SE7906086L - Forfarande for framstellning av pulverformig, lett fluidiserbar avsvavlingsblandning - Google Patents

Forfarande for framstellning av pulverformig, lett fluidiserbar avsvavlingsblandning

Info

Publication number: SE7906086L
Authority: SE; Sweden
Prior art keywords: sulfur; fluidizable; powder; procedure; preparation
Prior art date: 1978-08-04

Application number

SE7906086A

Other languages

Unknown language ( )

English (en)

Inventor

A Freissmuth

W Gmohlig

H Rock

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.)

1978-08-04

Filing date

1979-07-12

Publication date

1980-02-05

1979-07-12 Application filed by Sueddeutsche Kalkstickstoff filed Critical Sueddeutsche Kalkstickstoff

1980-02-05 Publication of SE7906086L publication Critical patent/SE7906086L/sv

Links

239000000203 mixture Substances 0.000 title abstract 2
XAQHXGSHRMHVMU-UHFFFAOYSA-N [S].[S] Chemical compound [S].[S] XAQHXGSHRMHVMU-UHFFFAOYSA-N 0.000 title 1
239000007788 liquid Substances 0.000 title 1
238000006477 desulfuration reaction Methods 0.000 abstract 3
230000023556 desulfurization Effects 0.000 abstract 3
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 2
229910052799 carbon Inorganic materials 0.000 abstract 2
239000000155 melt Substances 0.000 abstract 2
239000002245 particle Substances 0.000 abstract 2
239000005997 Calcium carbide Substances 0.000 abstract 1
CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 abstract 1
239000003795 chemical substances by application Substances 0.000 abstract 1
239000011248 coating agent Substances 0.000 abstract 1
238000000576 coating method Methods 0.000 abstract 1
230000001050 lubricating effect Effects 0.000 abstract 1
239000007787 solid Substances 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
- 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
- C21C7/0645—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)
Lubricants (AREA)
Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)

SE7906086A 1978-08-04 1979-07-12 Forfarande for framstellning av pulverformig, lett fluidiserbar avsvavlingsblandning SE7906086L (sv)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE2834216		1978-08-04

Publications (1)

Publication Number	Publication Date
SE7906086L true SE7906086L (sv)	1980-02-05

Family

ID=6046218

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SE7906086A SE7906086L (sv)	1978-08-04	1979-07-12	Forfarande for framstellning av pulverformig, lett fluidiserbar avsvavlingsblandning

Country Status (9)

Country	Link
US (1)	US4260413A (sv)
JP (1)	JPS5521599A (sv)
BE (1)	BE878016A (sv)
CA (1)	CA1140907A (sv)
FR (1)	FR2432550A1 (sv)
GB (1)	GB2032461A (sv)
NL (1)	NL7905292A (sv)
SE (1)	SE7906086L (sv)
ZA (1)	ZA793547B (sv)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2952686A1 (de) *	1979-12-29	1981-07-02	Hoechst Ag, 6230 Frankfurt	Verfahren zur herstellung von entschwefelungsmitteln fuer roheisen- oder stahlschmelzen
JPS56158827A (en) *	1980-05-10	1981-12-07	Nippon Carbide Ind Co Ltd	Powdered composition for desulfurizing agent
JPS56163213A (en) *	1980-05-20	1981-12-15	Nippon Carbide Ind Co Ltd	Desulfurizer powder composition for molten iron
DE3022752A1 (de) *	1980-06-18	1982-01-14	Skw Trostberg Ag, 8223 Trostberg	Entschwefelungsmittel
DE3110569A1 (de) *	1981-03-18	1982-12-30	Skw Trostberg Ag, 8223 Trostberg	Verfahren zur verhinderung des ueberschaeumens beim frischen von roheisen sowie zur erniedrigung des phosphorgehaltes, mittel und vorrichtung zur durchfuehrung des verfahrens
US4572737A (en) *	1984-06-27	1986-02-25	The Boc Group, Inc.	Agents for the removal of impurities from a molten metal and a process for producing same
BR8606249A (pt) *	1985-12-17	1987-09-29	Sueddeutsche Kalkstickstoff	Composicao finamente granulada para a dessulfuracao de ferro fundido e processo para sua preparacao
NO179080C (no) *	1989-05-18	1996-07-31	Elkem Metals	Avsvovlingsmiddel og fremgangsmåte for fremstilling av avsvovlingsmiddel
US5078784A (en) *	1990-03-14	1992-01-07	Elkem Metals Company	Desulfurization agent
US4941914A (en) *	1989-05-18	1990-07-17	Elkem Metals Company	Desulfurization agent
US5149364A (en) *	1990-03-14	1992-09-22	Elkem Metals Company	Desulfurization agent
CA2054244C (en) *	1991-10-25	2000-08-01	Bruce James Barker	Powdered desulfurizing reagent and process of use
JP2003046094A (ja) *	2001-07-27	2003-02-14	Sanyo Electric Co Ltd	ショットキーバリアダイオードおよびその製造方法
US6989040B2 (en) *	2002-10-30	2006-01-24	Gerald Zebrowski	Reclaimed magnesium desulfurization agent
US20050056120A1 (en) *	2003-09-15	2005-03-17	Flores-Morales Jose Ignacio	Desulphurization of ferrous materials using sodium silicate
US20050066772A1 (en) *	2003-09-26	2005-03-31	Flores-Morales Jose Ignacio	Desulphurization of ferrous materials using glass cullet

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE747029C (de) *	1939-06-20	1944-09-04	Thyssen Huette Ag	Verfahren zur Entschwefelung von Roheisenbaedern
FR1010183A (fr) *	1950-01-21	1952-06-09	Stora Koparbergs Aktiebolag	Procédé de désulfuration du fer et des alliages ferreux
US2863755A (en) *	1957-04-22	1958-12-09	Union Carbide Corp	Oil-treated calcium carbide for desulfurization of iron
GB1230810A (sv) *	1967-12-29	1971-05-05
DE1758250B1 (de) *	1968-04-29	1971-10-28	Sueddeutsche Kalkstickstoff	Mittel zum Entschwefeln von Eisenschmelzen
US3957502A (en) *	1971-11-17	1976-05-18	Magnesium Elektron Limited	Addition of magnesium to molten metal
BE791502A (fr) *	1971-11-17	1973-03-16	Magnesium Elektron Ltd	Addition de magnesium a du metal en fusion
US3876421A (en) *	1972-11-09	1975-04-08	Nippon Steel Corp	Process for desulfurization of molten pig iron
GB1415150A (en) *	1972-11-16	1975-11-26	Magnesium Elektron Ltd	Addition of magnesium to molten metal
DE2301987A1 (de) *	1973-01-16	1974-07-25	Polysius Ag	Verfahren zum entschwefeln von fluessigem roheisen
DE2326539C3 (de) *	1973-05-24	1975-11-13	Sueddeutsche Kalkstickstoff-Werke Ag, 8223 Trostberg	Verfahren zur Herstellung eines Entschwefelungsgemisches für Eisenschmelzen aus Calciumcarbid und mindestens einem wasserhaltigen Stoff
DE2337957A1 (de) *	1973-07-26	1975-02-06	Polysius Ag	Verfahren zum entschwefeln von fluessigem roheisen
CH573276A5 (sv) *	1974-01-29	1976-03-15	Concast Ag
US3955966A (en) *	1974-03-06	1976-05-11	August Thyssen-Hutte Ag	Method for dispensing a fluidizable solid from a pressure vessel
DE2500497C2 (de) *	1975-01-08	1977-03-31	Sueddeutsche Kalkstickstoff	Mittel zum entschwefeln von eisenschmelzen und verfahren zu seiner anwendung
JPS5254609A (en) *	1975-10-31	1977-05-04	Nippon Carbide Ind Co Ltd	Composite for desulfurizing molten cast iron
JPS5261110A (en) *	1975-11-14	1977-05-20	Aikoh Co	Desulfurization of iron melt
DE2708424C2 (de) *	1977-02-26	1987-03-19	Skw Trostberg Ag, 8223 Trostberg	Verfahren zur Entschwefelung von Roheisenschmelzen
DE2741588C2 (de) *	1977-09-15	1985-02-07	Skw Trostberg Ag, 8223 Trostberg	Mittel zum Entschwefeln von Eisenschmelzen

1979
- 1979-06-29 FR FR7917078A patent/FR2432550A1/fr active Pending
- 1979-07-06 NL NL7905292A patent/NL7905292A/nl not_active Application Discontinuation
- 1979-07-12 SE SE7906086A patent/SE7906086L/sv not_active Application Discontinuation
- 1979-07-13 ZA ZA00793547A patent/ZA793547B/xx unknown
- 1979-07-24 US US06/060,149 patent/US4260413A/en not_active Expired - Lifetime
- 1979-07-25 CA CA000332500A patent/CA1140907A/en not_active Expired
- 1979-08-01 BE BE0/196556A patent/BE878016A/xx not_active IP Right Cessation
- 1979-08-02 JP JP9816079A patent/JPS5521599A/ja active Pending
- 1979-08-02 GB GB7926938A patent/GB2032461A/en not_active Withdrawn

Also Published As

Publication number	Publication date
ZA793547B (en)	1980-12-31
CA1140907A (en)	1983-02-08
GB2032461A (en)	1980-05-08
FR2432550A1 (fr)	1980-02-29
BE878016A (fr)	1979-12-03
JPS5521599A (en)	1980-02-15
NL7905292A (nl)	1980-02-06
US4260413A (en)	1981-04-07

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Legal Events

Date	Code	Title	Description
1995-02-28	NAV	Patent application has lapsed	Ref document number: 7906086-9