FI93971C - Aine rikin poistamiseksi sulasta metallista - Google Patents

Aine rikin poistamiseksi sulasta metallista

Info

Publication number
FI93971C
FI93971C FI905990A FI905990A FI93971C FI 93971 C FI93971 C FI 93971C FI 905990 A FI905990 A FI 905990A FI 905990 A FI905990 A FI 905990A FI 93971 C FI93971 C FI 93971C
Authority
FI
Finland
Prior art keywords
micron
less
media
desulphurising
silicic acid
Prior art date
Application number
FI905990A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI905990A (fi
FI905990A0 (fi
FI93971B (fi
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.)
Filing date
Publication date
Application filed by Foseco Int filed Critical Foseco Int
Publication of FI905990A0 publication Critical patent/FI905990A0/fi
Publication of FI905990A publication Critical patent/FI905990A/fi
Application granted granted Critical
Publication of FI93971B publication Critical patent/FI93971B/fi
Publication of FI93971C publication Critical patent/FI93971C/fi

Links

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)
  • Manufacture And Refinement Of Metals (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
FI905990A 1989-12-04 1990-12-04 Aine rikin poistamiseksi sulasta metallista FI93971C (fi)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE3940024 1989-12-04
DE3940024 1989-12-04
DE4002284A DE4002284A1 (de) 1989-12-04 1990-01-26 Mittel zum entschwefeln von eisenschmelzen
DE4002284 1990-01-26

Publications (4)

Publication Number Publication Date
FI905990A0 FI905990A0 (fi) 1990-12-04
FI905990A FI905990A (fi) 1991-06-05
FI93971B FI93971B (fi) 1995-03-15
FI93971C true FI93971C (fi) 1995-06-26

Family

ID=25887639

Family Applications (1)

Application Number Title Priority Date Filing Date
FI905990A FI93971C (fi) 1989-12-04 1990-12-04 Aine rikin poistamiseksi sulasta metallista

Country Status (5)

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

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 (de) * 1988-09-20 1989-11-02 Skw Trostberg Ag, 8223 Trostberg, De

Also Published As

Publication number Publication date
FI905990A (fi) 1991-06-05
DE69018584D1 (de) 1995-05-18
FI905990A0 (fi) 1990-12-04
DE69018584T2 (de) 1995-08-10
ES2071043T3 (es) 1995-06-16
DE4002284A1 (de) 1991-06-06
EP0431772A1 (de) 1991-06-12
FI93971B (fi) 1995-03-15
ATE121140T1 (de) 1995-04-15
EP0431772B1 (de) 1995-04-12

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Legal Events

Date Code Title Description
BB Publication of examined application
MM Patent lapsed
MM Patent lapsed

Owner name: FOSECO INTERNATIONAL LIMITED