NL8201013A - Werkwijze ter verhindering van overschuimen bij het frissen van ruw ijzer, alsmede ter verlaging van het fosforgehalte, middel en inrichting ter uitvoering van de werkwijze. - Google Patents

Werkwijze ter verhindering van overschuimen bij het frissen van ruw ijzer, alsmede ter verlaging van het fosforgehalte, middel en inrichting ter uitvoering van de werkwijze. Download PDF

Info

Publication number: NL8201013A
Authority: NL; Netherlands
Prior art keywords: oxygen; calcium carbide; carbon; slag; amount
Prior art date: 1981-03-18

Application number

NL8201013A

Other languages

English (en)

Dutch (nl)

Original Assignee

Sueddeutsche Kalkstickstoff

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.)

1981-03-18

Filing date

1982-03-11

Publication date

1982-10-18

1982-03-11 Application filed by Sueddeutsche Kalkstickstoff filed Critical Sueddeutsche Kalkstickstoff

1982-10-18 Publication of NL8201013A publication Critical patent/NL8201013A/nl

Links

238000000034 method Methods 0.000 title claims description 63
OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 title claims description 29
229910052698 phosphorus Inorganic materials 0.000 title claims description 29
239000011574 phosphorus Substances 0.000 title claims description 28
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims description 14
239000003795 chemical substances by application Substances 0.000 title claims description 11
229910052742 iron Inorganic materials 0.000 title claims description 7
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 73
229910052760 oxygen Inorganic materials 0.000 claims description 73
239000001301 oxygen Substances 0.000 claims description 73
239000005997 Calcium carbide Substances 0.000 claims description 70
CLZWAWBPWVRRGI-UHFFFAOYSA-N tert-butyl 2-[2-[2-[2-[bis[2-[(2-methylpropan-2-yl)oxy]-2-oxoethyl]amino]-5-bromophenoxy]ethoxy]-4-methyl-n-[2-[(2-methylpropan-2-yl)oxy]-2-oxoethyl]anilino]acetate Chemical compound CC1=CC=C(N(CC(=O)OC(C)(C)C)CC(=O)OC(C)(C)C)C(OCCOC=2C(=CC=C(Br)C=2)N(CC(=O)OC(C)(C)C)CC(=O)OC(C)(C)C)=C1 CLZWAWBPWVRRGI-UHFFFAOYSA-N 0.000 claims description 70
239000002893 slag Substances 0.000 claims description 60
229910052799 carbon Inorganic materials 0.000 claims description 44
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 41
238000007664 blowing Methods 0.000 claims description 22
238000005187 foaming Methods 0.000 claims description 22
238000005259 measurement Methods 0.000 claims description 21
229910052751 metal Inorganic materials 0.000 claims description 19
239000002184 metal Substances 0.000 claims description 19
238000006243 chemical reaction Methods 0.000 claims description 18
238000005261 decarburization Methods 0.000 claims description 16
239000000203 mixture Substances 0.000 claims description 14
239000000155 melt Substances 0.000 claims description 11
230000007423 decrease Effects 0.000 claims description 10
CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 8
239000000292 calcium oxide Substances 0.000 claims description 7
ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 7
239000007789 gas Substances 0.000 claims description 7
VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 6
229910000831 Steel Inorganic materials 0.000 claims description 6
239000010959 steel Substances 0.000 claims description 6
UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 5
BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 claims description 5
229910002091 carbon monoxide Inorganic materials 0.000 claims description 5
229910002092 carbon dioxide Inorganic materials 0.000 claims description 4
OYPRJOBELJOOCE-IGMARMGPSA-N Calcium-40 Chemical compound [40Ca] OYPRJOBELJOOCE-IGMARMGPSA-N 0.000 claims description 3
229910000019 calcium carbonate Inorganic materials 0.000 claims description 3
239000001569 carbon dioxide Substances 0.000 claims description 3
239000000126 substance Substances 0.000 claims description 3
229920002545 silicone oil Polymers 0.000 claims description 2
229910014813 CaC2 Inorganic materials 0.000 claims 1
UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 16
235000008733 Citrus aurantifolia Nutrition 0.000 description 7
235000011941 Tilia x europaea Nutrition 0.000 description 7
239000004571 lime Substances 0.000 description 7
239000006260 foam Substances 0.000 description 6
229910000805 Pig iron Inorganic materials 0.000 description 5
238000001816 cooling Methods 0.000 description 5
229920006395 saturated elastomer Polymers 0.000 description 5
241000237858 Gastropoda Species 0.000 description 4
NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 3
230000015572 biosynthetic process Effects 0.000 description 3
230000003247 decreasing effect Effects 0.000 description 3
230000000694 effects Effects 0.000 description 3
238000002156 mixing Methods 0.000 description 3
229910052717 sulfur Inorganic materials 0.000 description 3
239000011593 sulfur Substances 0.000 description 3
VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
229910045601 alloy Inorganic materials 0.000 description 2
239000000956 alloy Substances 0.000 description 2
150000001875 compounds Chemical class 0.000 description 2
239000010436 fluorite Substances 0.000 description 2
238000002844 melting Methods 0.000 description 2
230000008018 melting Effects 0.000 description 2
239000002245 particle Substances 0.000 description 2
229910052710 silicon Inorganic materials 0.000 description 2
239000010703 silicon Substances 0.000 description 2
239000007787 solid Substances 0.000 description 2
OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 1
PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
239000002253 acid Substances 0.000 description 1
239000000654 additive Substances 0.000 description 1
229910002065 alloy metal Inorganic materials 0.000 description 1
244000052616 bacterial pathogen Species 0.000 description 1
229910001570 bauxite Inorganic materials 0.000 description 1
238000000071 blow moulding Methods 0.000 description 1
239000011575 calcium Substances 0.000 description 1
229910052791 calcium Inorganic materials 0.000 description 1
239000012159 carrier gas Substances 0.000 description 1
238000002485 combustion reaction Methods 0.000 description 1
238000005260 corrosion Methods 0.000 description 1
230000007797 corrosion Effects 0.000 description 1
238000005262 decarbonization Methods 0.000 description 1
238000006477 desulfuration reaction Methods 0.000 description 1
230000023556 desulfurization Effects 0.000 description 1
238000011161 development Methods 0.000 description 1
238000002474 experimental method Methods 0.000 description 1
239000000446 fuel Substances 0.000 description 1
229910000040 hydrogen fluoride Inorganic materials 0.000 description 1
239000007788 liquid Substances 0.000 description 1
229910052748 manganese Inorganic materials 0.000 description 1
239000011572 manganese Substances 0.000 description 1
238000010309 melting process Methods 0.000 description 1
238000012544 monitoring process Methods 0.000 description 1
230000003647 oxidation Effects 0.000 description 1
238000007254 oxidation reaction Methods 0.000 description 1
238000002360 preparation method Methods 0.000 description 1
230000035484 reaction time Effects 0.000 description 1
239000000377 silicon dioxide Substances 0.000 description 1
238000005507 spraying Methods 0.000 description 1
239000007858 starting material Substances 0.000 description 1
239000000725 suspension Substances 0.000 description 1
230000008961 swelling 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
- C21C5/30—Regulating or controlling the blowing
- 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
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/04—Removing impurities by adding a treating agent
- C21C7/064—Dephosphorising; Desulfurising
- 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
- C21C2005/366—Foam slags

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Materials Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Manufacturing & Machinery (AREA)
Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
Carbon Steel Or Casting Steel Manufacturing (AREA)
Treatment Of Steel In Its Molten State (AREA)
Curing Cements, Concrete, And Artificial Stone (AREA)

NL8201013A 1981-03-18 1982-03-11 Werkwijze ter verhindering van overschuimen bij het frissen van ruw ijzer, alsmede ter verlaging van het fosforgehalte, middel en inrichting ter uitvoering van de werkwijze. NL8201013A (nl)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE3110569		1981-03-18
DE3110569A DE3110569A1 (de)	1981-03-18	1981-03-18	Verfahren zur verhinderung des ueberschaeumens beim frischen von roheisen sowie zur erniedrigung des phosphorgehaltes, mittel und vorrichtung zur durchfuehrung des verfahrens

Publications (1)

Publication Number	Publication Date
NL8201013A true NL8201013A (nl)	1982-10-18

Family

ID=6127642

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL8201013A NL8201013A (nl)	1981-03-18	1982-03-11	Werkwijze ter verhindering van overschuimen bij het frissen van ruw ijzer, alsmede ter verlaging van het fosforgehalte, middel en inrichting ter uitvoering van de werkwijze.

Country Status (14)

Country	Link
US (1)	US4473397A (de)
JP (1)	JPS57164909A (de)
AT (1)	AT376699B (de)
BE (1)	BE892543A (de)
BR (1)	BR8201478A (de)
DE (1)	DE3110569A1 (de)
ES (1)	ES510605A0 (de)
FR (1)	FR2502176A1 (de)
GB (1)	GB2099021B (de)
IT (1)	IT1190690B (de)
LU (1)	LU83916A1 (de)
NL (1)	NL8201013A (de)
SE (1)	SE8201647L (de)
ZA (1)	ZA821070B (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS62180713A (ja) *	1986-02-01	1987-08-08	Riken Kogyo Kk	スラグ泡立防止方法
US5279639A (en) *	1990-04-06	1994-01-18	Tam Ceramics, Inc.	Compositions for synthesizing ladle slags
US5584909A (en) *	1995-01-19	1996-12-17	Ltv Steel Company, Inc.	Controlled foamy slag process
US5885323A (en) *	1997-04-25	1999-03-23	Ltv Steel Company, Inc.	Foamy slag process using multi-circuit lance
US6793708B1 (en)	2001-10-16	2004-09-21	Jeremy A. T. Jones	Slag composition
RU2224028C1 (ru) *	2002-09-26	2004-02-20	Московский государственный институт стали и сплавов (технологический университет)	Способ рафинирования сплавов железа с более легко окисляющимися элементами
JP5139625B2 (ja) *	2004-08-09	2013-02-06	積水化学工業株式会社	ケーブル配線システム及びケーブル配線施工方法
EP2539092A4 (de)	2010-02-26	2017-07-19	Tenova Goodfellow Inc.	System zur überschwappungsvorhersage bei einem ofen und lanzenoptimierung
US8097063B2 (en) *	2010-02-26	2012-01-17	Tenova Goodfellow Inc.	System for furnace slopping prediction and lance optimization
US11391515B2 (en)	2016-12-02	2022-07-19	Tenova S.P.A.	Convertible metallurgical furnace and modular metallurgical plant comprising said furnace for conducting production processes for the production of metals in the molten state, in particular steel or cast iron
CN109207672B (zh)	2018-12-03	2020-02-04	南阳汉冶特钢有限公司	一种超低磷钢生产过程中的排渣方法以及超低磷钢的生产方法
JP7572621B2 (ja) *	2021-01-15	2024-10-24	日本製鉄株式会社	フォーミング鎮静材およびそれを用いたフォーミングの鎮静方法
JP7572622B2 (ja) *	2021-01-15	2024-10-24	日本製鉄株式会社	フォーミング鎮静材およびそれを用いたフォーミングの鎮静方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
BE600203A (de) *	1961-02-14
GB976158A (en) *	1961-09-13	1964-11-25	Centre Nat Rech Metall	The control of steel manufacturing processes
DE1290557B (de) *	1964-03-23	1969-03-13	Krupp Gmbh	Verfahren zur UEberwachung und Steuerung des Reaktionsablaufes bei Sauerstoffaufblaseverfahren
DE2326706A1 (de) *	1973-05-25	1974-12-19	Krupp Gmbh	Verfahren zur ueberwachung und regelung des schaeumens der schlacke von stahlfrischprozessen in metallurgischen gefaessen
US3985550A (en) *	1975-01-23	1976-10-12	United States Steel Corporation	Method of producing low sulfur steel
DE2507961C3 (de) *	1975-02-25	1978-07-20	Eisenwerk-Gesellschaft Maximilianshuette Mbh, 8458 Sulzbach-Rosenberg	Verfahren zum Herstellen von Stahl aus Roheisen
JPS52110213A (en) *	1976-03-15	1977-09-16	Nippon Steel Corp	Killing agent of converter during blowing
DE2741588C2 (de) *	1977-09-15	1985-02-07	Skw Trostberg Ag, 8223 Trostberg	Mittel zum Entschwefeln von Eisenschmelzen
DE2758477C2 (de) *	1977-12-28	1982-07-29	Skw Trostberg Ag, 8223 Trostberg	Verfahren zum Frischen von Roheisen unter Steigerung des Schrottanteils in einem Stahlkonverter
FR2432550A1 (fr) *	1978-08-04	1980-02-29	Sueddeutsche Kalkstickstoff	Procede pour la fabrication d'un melange de desulfuration pulverulent facilement fluidifiable
US4210442A (en) *	1979-02-07	1980-07-01	Union Carbide Corporation	Argon in the basic oxygen process to control slopping
US4242126A (en) *	1979-07-11	1980-12-30	Skw Trostberg Aktiengesellschaft	Process for the treatment of iron melts and for increasing the scrap portion in the converter
US4260417A (en) *	1979-11-05	1981-04-07	Ford Motor Company	Batch desulfurization in a coreless induction furnace
ES497686A0 (es) *	1979-12-29	1981-11-01	Hoechst Ag	Procedimiento para la preparacion de un agente para la de- sulfuracion de masas fundidas metalicas

1981
- 1981-03-18 DE DE3110569A patent/DE3110569A1/de not_active Ceased
1982
- 1982-02-02 LU LU83916A patent/LU83916A1/de unknown
- 1982-02-12 AT AT0054082A patent/AT376699B/de not_active IP Right Cessation
- 1982-02-18 ZA ZA821070A patent/ZA821070B/xx unknown
- 1982-02-19 IT IT19763/82A patent/IT1190690B/it active
- 1982-03-11 NL NL8201013A patent/NL8201013A/nl not_active Application Discontinuation
- 1982-03-16 SE SE8201647A patent/SE8201647L/ not_active Application Discontinuation
- 1982-03-17 US US06/358,972 patent/US4473397A/en not_active Expired - Fee Related
- 1982-03-17 BR BR8201478A patent/BR8201478A/pt unknown
- 1982-03-18 FR FR8204626A patent/FR2502176A1/fr not_active Withdrawn
- 1982-03-18 GB GB8207936A patent/GB2099021B/en not_active Expired
- 1982-03-18 ES ES510605A patent/ES510605A0/es active Granted
- 1982-03-18 BE BE0/207601A patent/BE892543A/fr not_active IP Right Cessation
- 1982-03-18 JP JP57041774A patent/JPS57164909A/ja active Pending

Also Published As

Publication number	Publication date
LU83916A1 (de)	1982-07-07
ES8305834A1 (es)	1983-04-16
ZA821070B (en)	1983-01-26
IT8219763A0 (it)	1982-02-19
IT1190690B (it)	1988-02-24
US4473397A (en)	1984-09-25
JPS57164909A (en)	1982-10-09
AT376699B (de)	1984-12-27
SE8201647L (sv)	1982-11-04
DE3110569A1 (de)	1982-12-30
BE892543A (fr)	1982-07-16
FR2502176A1 (fr)	1982-09-24
GB2099021A (en)	1982-12-01
ES510605A0 (es)	1983-04-16
BR8201478A (pt)	1983-02-01
ATA54082A (de)	1984-05-15
GB2099021B (en)	1985-04-11

Legal Events

Date	Code	Title
1984-02-01	BA	A request for search or an international-type search has been filed
1984-03-01	BB	A search report has been drawn up
1985-01-01	A85	Still pending on 85-01-01
1985-11-01	BV	The patent application has lapsed

Publication	Publication Date	Title
NL8201013A (nl)	1982-10-18	Werkwijze ter verhindering van overschuimen bij het frissen van ruw ijzer, alsmede ter verlaging van het fosforgehalte, middel en inrichting ter uitvoering van de werkwijze.
WO2019172195A1 (ja)	2019-09-12	溶銑の脱りん方法
US4373949A (en)	1983-02-15	Method for increasing vessel lining life for basic oxygen furnaces
US4615730A (en)	1986-10-07	Method for refining molten metal bath to control nitrogen
US4001009A (en)	1977-01-04	Process for the manufacture of steels with a high chromium content
JP3440630B2 (ja)	2003-08-25	溶銑脱燐方法
CA1157660A (en)	1983-11-29	Method for producing steel having a low hydrogen content in an oxygen blow-through converter
US4242126A (en)	1980-12-30	Process for the treatment of iron melts and for increasing the scrap portion in the converter
US4891064A (en)	1990-01-02	Method of melting cold material including iron
JP7235070B2 (ja)	2023-03-08	溶鋼の二次精錬方法および鋼の製造方法
EP0015396B1 (de)	1985-05-15	Verfahren zur Erhöhung der Haltbarkeit der feuerfesten Auskleidung basischer Konverter
JPS6333512A (ja)	1988-02-13	溶銑の予備処理方法
JPS6123243B2 (de)	1986-06-05
JPS625964B2 (de)	1987-02-07
RU1319561C (ru)	1995-11-27	Способ продувки низкомарганцовистого чугуна в конвертере
US3860418A (en)	1975-01-14	Method of refining iron melts containing chromium
JP3736229B2 (ja)	2006-01-18	溶銑の処理方法
KR850001607B1 (ko)	1985-10-24	염기성 산소정련로에서 내화라이닝의 수명연장법
JP2004115910A (ja)	2004-04-15	溶銑の精錬方法
SU1301849A1 (ru)	1987-04-07	Способ производства низкоуглеродистой стали
SU908841A1 (ru)	1982-02-28	Способ производства стали
JPS6138248B2 (de)	1986-08-28
WO2026014529A1 (ja)	2026-01-15	溶鉄の脱りん方法
WO2026014527A1 (ja)	2026-01-15	溶鉄の脱りん方法
CA1288954C (en)	1991-09-17	Process for producing high-quality steel