JPS6246606B2 - - Google Patents

Info

Publication number: JPS6246606B2
Authority: JP; Japan
Prior art keywords: flow rate; amount; oxygen; blowing; gas flow
Prior art date: 1980-07-30
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

JP10366980A

Other languages

English (en)

Japanese (ja)

Other versions

JPS5729520A (en

Inventor

Michitaka Kanemoto

Tooru Yoshida

Jujiro Ueda

Katsuyuki Isogami

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.)

Nippon Steel Corp

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.)

1980-07-30

Filing date

1980-07-30

Publication date

1987-10-02

1980-07-30 Application filed by Nippon Steel Corp filed Critical Nippon Steel Corp

1980-07-30 Priority to JP10366980A priority Critical patent/JPS5729520A/ja

1982-02-17 Publication of JPS5729520A publication Critical patent/JPS5729520A/ja

1983-06-09 Priority to US06/501,964 priority patent/US4474361A/en

1987-10-02 Publication of JPS6246606B2 publication Critical patent/JPS6246606B2/ja

Status Granted legal-status Critical Current

Links

238000007664 blowing Methods 0.000 claims description 44
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 33
229910052760 oxygen Inorganic materials 0.000 claims description 33
239000001301 oxygen Substances 0.000 claims description 33
CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 30
229910000831 Steel Inorganic materials 0.000 claims description 25
239000010959 steel Substances 0.000 claims description 25
239000007789 gas Substances 0.000 claims description 23
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 16
229910052799 carbon Inorganic materials 0.000 claims description 16
229910002092 carbon dioxide Inorganic materials 0.000 claims description 15
239000001569 carbon dioxide Substances 0.000 claims description 15
239000011261 inert gas Substances 0.000 claims description 12
239000002893 slag Substances 0.000 claims description 11
239000000463 material Substances 0.000 claims description 10
239000002994 raw material Substances 0.000 claims description 7
230000008859 change Effects 0.000 claims description 6
239000000203 mixture Substances 0.000 claims description 5
MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims description 3
238000000034 method Methods 0.000 description 19
230000003068 static effect Effects 0.000 description 17
238000006243 chemical reaction Methods 0.000 description 11
238000007670 refining Methods 0.000 description 7
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
239000011572 manganese Substances 0.000 description 4
238000005261 decarburization Methods 0.000 description 3
230000000694 effects Effects 0.000 description 3
229910052748 manganese Inorganic materials 0.000 description 3
238000007254 oxidation reaction Methods 0.000 description 3
229910052698 phosphorus Inorganic materials 0.000 description 3
230000008901 benefit Effects 0.000 description 2
238000001816 cooling Methods 0.000 description 2
238000012937 correction Methods 0.000 description 2
238000002347 injection Methods 0.000 description 2
239000007924 injection Substances 0.000 description 2
229910052742 iron Inorganic materials 0.000 description 2
229910052751 metal Inorganic materials 0.000 description 2
239000002184 metal Substances 0.000 description 2
230000003647 oxidation Effects 0.000 description 2
230000008569 process Effects 0.000 description 2
229910000851 Alloy steel Inorganic materials 0.000 description 1
PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
239000011449 brick Substances 0.000 description 1
239000000112 cooling gas Substances 0.000 description 1
238000000354 decomposition reaction Methods 0.000 description 1
238000003795 desorption Methods 0.000 description 1
239000003517 fume Substances 0.000 description 1
230000014509 gene expression Effects 0.000 description 1
238000010438 heat treatment Methods 0.000 description 1
238000005259 measurement Methods 0.000 description 1
230000007246 mechanism Effects 0.000 description 1
238000002156 mixing Methods 0.000 description 1
230000004048 modification Effects 0.000 description 1
238000012986 modification Methods 0.000 description 1
238000012544 monitoring process Methods 0.000 description 1
239000011574 phosphorus Substances 0.000 description 1
238000003756 stirring Methods 0.000 description 1
230000007704 transition Effects 0.000 description 1
239000002912 waste gas Substances 0.000 description 1

JP10366980A 1980-07-30 1980-07-30 Top-and-bottom-blown converter Granted JPS5729520A (en)

Priority Applications (2)

Application Number	Priority Date	Filing Date	Title
JP10366980A JPS5729520A (en)	1980-07-30	1980-07-30	Top-and-bottom-blown converter
US06/501,964 US4474361A (en)	1980-07-30	1983-06-09	Oxygen-blown steelmaking furnace

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP10366980A JPS5729520A (en)	1980-07-30	1980-07-30	Top-and-bottom-blown converter

Publications (2)

Publication Number	Publication Date
JPS5729520A JPS5729520A (en)	1982-02-17
JPS6246606B2 true JPS6246606B2 (ko)	1987-10-02

Family

ID=14360191

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP10366980A Granted JPS5729520A (en)	1980-07-30	1980-07-30	Top-and-bottom-blown converter

Country Status (1)

Country	Link
JP (1)	JPS5729520A (ko)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4529443A (en) *	1984-04-26	1985-07-16	Allegheny Ludlum Steel Corporation	System and method for producing steel in a top-blown vessel
EP0372977B1 (en) *	1988-12-09	1994-11-09	Nikon Corporation	Electronic flash apparatus

1980
- 1980-07-30 JP JP10366980A patent/JPS5729520A/ja active Granted

Also Published As

Publication number	Publication date
JPS5729520A (en)	1982-02-17

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