FR2026928A1 - Melting nickel chromium iron alloys - Google Patents

Melting nickel chromium iron alloys

Info

Publication number
FR2026928A1
FR2026928A1 FR6944439A FR6944439A FR2026928A1 FR 2026928 A1 FR2026928 A1 FR 2026928A1 FR 6944439 A FR6944439 A FR 6944439A FR 6944439 A FR6944439 A FR 6944439A FR 2026928 A1 FR2026928 A1 FR 2026928A1
Authority
FR
France
Prior art keywords
nickel chromium
iron alloys
chromium iron
melting nickel
nickel
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.)
Withdrawn
Application number
FR6944439A
Other languages
French (fr)
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.)
Inco Ltd
Original Assignee
Inco Ltd
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 Inco Ltd filed Critical Inco Ltd
Publication of FR2026928A1 publication Critical patent/FR2026928A1/en
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C33/00—Making ferrous alloys
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/0037—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00 by injecting powdered material
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/068—Decarburising
    • C21C7/0685—Decarburising of stainless steel

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Treatment Of Steel In Its Molten State (AREA)

Abstract

The process is particularly used to make nickel-chromium steels with low carbon content. Part of all the nickel is added in a finely divided form to the flow of gas used in the oxygen-injection phase. The nickel may be in a powdered oxide form.
FR6944439A 1968-12-23 1969-12-22 Melting nickel chromium iron alloys Withdrawn FR2026928A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB6105968 1968-12-23

Publications (1)

Publication Number Publication Date
FR2026928A1 true FR2026928A1 (en) 1970-09-25

Family

ID=10486551

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6944439A Withdrawn FR2026928A1 (en) 1968-12-23 1969-12-22 Melting nickel chromium iron alloys

Country Status (3)

Country Link
BE (1) BE743632A (en)
DE (1) DE1964092A1 (en)
FR (1) FR2026928A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6023182B2 (en) * 1979-12-01 1985-06-06 新日本製鐵株式会社 Melting method for medium carbon high chromium molten metal
US4564390A (en) * 1984-12-21 1986-01-14 Olin Corporation Decarburizing a metal or metal alloy melt
DE102007015585A1 (en) * 2007-03-29 2008-10-02 M.K.N. Technologies Gmbh Melt metallurgical process for producing molten metals and transition metal-containing aggregate for use therein
DE102014011231A1 (en) 2014-07-23 2016-01-28 Sms Group Gmbh Process for Nickel Pig Iron (NPI) decarburization in the AOD converter

Also Published As

Publication number Publication date
BE743632A (en) 1970-06-23
DE1964092A1 (en) 1970-07-02

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Legal Events

Date Code Title Description
ST Notification of lapse