FR2081633A1 - - Google Patents

Info

Publication number
FR2081633A1
FR2081633A1 FR7107152A FR7107152A FR2081633A1 FR 2081633 A1 FR2081633 A1 FR 2081633A1 FR 7107152 A FR7107152 A FR 7107152A FR 7107152 A FR7107152 A FR 7107152A FR 2081633 A1 FR2081633 A1 FR 2081633A1
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.)
Granted
Application number
FR7107152A
Other languages
French (fr)
Other versions
FR2081633B1 (enrdf_load_stackoverflow
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.)
Sunbeam Oster Co Inc
Original Assignee
Allegheny Ludlum Industries Inc
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 Allegheny Ludlum Industries Inc filed Critical Allegheny Ludlum Industries Inc
Publication of FR2081633A1 publication Critical patent/FR2081633A1/fr
Application granted granted Critical
Publication of FR2081633B1 publication Critical patent/FR2081633B1/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C21C7/10—Handling in a vacuum
    • 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)
  • Treatment Of Steel In Its Molten State (AREA)
FR7107152A 1970-03-02 1971-03-02 Expired FR2081633B1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1591470A 1970-03-02 1970-03-02

Publications (2)

Publication Number Publication Date
FR2081633A1 true FR2081633A1 (enrdf_load_stackoverflow) 1971-12-10
FR2081633B1 FR2081633B1 (enrdf_load_stackoverflow) 1974-09-27

Family

ID=21774309

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7107152A Expired FR2081633B1 (enrdf_load_stackoverflow) 1970-03-02 1971-03-02

Country Status (8)

Country Link
US (1) US3666439A (enrdf_load_stackoverflow)
AT (1) AT323775B (enrdf_load_stackoverflow)
BE (1) BE763595A (enrdf_load_stackoverflow)
CA (1) CA923710A (enrdf_load_stackoverflow)
DE (1) DE2109676A1 (enrdf_load_stackoverflow)
ES (1) ES388791A1 (enrdf_load_stackoverflow)
FR (1) FR2081633B1 (enrdf_load_stackoverflow)
GB (1) GB1300344A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0393391A1 (en) * 1989-04-18 1990-10-24 Daidotokushuko Kabushiki Kaisha Method of refining molten chrome steel

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3850617A (en) * 1970-04-14 1974-11-26 J Umowski Refining of stainless steel
LU63512A1 (enrdf_load_stackoverflow) * 1970-07-24 1971-11-16
DE2114600B2 (de) * 1971-03-25 1981-05-07 Vacmetal Gesellschaft für Vakuum-Metallurgie mbH, 4600 Dortmund Verfahren zur gezielten Vakuumentkohlung hochlegierter Stähle
JPS5392319A (en) * 1977-01-25 1978-08-14 Nisshin Steel Co Ltd Method of making ultralowwcarbon stainless steel
JPS5442324A (en) * 1977-09-10 1979-04-04 Nisshin Steel Co Ltd Control procedure of steel making process using mass spectrometer
JPS5442323A (en) * 1977-09-10 1979-04-04 Nisshin Steel Co Ltd Control procedure of steel making process using mass spectormeter
SE9800153D0 (sv) * 1998-01-21 1998-01-21 Hoeganaes Ab Low pressure process
US6923843B1 (en) 2001-11-13 2005-08-02 Nupro Corporation Method for oxygen injection in metallurgical process requiring variable oxygen feed rate
CN112680566B (zh) * 2020-12-18 2022-10-21 北京首钢自动化信息技术有限公司 一种精炼炉脱碳终点检测方法及检测系统

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0393391A1 (en) * 1989-04-18 1990-10-24 Daidotokushuko Kabushiki Kaisha Method of refining molten chrome steel

Also Published As

Publication number Publication date
GB1300344A (en) 1972-12-20
BE763595A (fr) 1971-08-02
US3666439A (en) 1972-05-30
ES388791A1 (es) 1973-05-16
FR2081633B1 (enrdf_load_stackoverflow) 1974-09-27
DE2109676A1 (de) 1971-09-16
AT323775B (de) 1975-07-25
CA923710A (en) 1973-04-03

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Legal Events

Date Code Title Description
ST Notification of lapse