DK550980A - Afsvovlningsmiddel og fremgangsmaade til fremstilling deraf - Google Patents

Afsvovlningsmiddel og fremgangsmaade til fremstilling deraf

Info

Publication number
DK550980A
DK550980A DK550980A DK550980A DK550980A DK 550980 A DK550980 A DK 550980A DK 550980 A DK550980 A DK 550980A DK 550980 A DK550980 A DK 550980A DK 550980 A DK550980 A DK 550980A
Authority
DK
Denmark
Prior art keywords
description
sulfures
Prior art date
Application number
DK550980A
Other languages
English (en)
Other versions
DK151570C (da
DK151570B (da
Inventor
A Braun
W Portz
G Strauss
H M Delhey
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.)
Filing date
Publication date
Priority claimed from DE19792952761 external-priority patent/DE2952761A1/de
Priority claimed from DE19803008950 external-priority patent/DE3008950C2/de
Application filed by Hoechst Ag filed Critical Hoechst Ag
Publication of DK550980A publication Critical patent/DK550980A/da
Publication of DK151570B publication Critical patent/DK151570B/da
Application granted granted Critical
Publication of DK151570C publication Critical patent/DK151570C/da

Links

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
    • 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
    • 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)
  • Lubricants (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
DK550980A 1979-12-29 1980-12-23 Afsvovlningsmiddel og fremgangsmaade til fremstilling deraf DK151570C (da)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE2952761 1979-12-29
DE19792952761 DE2952761A1 (de) 1979-12-29 1979-12-29 Entschwefelungsmittel fuer roheisen- und stahlschmelzen sowie ein verfahren zu ihrer herstellung
DE19803008950 DE3008950C2 (de) 1980-03-08 1980-03-08 Entschwefelungsmittel und Verfahren zu seiner Herstellung
DE3008950 1980-03-08

Publications (3)

Publication Number Publication Date
DK550980A true DK550980A (da) 1981-06-30
DK151570B DK151570B (da) 1987-12-14
DK151570C DK151570C (da) 1988-06-06

Family

ID=25782701

Family Applications (1)

Application Number Title Priority Date Filing Date
DK550980A DK151570C (da) 1979-12-29 1980-12-23 Afsvovlningsmiddel og fremgangsmaade til fremstilling deraf

Country Status (12)

Country Link
US (1) US4358312A (da)
EP (1) EP0031552B1 (da)
AU (1) AU532988B2 (da)
BR (1) BR8008513A (da)
CA (1) CA1154596A (da)
DD (1) DD155528A5 (da)
DE (1) DE3069681D1 (da)
DK (1) DK151570C (da)
ES (1) ES497686A0 (da)
MX (1) MX154953A (da)
NO (1) NO153499C (da)
PL (1) PL125943B1 (da)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
DE3111510A1 (de) * 1981-03-24 1982-10-07 Hoechst Ag, 6000 Frankfurt Entschwefelungsgemisch und verfahren zu seiner herstellung
DE3111509A1 (de) * 1981-03-24 1982-10-07 Hoechst Ag, 6000 Frankfurt Verfahren zur herstellung von entschwefelungsmitteln fuer roheisen- oder stahlschmelzen
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
DE3908071A1 (de) * 1989-03-13 1990-09-20 Hoechst Ag Mittel und verfahren zum entschwefeln von metallschmelzen
DE4242328C2 (de) * 1992-12-15 1995-06-08 Alfred Dipl Ing Dr Freissmuth Mittel zur Entschwefelung, Entphosphorung, Entsilicierung und Entstickung von Roheisen- und Gußeisenschmelzen
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 (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1005163A (en) * 1963-08-10 1965-09-22 British Cast Iron Res Ass Improvements in the manufacture of inoculants for cast irons
CH428820A (fr) * 1963-12-12 1967-01-31 Tech Entwicklung Und Verwertun Produit d'affinage de l'acier
US3197306A (en) * 1964-08-31 1965-07-27 Dow Chemical Co Method for treating ferrous metals
DE1758250B1 (de) * 1968-04-29 1971-10-28 Sueddeutsche Kalkstickstoff Mittel zum Entschwefeln von Eisenschmelzen
GB1305466A (da) * 1969-10-24 1973-01-31
DE2252795C3 (de) * 1972-10-27 1982-09-09 Skw Trostberg Ag, 8223 Trostberg Entschwefelungsmittel für Roheisen- und Ferrolegierungsschmelzen
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
DE2527156B2 (de) * 1975-06-18 1980-09-04 Thyssen Niederrhein Ag Huetten- Und Walzwerke, 4200 Oberhausen Verfahren zur Vorbehandlung einer Stahlschmelze beim Stranggießen
JPS605643B2 (ja) * 1975-11-14 1985-02-13 電気化学工業株式会社 溶銑脱硫剤の製法
JPS6035407B2 (ja) * 1978-05-31 1985-08-14 電気化学工業株式会社 溶銑用脱硫剤およびその製法
DE2919324A1 (de) * 1979-05-14 1980-12-04 Hoechst Ag Entschweflungsmittel fuer roheisen- und stahlschmelzen sowie ein verfahren zu ihrer herstellung
DE2952686A1 (de) * 1979-12-29 1981-07-02 Hoechst Ag, 6230 Frankfurt Verfahren zur herstellung von entschwefelungsmitteln fuer roheisen- oder stahlschmelzen

Also Published As

Publication number Publication date
NO803923L (no) 1981-06-30
BR8008513A (pt) 1981-07-21
US4358312A (en) 1982-11-09
EP0031552A1 (de) 1981-07-08
ES8200147A1 (es) 1981-11-01
AU532988B2 (en) 1983-10-20
NO153499C (no) 1986-04-02
DK151570C (da) 1988-06-06
PL228753A1 (da) 1981-09-04
DK151570B (da) 1987-12-14
MX154953A (es) 1988-01-14
DE3069681D1 (en) 1985-01-03
CA1154596A (en) 1983-10-04
PL125943B1 (en) 1983-06-30
EP0031552B1 (de) 1984-11-21
NO153499B (no) 1985-12-23
ES497686A0 (es) 1981-11-01
DD155528A5 (de) 1982-06-16
AU6585380A (en) 1981-07-09

Similar Documents

Publication Publication Date Title
DK358280A (da) Fremgangsmaade og midler til emballering
NO803330L (no) Elektrolysoer og fremgangsmaate for elektrolysering
DK248078A (da) Phatalaziner og fremgangsmaade til fremstilling deraf
DK102177A (da) Aminoalkyl-heterocycliske forbindelser og fremgangsmade til fremstilling deraf
DK396079A (da) Tekstilline og fremgangsmaade til fremstilling deraf
TR21804A (tr) Zirai uereler ve izouereler
DK304781A (da) Formdel og fremgansmaade til fremstolling heraf
DK223779A (da) Oligomere methacrylsubstituerede alkylsiloxaner og fremgangsmaade til fremstilling deraf
DK319277A (da) Hydroxysuccinimidestere fremgangsmade til fremstilling heraf og anvendelse heraf
DK33580A (da) Stabilt prostaglandin-indehldende praeparat og fremgangsmaade til fremstilling deraf
DK185079A (da) Azolopyrimidinoner og fremgangsmaade til fremstilling deraf
NO150879C (no) Fremgangsmaate for fremstilling av d-camforat av l-carnitinamid og d-camforat av d-carnitinamid
DK11877A (da) Antracyklinglykosider og fremgangsmade til fremstilling deraf
DK421480A (da) Fremgangsmaade og anlaeg til broendlogging
DK132779A (da) Fremgangsmaade til fremstilling af cishexahydrodibenzoepyranoner og tetrahydrobenzoxoiner
NO783487L (no) Bindemiddel og fremgangsmaate til fremstilling av samme
DK96177A (da) 4-androsten-3-oner og fremgangsmade til fremstilling heraf
DK151570C (da) Afsvovlningsmiddel og fremgangsmaade til fremstilling deraf
DK12478A (da) Dithienylalkylaminer og fremgangsmaade til fremstilling deraf
DK121279A (da) Demethylmaytansinoider og fremgangsmaade til fremstilling deraf
NO803334L (no) Anordning til haandtering av ankre og lignende.
DK554078A (da) Tetrapeptider og fremgangsmaade til fremstilling deraf
DK271281A (da) Haardfeldt og fremgangsmaade til fremstilling deraf
DK224279A (da) Polyjodbenzenderivater og fremgangsmaade til fremstilling deraf
DK426880A (da) Harzburgit og fremgangsmaade til fremstilling deraf

Legal Events

Date Code Title Description
PBP Patent lapsed