FR831617A - Perfectionnements aux appareils de traitement thermique - Google Patents

Perfectionnements aux appareils de traitement thermique

Info

Publication number
FR831617A
FR831617A FR831617DA FR831617A FR 831617 A FR831617 A FR 831617A FR 831617D A FR831617D A FR 831617DA FR 831617 A FR831617 A FR 831617A
Authority
FR
France
Prior art keywords
heat treatment
treatment devices
devices
heat
treatment
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
Other languages
English (en)
Inventor
Howard Edward Somes
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
Application granted granted Critical
Publication of FR831617A publication Critical patent/FR831617A/fr
Expired 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
    • C21D1/06—Surface hardening
    • C21D1/09—Surface hardening by direct application of electrical or wave energy; by particle radiation
    • C21D1/10—Surface hardening by direct application of electrical or wave energy; by particle radiation by electric induction
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/25—Process efficiency
FR831617D 1937-01-07 1938-01-04 Perfectionnements aux appareils de traitement thermique Expired FR831617A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US831617XA 1937-01-07 1937-01-07

Publications (1)

Publication Number Publication Date
FR831617A true FR831617A (fr) 1938-09-09

Family

ID=22176576

Family Applications (1)

Application Number Title Priority Date Filing Date
FR831617D Expired FR831617A (fr) 1937-01-07 1938-01-04 Perfectionnements aux appareils de traitement thermique

Country Status (1)

Country Link
FR (1) FR831617A (fr)

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