FR2491496A1 - Procede pour la valorisation d'une scorie metallurgique - Google Patents

Procede pour la valorisation d'une scorie metallurgique Download PDF

Info

Publication number: FR2491496A1
Authority: FR; France
Prior art keywords: slag; mixture; sio2; molten; powder
Prior art date: 1980-10-03
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

FR8119200A

Other languages

English (en)

French (fr)

Other versions

FR2491496B3 (2

Inventor

Jacques Piret

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.)

Centre de Recherches Metallurgiques CRM ASBL

Original Assignee

Centre de Recherches Metallurgiques CRM ASBL

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.)

1980-10-03

Filing date

1981-10-02

Publication date

1982-04-09

1981-10-02 Application filed by Centre de Recherches Metallurgiques CRM ASBL filed Critical Centre de Recherches Metallurgiques CRM ASBL

1982-04-09 Publication of FR2491496A1 publication Critical patent/FR2491496A1/fr

1983-07-18 Application granted granted Critical

1983-07-18 Publication of FR2491496B3 publication Critical patent/FR2491496B3/fr

Status Granted legal-status Critical Current

Links

VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title claims abstract description 52
239000002893 slag Substances 0.000 title claims abstract description 31
239000000377 silicon dioxide Substances 0.000 title claims abstract description 25
239000000843 powder Substances 0.000 title claims abstract description 16
239000010881 fly ash Substances 0.000 title claims abstract description 11
238000005266 casting Methods 0.000 title abstract 2
238000009628 steelmaking Methods 0.000 title 1
235000012239 silicon dioxide Nutrition 0.000 claims abstract description 18
229910052681 coesite Inorganic materials 0.000 claims abstract description 16
229910052906 cristobalite Inorganic materials 0.000 claims abstract description 16
229910052682 stishovite Inorganic materials 0.000 claims abstract description 16
229910052905 tridymite Inorganic materials 0.000 claims abstract description 16
PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims abstract description 13
229910052593 corundum Inorganic materials 0.000 claims abstract description 8
229910001845 yogo sapphire Inorganic materials 0.000 claims abstract description 8
230000004907 flux Effects 0.000 claims abstract description 6
239000003245 coal Substances 0.000 claims abstract description 5
229910052751 metal Inorganic materials 0.000 claims abstract description 5
239000002184 metal Substances 0.000 claims abstract description 5
FUJCRWPEOMXPAD-UHFFFAOYSA-N Li2O Inorganic materials [Li+].[Li+].[O-2] FUJCRWPEOMXPAD-UHFFFAOYSA-N 0.000 claims abstract description 4
239000000470 constituent Substances 0.000 claims abstract description 4
238000007670 refining Methods 0.000 claims abstract description 4
239000004576 sand Substances 0.000 claims abstract description 4
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 4
238000010908 decantation Methods 0.000 claims abstract description 3
XUCJHNOBJLKZNU-UHFFFAOYSA-M dilithium;hydroxide Chemical compound [Li+].[Li+].[OH-] XUCJHNOBJLKZNU-UHFFFAOYSA-M 0.000 claims abstract description 3
238000010891 electric arc Methods 0.000 claims abstract description 3
239000000203 mixture Substances 0.000 claims description 30
239000007788 liquid Substances 0.000 claims description 12
238000000034 method Methods 0.000 claims description 9
VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 6
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 6
239000000047 product Substances 0.000 claims description 6
229910001018 Cast iron Inorganic materials 0.000 claims description 4
238000010438 heat treatment Methods 0.000 claims description 4
229910000019 calcium carbonate Inorganic materials 0.000 claims description 3
235000010216 calcium carbonate Nutrition 0.000 claims description 3
229910052799 carbon Inorganic materials 0.000 claims description 3
239000010439 graphite Substances 0.000 claims description 3
229910002804 graphite Inorganic materials 0.000 claims description 3
241000157265 Plioreocepta poeciloptera Species 0.000 claims description 2
239000006227 byproduct Substances 0.000 claims description 2
150000001875 compounds Chemical class 0.000 claims description 2
238000001816 cooling Methods 0.000 claims description 2
238000000197 pyrolysis Methods 0.000 claims description 2
238000011084 recovery Methods 0.000 claims description 2
239000002699 waste material Substances 0.000 claims description 2
XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims 1
239000004202 carbamide Substances 0.000 claims 1
239000003610 charcoal Substances 0.000 claims 1
239000010436 fluorite Substances 0.000 claims 1
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 7
238000009749 continuous casting Methods 0.000 abstract description 5
229910052742 iron Inorganic materials 0.000 abstract description 4
WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 abstract description 2
229910001634 calcium fluoride Inorganic materials 0.000 abstract description 2
239000003638 chemical reducing agent Substances 0.000 abstract description 2
241000923606 Schistes Species 0.000 abstract 1
239000003513 alkali Substances 0.000 abstract 1
239000008187 granular material Substances 0.000 abstract 1
230000003179 granulation Effects 0.000 abstract 1
238000005469 granulation Methods 0.000 abstract 1
150000002739 metals Chemical class 0.000 abstract 1
238000007792 addition Methods 0.000 description 5
238000010586 diagram Methods 0.000 description 5
230000000694 effects Effects 0.000 description 2
238000004519 manufacturing process Methods 0.000 description 2
239000000463 material Substances 0.000 description 2
235000008733 Citrus aurantifolia Nutrition 0.000 description 1
MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
229910000616 Ferromanganese Inorganic materials 0.000 description 1
235000002918 Fraxinus excelsior Nutrition 0.000 description 1
229910011763 Li2 O Inorganic materials 0.000 description 1
OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
229910000805 Pig iron Inorganic materials 0.000 description 1
229910000831 Steel Inorganic materials 0.000 description 1
235000011941 Tilia x europaea Nutrition 0.000 description 1
239000002956 ash Substances 0.000 description 1
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
239000011230 binding agent Substances 0.000 description 1
230000015572 biosynthetic process Effects 0.000 description 1
239000000969 carrier Substances 0.000 description 1
238000010276 construction Methods 0.000 description 1
230000004927 fusion Effects 0.000 description 1
238000000227 grinding Methods 0.000 description 1
229910052595 hematite Inorganic materials 0.000 description 1
239000011019 hematite Substances 0.000 description 1
BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 1
239000012535 impurity Substances 0.000 description 1
LIKBJVNGSGBSGK-UHFFFAOYSA-N iron(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Fe+3].[Fe+3] LIKBJVNGSGBSGK-UHFFFAOYSA-N 0.000 description 1
239000004571 lime Substances 0.000 description 1
229910052760 oxygen Inorganic materials 0.000 description 1
239000001301 oxygen Substances 0.000 description 1
229910052698 phosphorus Inorganic materials 0.000 description 1
239000011574 phosphorus Substances 0.000 description 1
238000010791 quenching Methods 0.000 description 1
230000000171 quenching effect Effects 0.000 description 1
239000007787 solid Substances 0.000 description 1
238000007711 solidification Methods 0.000 description 1
230000008023 solidification Effects 0.000 description 1
239000010959 steel Substances 0.000 description 1
230000008961 swelling Effects 0.000 description 1
230000001131 transforming effect 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
- 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
- C21C5/36—Processes yielding slags of special composition

Landscapes

Engineering & Computer Science (AREA)
Chemical & Material Sciences (AREA)
Manufacturing & Machinery (AREA)
Materials Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Treatment Of Steel In Its Molten State (AREA)

FR8119200A 1980-10-03 1981-10-02 Procede pour la valorisation d'une scorie metallurgique Granted FR2491496A1 (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
BE885542		1980-10-03

Publications (2)

Publication Number	Publication Date
FR2491496A1 true FR2491496A1 (fr)	1982-04-09
FR2491496B3 FR2491496B3 (2)	1983-07-18

Family

ID=3861882

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR8119200A Granted FR2491496A1 (fr)	1980-10-03	1981-10-02	Procede pour la valorisation d'une scorie metallurgique

Country Status (3)

Country	Link
BE (1)	BE885542A (2)
FR (1)	FR2491496A1 (2)
LU (1)	LU83669A1 (2)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0605378A1 (fr) *	1992-12-22	1994-07-06	CENTRE DE RECHERCHES METALLURGIQUES CENTRUM VOOR RESEARCH IN DE METALLURGIE Association sans but lucratif	Procédé de valorisation de la scorie de four électrique d'aciére
WO1997005289A1 (en) *	1995-07-31	1997-02-13	Ipcor N.V.	Slag treatment
CN111960804A (zh) *	2020-08-24	2020-11-20	北京光明橡塑制品厂	利用熔融钢渣制造高强度烧结建筑材料的方法

1980
- 1980-10-03 BE BE6/47282A patent/BE885542A/fr not_active IP Right Cessation
1981
- 1981-10-02 LU LU83669A patent/LU83669A1/fr unknown
- 1981-10-02 FR FR8119200A patent/FR2491496A1/fr active Granted

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0605378A1 (fr) *	1992-12-22	1994-07-06	CENTRE DE RECHERCHES METALLURGIQUES CENTRUM VOOR RESEARCH IN DE METALLURGIE Association sans but lucratif	Procédé de valorisation de la scorie de four électrique d'aciére
WO1997005289A1 (en) *	1995-07-31	1997-02-13	Ipcor N.V.	Slag treatment
US6277171B1 (en)	1995-07-31	2001-08-21	Ipcor N.V.	Method of reducing the iron content of steel slag
CN111960804A (zh) *	2020-08-24	2020-11-20	北京光明橡塑制品厂	利用熔融钢渣制造高强度烧结建筑材料的方法

Also Published As

Publication number	Publication date
LU83669A1 (fr)	1982-02-18
FR2491496B3 (2)	1983-07-18
BE885542A (fr)	1981-02-02

Legal Events

Date	Code	Title	Description
1986-08-22	ST	Notification of lapse

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RU2094478C1 (ru)	1997-10-27	Композиционная шихта для металлургического передела
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AU2006287095A1 (en)	2007-03-08	Method for separating impurities out of feed stock in copper melts
EP0605378A1 (fr)	1994-07-06	Procédé de valorisation de la scorie de four électrique d'aciére
US4790872A (en)	1988-12-13	Additive for promoting slag formation in steel refining ladle
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US2070186A (en)	1937-02-09	Metal alloys and processes of making the same
FR2609019A1 (fr)	1988-07-01	Utilisation de la magnesite et procede pour la mise en oeuvre d'une telle utilisation
US3666445A (en)	1972-05-30	Auxiliary composition for steel-making furnaces
US6059854A (en)	2000-05-09	Process for processing waste incineration residues
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RU2805114C1 (ru)	2023-10-11	Способ выплавки стали в электродуговой печи
EP0153260B1 (fr)	1987-05-20	Procédé de production de ferro-manganèse affiné par réactions metallo-thermiques en poche