ZA82790B - Metal refining method - Google Patents

Metal refining method

Info

Publication number
ZA82790B
ZA82790B ZA82790A ZA82790A ZA82790B ZA 82790 B ZA82790 B ZA 82790B ZA 82790 A ZA82790 A ZA 82790A ZA 82790 A ZA82790 A ZA 82790A ZA 82790 B ZA82790 B ZA 82790B
Authority
ZA
South Africa
Prior art keywords
refining method
metal refining
metal
refining
Prior art date
Application number
ZA82790A
Other languages
English (en)
Inventor
Nakao Yasuyuki
Hoshijima Yosuke
Okohira Kazuo
Original Assignee
Nippon Steel Corp
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 Nippon Steel Corp filed Critical Nippon Steel Corp
Publication of ZA82790B publication Critical patent/ZA82790B/xx

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
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/28—Manufacture of steel in the converter
    • C21C5/42—Constructional features of converters
    • C21C5/46—Details or accessories
    • C21C5/48—Bottoms or tuyéres of converters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D1/00—Treatment of fused masses in the ladle or the supply runners before casting
    • B22D1/002—Treatment with gases
    • B22D1/005—Injection assemblies therefor
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/05—Refining by treating with gases, e.g. gas flushing also refining by means of a material generating gas in situ

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
ZA82790A 1981-10-26 1982-02-08 Metal refining method ZA82790B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56170198A JPS5873732A (ja) 1981-10-26 1981-10-26 金属の精錬方法

Publications (1)

Publication Number Publication Date
ZA82790B true ZA82790B (en) 1983-03-30

Family

ID=15900481

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA82790A ZA82790B (en) 1981-10-26 1982-02-08 Metal refining method

Country Status (12)

Country Link
US (1) US4450005A (it)
JP (1) JPS5873732A (it)
AU (1) AU534102B2 (it)
BE (1) BE892061A (it)
BR (1) BR8200696A (it)
CA (1) CA1179506A (it)
DE (1) DE3204331A1 (it)
FR (1) FR2515211B1 (it)
GB (1) GB2108531B (it)
IT (1) IT1154277B (it)
NL (1) NL8200496A (it)
ZA (1) ZA82790B (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6059009A (ja) * 1983-09-12 1985-04-05 Nippon Steel Corp 転炉精錬法
US5139569A (en) * 1989-04-13 1992-08-18 Messer Griesheim Process for the production of alloy steel grades using treatment gas consisting of CO2
DE4328045C2 (de) * 1993-08-20 2001-02-08 Ald Vacuum Techn Ag Verfahren zum Entkohlen von kohlenstoffhaltigen Metallschmelzen
US5431709A (en) * 1993-09-21 1995-07-11 Gas Research Institute Accretion controlling tuyere
US9045805B2 (en) 2013-03-12 2015-06-02 Ati Properties, Inc. Alloy refining methods

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1450718A (fr) * 1965-07-12 1966-06-24 Air Liquide Perfectionnements à des procédés métallurgiques
GB1253581A (en) * 1968-02-24 1971-11-17 Maximilianshuette Eisenwerk Improvements in processes and apparatus for making steel
BE752893A (fr) * 1969-07-08 1970-12-16 Forges De La Loire St Chamond Procede et dispositif de refroidissement d'une tuyere de convertisseur d'affinage
LU60319A1 (it) * 1970-02-06 1971-09-24
FR2287511A1 (fr) * 1974-10-11 1976-05-07 Creusot Loire Tuyere saillante
FR2378097A1 (fr) * 1977-01-21 1978-08-18 Creusot Loire Procede de protection contre l'usure d'une tuyere de soufflage pour l'affinage des metaux liquides
DE2834737A1 (de) * 1977-08-26 1979-03-08 British Steel Corp Stahlherstellungsverfahren
JPS56123853U (it) * 1980-02-18 1981-09-21

Also Published As

Publication number Publication date
GB2108531B (en) 1985-09-11
BR8200696A (pt) 1983-10-11
GB2108531A (en) 1983-05-18
AU8023582A (en) 1983-05-05
DE3204331A1 (de) 1983-05-11
NL8200496A (nl) 1983-05-16
IT1154277B (it) 1987-01-21
AU534102B2 (en) 1984-01-05
CA1179506A (en) 1984-12-18
BE892061A (fr) 1982-05-27
JPS5873732A (ja) 1983-05-04
IT8247752A0 (it) 1982-02-09
FR2515211B1 (fr) 1987-05-29
US4450005A (en) 1984-05-22
FR2515211A1 (fr) 1983-04-29

Similar Documents

Publication Publication Date Title
ZW1082A1 (en) Process for the extraction of metal values
GB2099854B (en) Molten metal refinement
PT75891A (en) Process for metal sulphide extraction
GB2092985B (en) Drawn-and-ironed metal
DE3274469D1 (en) Method for ion-implanting metal elements
GB2106499B (en) Method for making benzoylphenylureas
GB2106500B (en) Method for making benzoylphenylureas
JPS57158306A (en) Launder for molten metal
GB2115838B (en) Method for reducing metal ore
JPS57199559A (en) Casting method
JPS57154346A (en) Precise forging method
JPS57175054A (en) Casting method
GB8427097D0 (en) Refining metal
ZA82790B (en) Metal refining method
JPS57199558A (en) Casting method
AU553245B2 (en) Refining molten metal
GB2106501B (en) Method for making benzoylphenylureas
AU8560182A (en) Refining molten metal
YU233682A (en) Process for refining metallic ferrochromium
GB2083078B (en) Metal refining process
GB8427096D0 (en) Metal refining process
DE3473300D1 (en) Metal refining process
DE3173912D1 (en) Method for making thiobiscarbamates
JPS5681642A (en) Metal refining method
ZA82344B (en) Process for the extraction of metal values