ATE121140T1 - Entschwefelungsmittel für geschmolzenes metall. - Google Patents

Entschwefelungsmittel für geschmolzenes metall.

Info

Publication number: ATE121140T1
Authority: AT; Austria
Prior art keywords: micron; less; media; desulphurising; silicic acid
Prior art date: 1989-12-04

Application number

AT90312432T

Other languages

German (de)

English (en)

Inventor

Edmund Fuchs

Helmuth Jaunich

Wolfram Florin

Erich Hoffken

Original Assignee

Foseco Int

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.)

1989-12-04

Filing date

1990-11-14

Publication date

1995-04-15

1990-11-14 Application filed by Foseco Int filed Critical Foseco Int

1995-04-15 Application granted granted Critical

1995-04-15 Publication of ATE121140T1 publication Critical patent/ATE121140T1/de

Links

229910052751 metal Inorganic materials 0.000 title abstract 2
239000002184 metal Substances 0.000 title abstract 2
CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 abstract 4
238000000576 coating method Methods 0.000 abstract 3
RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 abstract 3
235000012239 silicon dioxide Nutrition 0.000 abstract 3
BTBUEUYNUDRHOZ-UHFFFAOYSA-N Borate Chemical compound [O-]B([O-])[O-] BTBUEUYNUDRHOZ-UHFFFAOYSA-N 0.000 abstract 2
229910000029 sodium carbonate Inorganic materials 0.000 abstract 2
235000017550 sodium carbonate Nutrition 0.000 abstract 2
235000008733 Citrus aurantifolia Nutrition 0.000 abstract 1
229910000805 Pig iron Inorganic materials 0.000 abstract 1
235000011941 Tilia x europaea Nutrition 0.000 abstract 1
150000004645 aluminates Chemical class 0.000 abstract 1
239000011449 brick Substances 0.000 abstract 1
239000011248 coating agent Substances 0.000 abstract 1
229910021540 colemanite Inorganic materials 0.000 abstract 1
229910001610 cryolite Inorganic materials 0.000 abstract 1
KDJOAYSYCXTQGG-UHFFFAOYSA-N disilicic acid Chemical compound O[Si](O)(O)O[Si](O)(O)O KDJOAYSYCXTQGG-UHFFFAOYSA-N 0.000 abstract 1
239000010436 fluorite Substances 0.000 abstract 1
230000004907 flux Effects 0.000 abstract 1
239000004571 lime Substances 0.000 abstract 1
150000002739 metals Chemical class 0.000 abstract 1
229910052759 nickel Inorganic materials 0.000 abstract 1
239000002245 particle Substances 0.000 abstract 1

Classifications

- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
- C22B9/10—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals with refining or fluxing agents; Use of materials therefor, e.g. slagging or scorifying agents
- C22B9/103—Methods of introduction of solid or liquid refining or fluxing agents
- 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)
Manufacturing & Machinery (AREA)
Mechanical Engineering (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)
Manufacture And Refinement Of Metals (AREA)

AT90312432T 1989-12-04 1990-11-14 Entschwefelungsmittel für geschmolzenes metall. ATE121140T1 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE3940024		1989-12-04
DE4002284A DE4002284A1 (de)	1989-12-04	1990-01-26	Mittel zum entschwefeln von eisenschmelzen

Publications (1)

Publication Number	Publication Date
ATE121140T1 true ATE121140T1 (de)	1995-04-15

Family

ID=25887639

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT90312432T ATE121140T1 (de)	1989-12-04	1990-11-14	Entschwefelungsmittel für geschmolzenes metall.

Country Status (5)

Country	Link
EP (1)	EP0431772B1 (es)
AT (1)	ATE121140T1 (es)
DE (2)	DE4002284A1 (es)
ES (1)	ES2071043T3 (es)
FI (1)	FI93971C (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6352570B1 (en) *	2000-04-10	2002-03-05	Rossborough Manufacturing Co., Lp	Magnesium desulfurization agent
US20040126583A1 (en) *	2002-11-19	2004-07-01	Takashi Nakamura	Foaming agent for manufacturing a foamed or porous metal

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB964299A (en) *	1962-05-29	1964-07-22	Foseco Int	Treatment of molten iron
DE2157395A1 (de) *	1971-11-19	1973-05-24	Metallgesellschaft Ag	Mittel zum behandeln von eisenlegierungsschmelzen
FR2456779A1 (fr) *	1979-05-15	1980-12-12	Sofrem	Produit pour la desulfuration des fontes et aciers
DE3831831C1 (es) *	1988-09-20	1989-11-02	Skw Trostberg Ag, 8223 Trostberg, De

1990
- 1990-01-26 DE DE4002284A patent/DE4002284A1/de not_active Withdrawn
- 1990-11-14 EP EP90312432A patent/EP0431772B1/en not_active Expired - Lifetime
- 1990-11-14 AT AT90312432T patent/ATE121140T1/de not_active IP Right Cessation
- 1990-11-14 DE DE69018584T patent/DE69018584T2/de not_active Expired - Fee Related
- 1990-11-14 ES ES90312432T patent/ES2071043T3/es not_active Expired - Lifetime
- 1990-12-04 FI FI905990A patent/FI93971C/fi not_active IP Right Cessation

Also Published As

Publication number	Publication date
FI93971B (fi)	1995-03-15
FI905990A0 (fi)	1990-12-04
ES2071043T3 (es)	1995-06-16
DE69018584D1 (de)	1995-05-18
DE69018584T2 (de)	1995-08-10
FI905990L (fi)	1991-06-05
DE4002284A1 (de)	1991-06-06
EP0431772A1 (en)	1991-06-12
FI93971C (fi)	1995-06-26
EP0431772B1 (en)	1995-04-12

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Legal Events

Date	Code	Title	Description
1995-11-15	UEP	Publication of translation of european patent specification
1997-08-15	REN	Ceased due to non-payment of the annual fee