FR322980A - Advanced process for refining or annealing steel and other metals - Google Patents

Advanced process for refining or annealing steel and other metals

Info

Publication number
FR322980A
FR322980A FR322980DA FR322980A FR 322980 A FR322980 A FR 322980A FR 322980D A FR322980D A FR 322980DA FR 322980 A FR322980 A FR 322980A
Authority
FR
France
Prior art keywords
refining
metals
advanced process
annealing steel
annealing
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
Frith W. F. L.
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.)
Frith W F L
Original Assignee
Frith W F L
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 Frith W F L filed Critical Frith W F L
Application granted granted Critical
Publication of FR322980A publication Critical patent/FR322980A/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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material

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)
FR322980D 1902-07-05 1902-07-05 Advanced process for refining or annealing steel and other metals Expired FR322980A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR322980T 1902-07-05

Publications (1)

Publication Number Publication Date
FR322980A true FR322980A (en) 1903-02-20

Family

ID=1373304

Family Applications (1)

Application Number Title Priority Date Filing Date
FR322980D Expired FR322980A (en) 1902-07-05 1902-07-05 Advanced process for refining or annealing steel and other metals

Country Status (1)

Country Link
FR (1) FR322980A (en)

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