FR2257373B1 - - Google Patents

Info

Publication number
FR2257373B1
FR2257373B1 FR7401377A FR7401377A FR2257373B1 FR 2257373 B1 FR2257373 B1 FR 2257373B1 FR 7401377 A FR7401377 A FR 7401377A FR 7401377 A FR7401377 A FR 7401377A FR 2257373 B1 FR2257373 B1 FR 2257373B1
Authority
FR
France
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
FR7401377A
Other languages
French (fr)
Other versions
FR2257373A1 (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Winoa SA
Original Assignee
Wheelabrator Allevard SA
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 Wheelabrator Allevard SA filed Critical Wheelabrator Allevard SA
Priority to FR7401377A priority Critical patent/FR2257373A1/fr
Publication of FR2257373A1 publication Critical patent/FR2257373A1/fr
Application granted granted Critical
Publication of FR2257373B1 publication Critical patent/FR2257373B1/fr
Granted legal-status Critical Current

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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/18—Hardening; Quenching with or without subsequent tempering
    • C21D1/19—Hardening; Quenching with or without subsequent tempering by interrupted quenching
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/14—Treatment of metallic powder
    • B22F1/142—Thermal or thermo-mechanical treatment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F9/00—Making metallic powder or suspensions thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Articles (AREA)
FR7401377A 1974-01-16 1974-01-16 Hardened and tempered carbon steel shot for shot-blasting - use of isothermal quenching treatment increases working life of shot Granted FR2257373A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7401377A FR2257373A1 (en) 1974-01-16 1974-01-16 Hardened and tempered carbon steel shot for shot-blasting - use of isothermal quenching treatment increases working life of shot

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7401377A FR2257373A1 (en) 1974-01-16 1974-01-16 Hardened and tempered carbon steel shot for shot-blasting - use of isothermal quenching treatment increases working life of shot

Publications (2)

Publication Number Publication Date
FR2257373A1 FR2257373A1 (en) 1975-08-08
FR2257373B1 true FR2257373B1 (lm) 1976-10-08

Family

ID=9133522

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7401377A Granted FR2257373A1 (en) 1974-01-16 1974-01-16 Hardened and tempered carbon steel shot for shot-blasting - use of isothermal quenching treatment increases working life of shot

Country Status (1)

Country Link
FR (1) FR2257373A1 (lm)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0300687D0 (en) * 2003-01-13 2003-02-12 Boc Group Plc Quenching method and furnace

Also Published As

Publication number Publication date
FR2257373A1 (en) 1975-08-08

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse