FR398858A - Process for simultaneously carburizing and decarburizing different parts of steel parts - Google Patents

Process for simultaneously carburizing and decarburizing different parts of steel parts

Info

Publication number
FR398858A
FR398858A FR398858DA FR398858A FR 398858 A FR398858 A FR 398858A FR 398858D A FR398858D A FR 398858DA FR 398858 A FR398858 A FR 398858A
Authority
FR
France
Prior art keywords
parts
decarburizing
steel
carburizing
different parts
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
French (fr)
Inventor
Jose De Moya
Jean-Ambroise Bernardini
Kennett-Beacham Greatbatch
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.)
JEAN AMBROISE BERNARDINI
Original Assignee
JEAN AMBROISE BERNARDINI
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 JEAN AMBROISE BERNARDINI filed Critical JEAN AMBROISE BERNARDINI
Application granted granted Critical
Publication of FR398858A publication Critical patent/FR398858A/en
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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/42—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for armour plate

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
FR398858D 1908-04-04 1908-04-04 Process for simultaneously carburizing and decarburizing different parts of steel parts Expired FR398858A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR398858T 1908-04-04

Publications (1)

Publication Number Publication Date
FR398858A true FR398858A (en) 1909-06-16

Family

ID=1443852

Family Applications (1)

Application Number Title Priority Date Filing Date
FR398858D Expired FR398858A (en) 1908-04-04 1908-04-04 Process for simultaneously carburizing and decarburizing different parts of steel parts

Country Status (1)

Country Link
FR (1) FR398858A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0206973A2 (en) * 1985-06-11 1986-12-30 Hughes Tool Company Simultaneous carburizing and boronizing of earth boring drill bits

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0206973A2 (en) * 1985-06-11 1986-12-30 Hughes Tool Company Simultaneous carburizing and boronizing of earth boring drill bits
EP0206973A3 (en) * 1985-06-11 1988-10-05 Hughes Tool Company Simultaneous carburizing and boronizing of earth boring drill bits

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