JPH0522643B2 - - Google Patents

Info

Publication number: JPH0522643B2
Authority: JP; Japan
Prior art keywords: slag; hot metal; dephosphorized; content; dephosphorization
Prior art date: 1985-03-19
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 - Fee Related

Application number

JP5326785A

Other languages

English (en)

Japanese (ja)

Other versions

JPS61215204A (ja

Inventor

Heiichiro Iso

Haruhiko Okumura

Takeshi Kunikata

Masahiro Fukuda

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.)

Hamada Heavy Industries Co Ltd

Nippon Steel Corp

Original Assignee

Hamada Heavy Industries Co Ltd

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.)

1985-03-19

Filing date

1985-03-19

Publication date

1993-03-30

1985-03-19 Application filed by Hamada Heavy Industries Co Ltd, Nippon Steel Corp filed Critical Hamada Heavy Industries Co Ltd

1985-03-19 Priority to JP5326785A priority Critical patent/JPS61215204A/ja

1986-09-25 Publication of JPS61215204A publication Critical patent/JPS61215204A/ja

1993-03-30 Publication of JPH0522643B2 publication Critical patent/JPH0522643B2/ja

Status Granted legal-status Critical Current

Links

239000002893 slag Substances 0.000 claims description 57
239000002184 metal Substances 0.000 claims description 28
229910052751 metal Inorganic materials 0.000 claims description 28
238000000034 method Methods 0.000 claims description 13
229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 6
229910004298 SiO 2 Inorganic materials 0.000 claims description 5
239000003638 chemical reducing agent Substances 0.000 claims description 4
150000001875 compounds Chemical class 0.000 claims description 4
238000000926 separation method Methods 0.000 claims description 4
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 31
229910052742 iron Inorganic materials 0.000 description 16
238000006722 reduction reaction Methods 0.000 description 10
NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 8
238000002309 gasification Methods 0.000 description 8
229910052698 phosphorus Inorganic materials 0.000 description 8
239000007789 gas Substances 0.000 description 6
238000002844 melting Methods 0.000 description 6
230000008018 melting Effects 0.000 description 6
238000003723 Smelting Methods 0.000 description 5
239000002994 raw material Substances 0.000 description 5
OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 4
CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 4
229910000147 aluminium phosphate Inorganic materials 0.000 description 4
239000011574 phosphorus Substances 0.000 description 4
229910000831 Steel Inorganic materials 0.000 description 3
230000007423 decrease Effects 0.000 description 3
230000000694 effects Effects 0.000 description 3
239000003337 fertilizer Substances 0.000 description 3
238000010438 heat treatment Methods 0.000 description 3
239000010959 steel Substances 0.000 description 3
238000006243 chemical reaction Methods 0.000 description 2
239000000428 dust Substances 0.000 description 2
BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 2
239000000463 material Substances 0.000 description 2
239000000203 mixture Substances 0.000 description 2
238000011084 recovery Methods 0.000 description 2
238000011946 reduction process Methods 0.000 description 2
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
235000008733 Citrus aurantifolia Nutrition 0.000 description 1
229910001096 P alloy Inorganic materials 0.000 description 1
235000011941 Tilia x europaea Nutrition 0.000 description 1
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
YYRMJZQKEFZXMX-UHFFFAOYSA-N calcium;phosphoric acid Chemical compound [Ca+2].OP(O)(O)=O.OP(O)(O)=O YYRMJZQKEFZXMX-UHFFFAOYSA-N 0.000 description 1
229910052799 carbon Inorganic materials 0.000 description 1
229910052589 chlorapatite Inorganic materials 0.000 description 1
YWEUIGNSBFLMFL-UHFFFAOYSA-N diphosphonate Chemical compound O=P(=O)OP(=O)=O YWEUIGNSBFLMFL-UHFFFAOYSA-N 0.000 description 1
230000005611 electricity Effects 0.000 description 1
238000005516 engineering process Methods 0.000 description 1
PROQIPRRNZUXQM-ZXXIGWHRSA-N estriol Chemical compound OC1=CC=C2[C@H]3CC[C@](C)([C@H]([C@H](O)C4)O)[C@@H]4[C@@H]3CCC2=C1 PROQIPRRNZUXQM-ZXXIGWHRSA-N 0.000 description 1
238000002474 experimental method Methods 0.000 description 1
238000005188 flotation Methods 0.000 description 1
229910052587 fluorapatite Inorganic materials 0.000 description 1
230000004907 flux Effects 0.000 description 1
229910052500 inorganic mineral Inorganic materials 0.000 description 1
239000004571 lime Substances 0.000 description 1
239000007788 liquid Substances 0.000 description 1
239000000155 melt Substances 0.000 description 1
239000011707 mineral Substances 0.000 description 1
235000010755 mineral Nutrition 0.000 description 1
239000007800 oxidant agent Substances 0.000 description 1
230000001590 oxidative effect Effects 0.000 description 1
229910052760 oxygen Inorganic materials 0.000 description 1
239000001301 oxygen Substances 0.000 description 1
DLYUQMMRRRQYAE-UHFFFAOYSA-N phosphorus pentoxide Inorganic materials O1P(O2)(=O)OP3(=O)OP1(=O)OP2(=O)O3 DLYUQMMRRRQYAE-UHFFFAOYSA-N 0.000 description 1
238000003672 processing method Methods 0.000 description 1
238000007670 refining Methods 0.000 description 1
229910000029 sodium carbonate Inorganic materials 0.000 description 1
235000017550 sodium carbonate Nutrition 0.000 description 1
239000007921 spray Substances 0.000 description 1
238000009628 steelmaking Methods 0.000 description 1
239000002426 superphosphate Substances 0.000 description 1
230000007704 transition Effects 0.000 description 1

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
- C21C1/00—Refining of pig-iron; Cast iron
- C21C1/02—Dephosphorising or desulfurising

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Materials Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
Furnace Details (AREA)

JP5326785A 1985-03-19 1985-03-19 溶銑脱燐スラグから燐を分離回収する方法 Granted JPS61215204A (ja)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
JP5326785A JPS61215204A (ja)	1985-03-19	1985-03-19	溶銑脱燐スラグから燐を分離回収する方法

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP5326785A JPS61215204A (ja)	1985-03-19	1985-03-19	溶銑脱燐スラグから燐を分離回収する方法

Publications (2)

Publication Number	Publication Date
JPS61215204A JPS61215204A (ja)	1986-09-25
JPH0522643B2 true JPH0522643B2 (zh)	1993-03-30

Family

ID=12937983

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP5326785A Granted JPS61215204A (ja)	1985-03-19	1985-03-19	溶銑脱燐スラグから燐を分離回収する方法

Country Status (1)

Country	Link
JP (1)	JPS61215204A (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO2014017499A1 (ja)	2012-07-25	2014-01-30	Jx日鉱日石金属株式会社	人工燐鉱石の製造方法

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP4913023B2 (ja) *	2007-11-28	2012-04-11	新日本製鐵株式会社	スラグの製造方法
JP5667374B2 (ja) *	2010-04-01	2015-02-12	株式会社神鋼環境ソリューション	製鋼スラグからのリン酸回収方法
CN110484686A (zh) *	2019-08-19	2019-11-22	华北理工大学	一种转炉熔渣脱磷方法以及冶炼方法

1985
- 1985-03-19 JP JP5326785A patent/JPS61215204A/ja active Granted

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO2014017499A1 (ja)	2012-07-25	2014-01-30	Jx日鉱日石金属株式会社	人工燐鉱石の製造方法

Also Published As

Publication number	Publication date
JPS61215204A (ja)	1986-09-25

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Legal Events

Date	Code	Title	Description
2004-03-30	LAPS	Cancellation because of no payment of annual fees