TW200936771A - Method and apparatus for treating high-temperature slag - Google Patents

Method and apparatus for treating high-temperature slag Download PDF

Info

Publication number: TW200936771A
Authority: TW; Taiwan
Prior art keywords: slag; cooling; temperature; water; cooled
Prior art date: 2007-11-26

Application number

TW097145501A

Other languages

English (en)

Chinese (zh)

Inventor

Tomoaki Tasaki

Susumu Mukawa

Katsumi Amada

Seiya Sakuma

Masaaki Ide

Noriaki Urakawa

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.)

2007-11-26

Filing date

2008-11-25

Publication date

2009-09-01

2007-11-26 Priority claimed from JP2007304217A external-priority patent/JP4418490B2/ja

2007-11-26 Priority claimed from JP2007304215A external-priority patent/JP4418489B2/ja

2008-11-25 Application filed by Nippon Steel Corp filed Critical Nippon Steel Corp

2009-09-01 Publication of TW200936771A publication Critical patent/TW200936771A/zh

Links

239000002893 slag Substances 0.000 title claims abstract description 290
238000000034 method Methods 0.000 title claims abstract description 57
238000001816 cooling Methods 0.000 claims abstract description 196
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 89
238000011282 treatment Methods 0.000 claims abstract description 23
239000000463 material Substances 0.000 claims abstract description 21
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 74
239000000498 cooling water Substances 0.000 claims description 48
230000007246 mechanism Effects 0.000 claims description 42
229910052742 iron Inorganic materials 0.000 claims description 37
229910000831 Steel Inorganic materials 0.000 claims description 21
239000010959 steel Substances 0.000 claims description 21
238000007664 blowing Methods 0.000 claims description 20
239000006148 magnetic separator Substances 0.000 claims description 17
238000012545 processing Methods 0.000 claims description 16
238000007670 refining Methods 0.000 claims description 16
230000008569 process Effects 0.000 claims description 12
238000011084 recovery Methods 0.000 claims description 11
238000000926 separation method Methods 0.000 claims description 4
238000004090 dissolution Methods 0.000 claims description 3
238000011068 loading method Methods 0.000 claims description 3
238000002791 soaking Methods 0.000 claims 1
230000006378 damage Effects 0.000 abstract description 6
239000002184 metal Substances 0.000 abstract description 3
229910052751 metal Inorganic materials 0.000 abstract description 3
230000002035 prolonged effect Effects 0.000 abstract 1
238000002844 melting Methods 0.000 description 15
230000008018 melting Effects 0.000 description 15
239000000428 dust Substances 0.000 description 13
238000002360 preparation method Methods 0.000 description 10
238000009628 steelmaking Methods 0.000 description 9
239000002585 base Substances 0.000 description 7
238000004880 explosion Methods 0.000 description 7
239000007789 gas Substances 0.000 description 7
239000002245 particle Substances 0.000 description 7
230000009471 action Effects 0.000 description 6
230000008859 change Effects 0.000 description 6
239000000843 powder Substances 0.000 description 6
239000004575 stone Substances 0.000 description 6
239000010419 fine particle Substances 0.000 description 5
238000006243 chemical reaction Methods 0.000 description 4
239000011362 coarse particle Substances 0.000 description 4
238000007796 conventional method Methods 0.000 description 4
238000003672 processing method Methods 0.000 description 4
230000032683 aging Effects 0.000 description 3
238000000889 atomisation Methods 0.000 description 3
238000010276 construction Methods 0.000 description 3
238000005520 cutting process Methods 0.000 description 3
238000010586 diagram Methods 0.000 description 3
230000000171 quenching effect Effects 0.000 description 3
230000008439 repair process Effects 0.000 description 3
206010033307 Overweight Diseases 0.000 description 2
239000003513 alkali Substances 0.000 description 2
238000000137 annealing Methods 0.000 description 2
239000003795 chemical substances by application Substances 0.000 description 2
230000006866 deterioration Effects 0.000 description 2
238000001704 evaporation Methods 0.000 description 2
238000002347 injection Methods 0.000 description 2
239000007924 injection Substances 0.000 description 2
238000007689 inspection Methods 0.000 description 2
239000000696 magnetic material Substances 0.000 description 2
238000010791 quenching Methods 0.000 description 2
238000007873 sieving Methods 0.000 description 2
239000000243 solution Substances 0.000 description 2
239000007921 spray Substances 0.000 description 2
238000009834 vaporization Methods 0.000 description 2
230000008016 vaporization Effects 0.000 description 2
241000251468 Actinopterygii Species 0.000 description 1
229910014526 Ca2Si Inorganic materials 0.000 description 1
101150006573 PAN1 gene Proteins 0.000 description 1
238000003723 Smelting Methods 0.000 description 1
240000006394 Sorghum bicolor Species 0.000 description 1
235000011684 Sorghum saccharatum Nutrition 0.000 description 1
238000013019 agitation Methods 0.000 description 1
230000009286 beneficial effect Effects 0.000 description 1
229910000019 calcium carbonate Inorganic materials 0.000 description 1
239000000112 cooling gas Substances 0.000 description 1
230000009089 cytolysis Effects 0.000 description 1
238000006477 desulfuration reaction Methods 0.000 description 1
230000023556 desulfurization Effects 0.000 description 1
230000003009 desulfurizing effect Effects 0.000 description 1
238000007599 discharging Methods 0.000 description 1
230000000694 effects Effects 0.000 description 1
238000005516 engineering process Methods 0.000 description 1
238000007429 general method Methods 0.000 description 1
238000000227 grinding Methods 0.000 description 1
238000010438 heat treatment Methods 0.000 description 1
238000011835 investigation Methods 0.000 description 1
238000004900 laundering Methods 0.000 description 1
238000011866 long-term treatment Methods 0.000 description 1
230000007774 longterm Effects 0.000 description 1
239000006199 nebulizer Substances 0.000 description 1
238000006386 neutralization reaction Methods 0.000 description 1
230000002093 peripheral effect Effects 0.000 description 1
238000010298 pulverizing process Methods 0.000 description 1
238000000746 purification Methods 0.000 description 1
239000002994 raw material Substances 0.000 description 1
230000009467 reduction Effects 0.000 description 1
238000012216 screening Methods 0.000 description 1
239000002689 soil Substances 0.000 description 1
239000007787 solid Substances 0.000 description 1
230000000087 stabilizing effect Effects 0.000 description 1
229910001220 stainless steel Inorganic materials 0.000 description 1
239000010935 stainless steel Substances 0.000 description 1
230000003068 static effect Effects 0.000 description 1
238000003756 stirring Methods 0.000 description 1
238000003860 storage Methods 0.000 description 1
238000006276 transfer reaction Methods 0.000 description 1
230000007704 transition Effects 0.000 description 1

Classifications

- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D15/00—Handling or treating discharged material; Supports or receiving chambers therefor
- F27D15/02—Cooling
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B5/00—Treatment of metallurgical slag ; Artificial stone from molten metallurgical slag
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B3/00—General features in the manufacture of pig-iron
- C21B3/04—Recovery of by-products, e.g. slag
- C21B3/06—Treatment of liquid slag
- C21B3/08—Cooling slag
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2300/00—Process aspects
- C21B2300/02—Particular sequence of the process steps
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2400/00—Treatment of slags originating from iron or steel processes
- C21B2400/02—Physical or chemical treatment of slags
- C21B2400/022—Methods of cooling or quenching molten slag
- C21B2400/024—Methods of cooling or quenching molten slag with the direct use of steam or liquid coolants, e.g. water
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2400/00—Treatment of slags originating from iron or steel processes
- C21B2400/05—Apparatus features
- C21B2400/052—Apparatus features including rotating parts
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2400/00—Treatment of slags originating from iron or steel processes
- C21B2400/05—Apparatus features
- C21B2400/052—Apparatus features including rotating parts
- C21B2400/056—Drums whereby slag is poured on or in between

Landscapes

Engineering & Computer Science (AREA)
Chemical & Material Sciences (AREA)
Materials Engineering (AREA)
Organic Chemistry (AREA)
Ceramic Engineering (AREA)
Structural Engineering (AREA)
General Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Manufacturing & Machinery (AREA)
Metallurgy (AREA)
Furnace Details (AREA)
Curing Cements, Concrete, And Artificial Stone (AREA)
Carbon Steel Or Casting Steel Manufacturing (AREA)

TW097145501A 2007-11-26 2008-11-25 Method and apparatus for treating high-temperature slag TW200936771A (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP2007304217A JP4418490B2 (ja)	2007-11-26	2007-11-26	製鋼スラグ中の地金回収方法
JP2007304215A JP4418489B2 (ja)	2007-11-26	2007-11-26	高温スラグの処理方法

Publications (1)

Publication Number	Publication Date
TW200936771A true TW200936771A (en)	2009-09-01

Family

ID=40678681

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
TW097145501A TW200936771A (en)	2007-11-26	2008-11-25	Method and apparatus for treating high-temperature slag

Country Status (4)

Country	Link
CN (1)	CN101874121B (pt)
BR (1)	BRPI0819855B1 (pt)
TW (1)	TW200936771A (pt)
WO (1)	WO2009069794A1 (pt)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP5413742B2 (ja) *	2010-07-16	2014-02-12	新日鐵住金株式会社	高温スラグの処理方法
US9084999B2 (en)	2010-08-26	2015-07-21	Baoshan Iron & Steel Co., Ltd.	Processing method and system for high-temperature solid steel slag
JP5505801B2 (ja) *	2010-09-10	2014-05-28	新日鐵住金株式会社	高温スラグの処理方法
JP5440957B2 (ja) *	2010-09-27	2014-03-12	新日鐵住金株式会社	高温スラグの処理装置
JP5798217B1 (ja) *	2014-06-23	2015-10-21	株式会社Ihi	水砕スラグ製造装置、および、水砕スラグ製造方法
CN104457084B (zh) *	2014-12-25	2017-01-25	山东钢铁股份有限公司	高温物料快速冷却方法
CN104556752B (zh) *	2015-01-28	2016-04-27	贵州省瓮安县瓮福黄磷有限公司	一种黄磷炉渣风淬冷却方法
JP6838955B2 (ja) *	2016-12-13	2021-03-03	川崎重工業株式会社	クーラ装置
US20230235417A1 (en) *	2020-06-25	2023-07-27	Truyoins S.R.L.	Method and apparatus for treating the material exiting from a ladle furnace
IT202100004892A1 (it) *	2021-03-02	2022-09-02	Truyoins Ltd	Metodo ed apparato perfezionato per il trattamento della scoria nera.
IT202100007661A1 (it) *	2021-03-29	2022-09-29	Cicsa S R L	Metodo per il raffreddamento ed il recupero termico da materiali ad altissima temperatura

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP3287448B2 (ja) *	1996-11-12	2002-06-04	株式会社大和三光製作所	スラグからの熱回収方法
JP3500975B2 (ja) *	1997-08-07	2004-02-23	Ｊｆｅスチール株式会社	ク溶性カリ肥料の製造方法
JP3733795B2 (ja) *	1999-08-31	2006-01-11	Ｊｆｅエンジニアリング株式会社	溶融スラグの冷却固化方法及びその装置
JP3372934B2 (ja) *	2000-06-02	2003-02-04	川崎重工業株式会社	ステンレス鋼スラグの処理設備
JP3839331B2 (ja) *	2002-02-25	2006-11-01	日本磁力選鉱株式会社	製鋼スラグの処理方法

2008
- 2008-11-25 WO PCT/JP2008/071756 patent/WO2009069794A1/ja not_active Ceased
- 2008-11-25 TW TW097145501A patent/TW200936771A/zh unknown
- 2008-11-25 BR BRPI0819855A patent/BRPI0819855B1/pt not_active IP Right Cessation
- 2008-11-25 CN CN200880117836.2A patent/CN101874121B/zh active Active

Also Published As

Publication number	Publication date
CN101874121A (zh)	2010-10-27
BRPI0819855B1 (pt)	2017-03-28
WO2009069794A1 (ja)	2009-06-04
BRPI0819855A2 (pt)	2015-06-16
CN101874121B (zh)	2014-02-12

Publication	Publication Date	Title
TW200936771A (en)	2009-09-01	Method and apparatus for treating high-temperature slag
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