date
FR785055A Expired FR1226482A (fr) 1959-01-27 1959-01-27 Perfectionnements à la fabrication de corps creux

Country Status (1)

Country Link
FR (1) FR1226482A (fr)

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