FI843893A0 - FOERFARANDE FOER MEKANISK FOERMINSKNING AV SPAENNINGAR. - Google Patents

FOERFARANDE FOER MEKANISK FOERMINSKNING AV SPAENNINGAR.

Info

Publication number
FI843893A0
FI843893A0 FI843893A FI843893A FI843893A0 FI 843893 A0 FI843893 A0 FI 843893A0 FI 843893 A FI843893 A FI 843893A FI 843893 A FI843893 A FI 843893A FI 843893 A0 FI843893 A0 FI 843893A0
Authority
FI
Finland
Prior art keywords
spaenningar
foerminskning
mekanisk
foerfarande foer
foerfarande
Prior art date
Application number
FI843893A
Other languages
Finnish (fi)
Other versions
FI77590B (en
FI77590C (en
FI843893L (en
Inventor
Jan Sylvester Porowski
William James O'donnell
Original Assignee
Odonnell & Ass
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 Odonnell & Ass filed Critical Odonnell & Ass
Publication of FI843893A0 publication Critical patent/FI843893A0/en
Publication of FI843893L publication Critical patent/FI843893L/en
Publication of FI77590B publication Critical patent/FI77590B/en
Application granted granted Critical
Publication of FI77590C publication Critical patent/FI77590C/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING 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
    • C21D7/00—Modifying the physical properties of iron or steel by deformation
    • C21D7/02—Modifying the physical properties of iron or steel by deformation by cold working
    • C21D7/10—Modifying the physical properties of iron or steel by deformation by cold working of the whole cross-section, e.g. of concrete reinforcing bars
    • C21D7/12—Modifying 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P9/00—Treating 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
    • B23P9/02—Treating or finishing by applying pressure, e.g. knurling
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING 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
    • C21D7/00—Modifying the physical properties of iron or steel by deformation
    • C21D7/02—Modifying the physical properties of iron or steel by deformation by cold working

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Heat Treatment Of Articles (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)
  • Arc Welding In General (AREA)
  • Pressure Welding/Diffusion-Bonding (AREA)
  • Glass Compositions (AREA)
  • Superconductors And Manufacturing Methods Therefor (AREA)
FI843893A 1984-02-22 1984-10-03 Procedure for mechanical reduction of voltages. FI77590C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US58261784A 1984-02-22 1984-02-22
US58261784 1984-02-22

Publications (4)

Publication Number Publication Date
FI843893A0 true FI843893A0 (en) 1984-10-03
FI843893L FI843893L (en) 1985-08-23
FI77590B FI77590B (en) 1988-12-30
FI77590C FI77590C (en) 1989-04-10

Family

ID=24329836

Family Applications (1)

Application Number Title Priority Date Filing Date
FI843893A FI77590C (en) 1984-02-22 1984-10-03 Procedure for mechanical reduction of voltages.

Country Status (11)

Country Link
JP (1) JPS60248814A (en)
CH (1) CH665655A5 (en)
DE (1) DE3436445A1 (en)
ES (1) ES8605408A1 (en)
FI (1) FI77590C (en)
FR (1) FR2559697B1 (en)
GB (1) GB2154492B (en)
IT (1) IT1199204B (en)
MX (1) MX172237B (en)
NL (1) NL8403010A (en)
SE (1) SE464136B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5278878A (en) * 1992-11-13 1994-01-11 Porowski Jan S Process for reducing tensile welding stresses in a nozzle in a nuclear reactor shell
FR2744657B1 (en) * 1996-02-08 1998-03-06 Lorraine Laminage METHOD FOR PRODUCING A WHEEL FOR A MOTOR LAND VEHICLE
CN100406190C (en) 2001-11-02 2008-07-30 波音公司 Apparatus and method for forming weld joints having compressive residual stress patterns
US20060283919A1 (en) * 2005-06-15 2006-12-21 General Electric Company Systematic cold working of welds

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR867197A (en) * 1939-09-07 1941-10-03 Budd Edward G Mfg Co Improvements made to welding and products obtained
GB1000133A (en) * 1961-03-30 1965-08-04 Avesta Jernverks Ab A method in the manufacture of welded pressure vessels
GB1097571A (en) * 1965-03-01 1968-01-03 Atomic Energy Authority Uk Improvements in or relating to tubes
GB1235106A (en) * 1967-06-22 1971-06-09 Int Research & Dev Co Ltd Improvements in and relating to methods of treating welds to improve their mechanical properties
BE734821A (en) * 1968-07-02 1969-12-19
YU44093B (en) * 1979-01-26 1990-02-28 Energoinvest Sarajevo Method of treating connections obtained by explosive welding
CA1131104A (en) * 1979-04-25 1982-09-07 United States Of America (Government Of The) United States Department Of Energy Process for treating weldments
GB2071552A (en) * 1980-02-29 1981-09-23 Secr Defence The Treatment of Metals
JPS57145922A (en) * 1981-03-04 1982-09-09 Mitsubishi Heavy Ind Ltd Improvement of residual stress in pipe or pipe-like vessel
JPS58120722A (en) * 1982-01-11 1983-07-18 Mitsubishi Heavy Ind Ltd Improving method for residual stress of pipe or pipe-like vessel

Also Published As

Publication number Publication date
MX172237B (en) 1993-12-08
ES8605408A1 (en) 1986-03-16
GB2154492B (en) 1987-12-02
CH665655A5 (en) 1988-05-31
IT8448943A0 (en) 1984-10-03
FR2559697A1 (en) 1985-08-23
ES536480A0 (en) 1986-03-16
GB2154492A (en) 1985-09-11
FI77590B (en) 1988-12-30
FI77590C (en) 1989-04-10
JPS60248814A (en) 1985-12-09
FI843893L (en) 1985-08-23
SE8500844L (en) 1985-08-23
FR2559697B1 (en) 1993-04-23
SE464136B (en) 1991-03-11
IT1199204B (en) 1988-12-30
GB8424990D0 (en) 1984-11-07
IT8448943A1 (en) 1986-04-03
NL8403010A (en) 1985-09-16
DE3436445A1 (en) 1985-08-22
SE8500844D0 (en) 1985-02-21

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Legal Events

Date Code Title Description
MM Patent lapsed
MM Patent lapsed

Owner name: O DONNELL & ASSOCIATES, INC.