ATE48652T1 - Entschwefelungsgemisch fuer metallschmelzen, ein verfahren zu seiner herstellung und seine verwendung. - Google Patents

Entschwefelungsgemisch fuer metallschmelzen, ein verfahren zu seiner herstellung und seine verwendung.

Info

Publication number: ATE48652T1
Authority: AT; Austria
Prior art keywords: mixture; production; metal melt; desulfurizing; calcium
Prior art date: 1985-10-03

Application number

AT86113501T

Other languages

English (en)

Inventor

Hermann Dr Schroedter

Albert Braun

Friedrich-Wilhelm Dr Kampmann

Original Assignee

Hoechst Ag

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.)

1985-10-03

Filing date

1986-10-01

Publication date

1989-12-15

1986-10-01 Application filed by Hoechst Ag filed Critical Hoechst Ag

1989-12-15 Application granted granted Critical

1989-12-15 Publication of ATE48652T1 publication Critical patent/ATE48652T1/de

Links

239000000203 mixture Substances 0.000 title abstract 3
239000000470 constituent Substances 0.000 abstract 2
230000003009 desulfurizing effect Effects 0.000 abstract 2
239000005997 Calcium carbide Substances 0.000 abstract 1
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 1
229910000288 alkali metal carbonate Inorganic materials 0.000 abstract 1
150000008041 alkali metal carbonates Chemical class 0.000 abstract 1
229910052784 alkaline earth metal Inorganic materials 0.000 abstract 1
-1 alkaline earth metal carbonates Chemical class 0.000 abstract 1
WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 abstract 1
229910001634 calcium fluoride Inorganic materials 0.000 abstract 1
BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 abstract 1
ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 abstract 1
239000000292 calcium oxide Substances 0.000 abstract 1
229910052799 carbon Inorganic materials 0.000 abstract 1
239000000155 melt Substances 0.000 abstract 1
229910052751 metal Inorganic materials 0.000 abstract 1
239000002184 metal Substances 0.000 abstract 1
TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 abstract 1
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 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
- C21C1/02—Dephosphorising or desulfurising
- C21C1/025—Agents used for 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)
Treatment Of Steel In Its Molten State (AREA)
Carbon Steel Or Casting Steel Manufacturing (AREA)
Manufacture And Refinement Of Metals (AREA)

AT86113501T 1985-10-03 1986-10-01 Entschwefelungsgemisch fuer metallschmelzen, ein verfahren zu seiner herstellung und seine verwendung. ATE48652T1 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE19853535280 DE3535280A1 (de)	1985-10-03	1985-10-03	Entschwefelungsgemisch fuer metallschmelzen, ein verfahren zu seiner herstellung und seine verwendung
EP86113501A EP0220522B1 (de)	1985-10-03	1986-10-01	Entschwefelungsgemisch für Metallschmelzen, ein Verfahren zu seiner Herstellung und seine Verwendung

Publications (1)

Publication Number	Publication Date
ATE48652T1 true ATE48652T1 (de)	1989-12-15

Family

ID=6282637

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT86113501T ATE48652T1 (de)	1985-10-03	1986-10-01	Entschwefelungsgemisch fuer metallschmelzen, ein verfahren zu seiner herstellung und seine verwendung.

Country Status (9)

Country	Link
US (1)	US4687512A (de)
EP (1)	EP0220522B1 (de)
JP (1)	JPH0733534B2 (de)
AT (1)	ATE48652T1 (de)
DD (1)	DD249922A5 (de)
DE (2)	DE3535280A1 (de)
ES (1)	ES2012038B3 (de)
IN (1)	IN167748B (de)
PL (1)	PL146624B1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
BR8606249A (pt) *	1985-12-17	1987-09-29	Sueddeutsche Kalkstickstoff	Composicao finamente granulada para a dessulfuracao de ferro fundido e processo para sua preparacao
US4853033A (en) *	1988-06-29	1989-08-01	Electric Power Research Institute	Method of desulfurizing molten metal in a plasma fired cupola
US4941914A (en) *	1989-05-18	1990-07-17	Elkem Metals Company	Desulfurization agent
NO179080C (no) *	1989-05-18	1996-07-31	Elkem Metals	Avsvovlingsmiddel og fremgangsmåte for fremstilling av avsvovlingsmiddel
ATE142705T1 (de) *	1991-04-02	1996-09-15	Pechiney Electrometallurgie	Entschwefelungsmittel für roheisen, aus calciumkarbid und organisches bindemittel
FR2679256B1 (fr) *	1991-07-18	1994-08-12	Pechiney Electrometallurgie	Desulfurant pour fonte liquide a base de carbure de calcium agglomere.
DE4206091C2 (de) *	1992-02-27	1994-09-22	Anton Dr More	Verfahren zur Entschwefelung von Eisenschmelzen bei minimalem Schlacke-Anfall und eine dafür geeignete Vorrichtung
AT406690B (de) *	1994-12-09	2000-07-25	Donau Chemie Ag	Mittel zur behandlung von roheisen- und gusseisenschmelzen zum zweck der entschwefelung
PL213251B1 (pl)	2009-02-02	2013-02-28	Akad Gorniczo Hutnicza	Sposób wytwarzania mieszanki zuzlotwórczej dla pozapiecowej rafinacji stali w kadzi lub w piecu kadziowym

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS6031881B2 (ja) *	1977-03-31	1985-07-25	日本カーバイド工業株式会社	溶銑脱硫用組成物
JPS55110712A (en) *	1979-02-15	1980-08-26	Kawasaki Steel Corp	Desulfurizing agent for blowing-in
GB2049736B (en) *	1979-04-19	1983-02-16	Foseco Int	Desulphurisation of metals
DE2920353A1 (de) *	1979-05-19	1980-11-27	Hoechst Ag	Verfahren zur herstellung von entschweflungsmitteln fuer roheisen- oder stahlschmelzen
JPS5770219A (en) *	1980-10-21	1982-04-30	Nisshin Steel Co Ltd	Method for dephosphorizing, desulfurizing and denitrifying iron alloy
DE3111509A1 (de) *	1981-03-24	1982-10-07	Hoechst Ag, 6000 Frankfurt	Verfahren zur herstellung von entschwefelungsmitteln fuer roheisen- oder stahlschmelzen
EP0070912B1 (de) *	1981-07-27	1985-01-30	Thyssen Aktiengesellschaft vorm. August Thyssen-Hütte	Verfahren zur Verminderung des Eisengehaltes von bei der Entschwefelung von Roheisen entstehenden CaO-reichen Schlacken
US4541867A (en) *	1984-03-20	1985-09-17	Amax Inc.	Varnish-bonded carbon-coated magnesium and aluminum granules

1985
- 1985-10-03 DE DE19853535280 patent/DE3535280A1/de not_active Withdrawn
1986
- 1986-09-08 IN IN721/MAS/86A patent/IN167748B/en unknown
- 1986-09-19 US US06/909,766 patent/US4687512A/en not_active Expired - Lifetime
- 1986-10-01 DD DD86294888A patent/DD249922A5/de not_active IP Right Cessation
- 1986-10-01 AT AT86113501T patent/ATE48652T1/de not_active IP Right Cessation
- 1986-10-01 EP EP86113501A patent/EP0220522B1/de not_active Expired
- 1986-10-01 ES ES86113501T patent/ES2012038B3/es not_active Expired - Lifetime
- 1986-10-01 DE DE8686113501T patent/DE3667493D1/de not_active Expired - Fee Related
- 1986-10-02 JP JP61233405A patent/JPH0733534B2/ja not_active Expired - Lifetime
- 1986-10-02 PL PL1986261682A patent/PL146624B1/pl unknown

Also Published As

Publication number	Publication date
DE3667493D1 (de)	1990-01-18
IN167748B (de)	1990-12-15
JPS6286108A (ja)	1987-04-20
PL146624B1 (en)	1989-02-28
DE3535280A1 (de)	1987-04-09
JPH0733534B2 (ja)	1995-04-12
EP0220522B1 (de)	1989-12-13
EP0220522A1 (de)	1987-05-06
US4687512A (en)	1987-08-18
DD249922A5 (de)	1987-09-23
ES2012038B3 (es)	1990-03-01
PL261682A1 (en)	1987-09-07

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Legal Events

Date	Code	Title	Description
2002-07-15	REN	Ceased due to non-payment of the annual fee