ATE57206T1 - Verfahren zum entschwefeln von eisenschmelzen. - Google Patents

Verfahren zum entschwefeln von eisenschmelzen.

Info

Publication number: ATE57206T1
Authority: AT; Austria
Prior art keywords: sulfur; slag; magnesium; melt; desulphurizing
Prior art date: 1985-07-24

Application number

AT86305228T

Other languages

English (en)

Inventor

David L Kleimeyer

Larry N Fletcher

Alan D Stacy

Allan M Smillie

Original Assignee

Armco Inc

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.)

1985-07-24

Filing date

1986-07-07

Publication date

1990-10-15

1986-07-07 Application filed by Armco Inc filed Critical Armco Inc

1990-10-15 Application granted granted Critical

1990-10-15 Publication of ATE57206T1 publication Critical patent/ATE57206T1/de

Links

238000000034 method Methods 0.000 title abstract 2
NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 abstract 6
229910052717 sulfur Inorganic materials 0.000 abstract 6
239000011593 sulfur Substances 0.000 abstract 6
239000002893 slag Substances 0.000 abstract 5
FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 abstract 4
229910052749 magnesium Inorganic materials 0.000 abstract 4
239000011777 magnesium Substances 0.000 abstract 4
239000000155 melt Substances 0.000 abstract 4
239000000470 constituent Substances 0.000 abstract 2
CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 abstract 1
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 1
238000006477 desulfuration reaction Methods 0.000 abstract 1
230000023556 desulfurization Effects 0.000 abstract 1
239000012530 fluid Substances 0.000 abstract 1
230000014759 maintenance of location Effects 0.000 abstract 1
229910052751 metal Inorganic materials 0.000 abstract 1
239000002184 metal Substances 0.000 abstract 1
229910052760 oxygen Inorganic materials 0.000 abstract 1
239000001301 oxygen Substances 0.000 abstract 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
- C21C1/06—Constructional features of mixers for pig-iron
- 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)
Manufacture And Refinement Of Metals (AREA)
Treatment Of Steel In Its Molten State (AREA)
Solid-Sorbent Or Filter-Aiding Compositions (AREA)

AT86305228T 1985-07-24 1986-07-07 Verfahren zum entschwefeln von eisenschmelzen. ATE57206T1 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US06/758,516 US4600434A (en)	1985-07-24	1985-07-24	Process for desulfurization of ferrous metal melts
EP86305228A EP0210013B1 (de)	1985-07-24	1986-07-07	Verfahren zum Entschwefeln von Eisenschmelzen

Publications (1)

Publication Number	Publication Date
ATE57206T1 true ATE57206T1 (de)	1990-10-15

Family

ID=25052016

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT86305228T ATE57206T1 (de)	1985-07-24	1986-07-07	Verfahren zum entschwefeln von eisenschmelzen.

Country Status (7)

Country	Link
US (1)	US4600434A (de)
EP (1)	EP0210013B1 (de)
AT (1)	ATE57206T1 (de)
AU (1)	AU5975986A (de)
BR (1)	BR8603433A (de)
DE (1)	DE3674661D1 (de)
ZA (1)	ZA865286B (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2174716B (en) *	1985-04-26	1989-11-15	Mitsui Shipbuilding Eng	Method of producing an iron-cobalt-and nickel-base alloy having low contents of sulphur, oxygen and nitrogen
EP0270075B1 (de) *	1986-12-04	1993-04-07	Fraunhofer-Gesellschaft Zur Förderung Der Angewandten Forschung E.V.	Dauerhafte und hoch-beständige, geformte Bauteile
US5021086A (en) *	1990-07-05	1991-06-04	Reactive Metals And Alloys Corporation	Iron desulfurization additive and method for introduction into hot metal
US5558696A (en) *	1993-12-15	1996-09-24	Bechtel Group, Inc.	Method of direct steel making from liquid iron
US5429658A (en) *	1992-10-06	1995-07-04	Bechtel Group, Inc.	Method of making iron from oily steel and iron ferrous waste
US5358550A (en) *	1992-10-26	1994-10-25	Rossborough Manufacturing Company	Desulfurization agent
DE19546738C2 (de) *	1995-12-14	1997-12-18	Eko Stahl Gmbh	Verfahren zur Entschwefelung von Roheisenschmelzen
US6372013B1 (en)	2000-05-12	2002-04-16	Marblehead Lime, Inc.	Carrier material and desulfurization agent for desulfurizing iron
US6989040B2 (en) *	2002-10-30	2006-01-24	Gerald Zebrowski	Reclaimed magnesium desulfurization agent
US7731778B2 (en) *	2006-03-27	2010-06-08	Magnesium Technologies Corporation	Scrap bale for steel making process
CN106952669B (zh) *	2017-03-09	2019-03-01	华北电力大学	一种熔融物堆内滞留压力容器外部冷却试验台架
CN109593916A (zh) *	2018-12-25	2019-04-09	东北大学	一种生产高钒低硅优质钒渣和低硅硫优质铁水的方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB1461428A (en) *	1974-11-20	1977-01-13	Magnesium Elektron Ltd	Addition of magnesium to molten metal
US3998625A (en) *	1975-11-12	1976-12-21	Jones & Laughlin Steel Corporation	Desulfurization method
WO1979000398A1 (en) *	1977-12-16	1979-07-12	Foseco Int	Desulphurisation of ferrous metals
JPS55110711A (en) *	1979-02-16	1980-08-26	Nippon Steel Corp	Desulfurization of molten pig iron
US4286984A (en) *	1980-04-03	1981-09-01	Luyckx Leon A	Compositions and methods of production of alloy for treatment of liquid metals
JPS59129709A (ja) *	1983-01-13	1984-07-26	Kawasaki Steel Corp	溶銑脱硫法

1985
- 1985-07-24 US US06/758,516 patent/US4600434A/en not_active Expired - Fee Related
1986
- 1986-07-04 AU AU59759/86A patent/AU5975986A/en not_active Abandoned
- 1986-07-07 AT AT86305228T patent/ATE57206T1/de not_active IP Right Cessation
- 1986-07-07 EP EP86305228A patent/EP0210013B1/de not_active Expired - Lifetime
- 1986-07-07 DE DE8686305228T patent/DE3674661D1/de not_active Expired - Fee Related
- 1986-07-16 ZA ZA865286A patent/ZA865286B/xx unknown
- 1986-07-21 BR BR8603433A patent/BR8603433A/pt unknown

Also Published As

Publication number	Publication date
ZA865286B (en)	1987-03-25
AU5975986A (en)	1987-01-29
BR8603433A (pt)	1987-03-04
DE3674661D1 (de)	1990-11-08
US4600434A (en)	1986-07-15
EP0210013A1 (de)	1987-01-28
EP0210013B1 (de)	1990-10-03

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Legal Events

Date	Code	Title	Description
1991-04-15	RER	Ceased as to paragraph 5 lit. 3 law introducing patent treaties