DE3777494D1 - Einblasfaehiges behandlungsmittel fuer im schmelzzustand befindliche metalle. - Google Patents

Einblasfaehiges behandlungsmittel fuer im schmelzzustand befindliche metalle.

Info

Publication number
DE3777494D1
DE3777494D1 DE8787201592T DE3777494T DE3777494D1 DE 3777494 D1 DE3777494 D1 DE 3777494D1 DE 8787201592 T DE8787201592 T DE 8787201592T DE 3777494 T DE3777494 T DE 3777494T DE 3777494 D1 DE3777494 D1 DE 3777494D1
Authority
DE
Germany
Prior art keywords
reagent
metals
molten
melting state
injectable treatment
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE8787201592T
Other languages
English (en)
Inventor
Skach, Jr
Joseph H Waibel
David W Brake
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dow Chemical Co
Original Assignee
Dow Chemical Co
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 Dow Chemical Co filed Critical Dow Chemical Co
Application granted granted Critical
Publication of DE3777494D1 publication Critical patent/DE3777494D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • C21C1/00—Refining of pig-iron; Cast iron
    • C21C1/10—Making spheroidal graphite cast-iron
    • C21C1/105—Nodularising additive 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
    • C21C1/10—Making spheroidal graphite cast-iron

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Manufacture Of Alloys Or Alloy Compounds (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Powder Metallurgy (AREA)
DE8787201592T 1986-08-25 1987-08-24 Einblasfaehiges behandlungsmittel fuer im schmelzzustand befindliche metalle. Expired - Fee Related DE3777494D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/899,859 US4708737A (en) 1986-08-25 1986-08-25 Injectable reagents for molten metals

Publications (1)

Publication Number Publication Date
DE3777494D1 true DE3777494D1 (de) 1992-04-23

Family

ID=25411660

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787201592T Expired - Fee Related DE3777494D1 (de) 1986-08-25 1987-08-24 Einblasfaehiges behandlungsmittel fuer im schmelzzustand befindliche metalle.

Country Status (11)

Country Link
US (1) US4708737A (de)
EP (1) EP0257718B1 (de)
JP (1) JPS6383232A (de)
KR (1) KR880003017A (de)
CN (1) CN87105780A (de)
AT (1) ATE73860T1 (de)
AU (1) AU596861B2 (de)
DE (1) DE3777494D1 (de)
FI (1) FI873650A (de)
NO (1) NO873558L (de)
ZA (1) ZA876212B (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5021086A (en) * 1990-07-05 1991-06-04 Reactive Metals And Alloys Corporation Iron desulfurization additive and method for introduction into hot metal
US5358550A (en) * 1992-10-26 1994-10-25 Rossborough Manufacturing Company Desulfurization agent
US5397379A (en) * 1993-09-22 1995-03-14 Oglebay Norton Company Process and additive for the ladle refining of steel
US6179895B1 (en) 1996-12-11 2001-01-30 Performix Technologies, Ltd. Basic tundish flux composition for steelmaking processes
US5873924A (en) * 1997-04-07 1999-02-23 Reactive Metals & Alloys Corporation Desulfurizing mix and method for desulfurizing molten iron
US6352570B1 (en) 2000-04-10 2002-03-05 Rossborough Manufacturing Co., Lp Magnesium desulfurization agent
US6372014B1 (en) * 2000-04-10 2002-04-16 Rossborough Manufacturing Co. L.P. Magnesium injection agent for ferrous metal
JP4818567B2 (ja) * 2000-09-14 2011-11-16 Ｊｆｅスチール株式会社 精錬剤および精錬方法
US6770115B2 (en) * 2002-10-18 2004-08-03 Remacor, Inc. Process for magnesium granules
US6989040B2 (en) * 2002-10-30 2006-01-24 Gerald Zebrowski Reclaimed magnesium desulfurization agent
HUP0400630A2 (en) * 2004-03-23 2006-01-30 Istvan Tamas New, molecule-size desulphurizing agents consisting of non metallic and metallic components for reducing the sulphur content of iron melts to an ultra low level (0<s%<0,001) and a method for producing said material
US7731778B2 (en) * 2006-03-27 2010-06-08 Magnesium Technologies Corporation Scrap bale for steel making process
US20080196548A1 (en) * 2007-02-16 2008-08-21 Magnesium Technologies Corporation Desulfurization puck
KR101094144B1 (ko) 2009-09-21 2011-12-14 한국생산기술연구원 탈황제 및 그 제조 방법
CN113264660B (zh) * 2021-06-21 2022-07-01 中国原子能科学研究院 用于熔融玻璃的方法和装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1083520A (fr) * 1952-05-05 1955-01-10 Mond Nickel Co Ltd Perfectionnements à l'introduction de magnésium dans la fonte en fusion
US3396777A (en) * 1966-06-01 1968-08-13 Dow Chemical Co Process for impregnating porous solids
CH484278A (de) * 1966-10-19 1970-01-15 Sulzer Ag Verfahren zum Einbringen von Metallen, intermetallischen Verbindungen oder Metallegierungen mit hohem Dampfdruck in Schmelzen von Legierungen mit Temperaturen über 1400º C
US3634066A (en) * 1969-06-26 1972-01-11 Dow Chemical Co Method for reclaiming scrap metal particles
US3801303A (en) * 1972-07-13 1974-04-02 Nl Industries Inc Porous refractory body impregnated with magnesium
US3885956A (en) * 1974-05-21 1975-05-27 Rheinische Kalksteinwerke Method and composition for the treatment of ferrous melts and process for making the treating composition
WO1979000398A1 (en) * 1977-12-16 1979-07-12 Foseco Int Desulphurisation of ferrous metals
EP0016273B1 (de) * 1979-03-27 1983-09-14 Richard Aloysius Flinn Verfahren und Vorrichtung zur Herstellung metallischer Zusammensetzungen aus mindestens zwei Bestandteilen, wobei die Siedetemperatur eines Bestandteiles unter der Schmelztemperatur des anderen Bestandteiles liegt

Also Published As

Publication number Publication date
FI873650A0 (fi) 1987-08-24
EP0257718B1 (de) 1992-03-18
AU596861B2 (en) 1990-05-17
NO873558L (no) 1988-02-26
FI873650A (fi) 1988-02-26
ATE73860T1 (de) 1992-04-15
US4708737A (en) 1987-11-24
CN87105780A (zh) 1988-06-15
JPS6383232A (ja) 1988-04-13
AU7719687A (en) 1988-02-25
KR880003017A (ko) 1988-05-13
EP0257718A1 (de) 1988-03-02
ZA876212B (en) 1989-04-26
NO873558D0 (no) 1987-08-24

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee