DE69700665D1 - Entschwefelnde kalzium-karbidmischung - Google Patents

Entschwefelnde kalzium-karbidmischung

Info

Publication number
DE69700665D1
DE69700665D1 DE69700665T DE69700665T DE69700665D1 DE 69700665 D1 DE69700665 D1 DE 69700665D1 DE 69700665 T DE69700665 T DE 69700665T DE 69700665 T DE69700665 T DE 69700665T DE 69700665 D1 DE69700665 D1 DE 69700665D1
Authority
DE
Germany
Prior art keywords
desulphurizing
calcium
carbide mixture
carbide
mixture
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
DE69700665T
Other languages
English (en)
Other versions
DE69700665T2 (de
Inventor
Gilles Nussbaum
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.)
SKW BELLEGARDE SAS, BELLEGARDE SUR VALSERINE, FR
Original Assignee
Pechiney Electrometallurgie SAS
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 Pechiney Electrometallurgie SAS filed Critical Pechiney Electrometallurgie SAS
Publication of DE69700665D1 publication Critical patent/DE69700665D1/de
Application granted granted Critical
Publication of DE69700665T2 publication Critical patent/DE69700665T2/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
    • C21C1/02—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)
DE69700665T 1996-04-04 1997-04-02 Entschwefelnde kalzium-karbidmischung Expired - Fee Related DE69700665T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9604493A FR2747132B1 (fr) 1996-04-04 1996-04-04 Melange desulfurant a base de carbure de calcium
PCT/FR1997/000592 WO1997038142A1 (fr) 1996-04-04 1997-04-02 Melange desulfurant a base de carbure de calcium

Publications (2)

Publication Number Publication Date
DE69700665D1 true DE69700665D1 (de) 1999-11-25
DE69700665T2 DE69700665T2 (de) 2000-05-11

Family

ID=9491082

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69700665T Expired - Fee Related DE69700665T2 (de) 1996-04-04 1997-04-02 Entschwefelnde kalzium-karbidmischung

Country Status (14)

Country Link
EP (1) EP0891431B1 (de)
AU (1) AU2392897A (de)
BG (1) BG63215B1 (de)
CZ (1) CZ293175B6 (de)
DE (1) DE69700665T2 (de)
ES (1) ES2140232T3 (de)
FR (1) FR2747132B1 (de)
HU (1) HU222767B1 (de)
PL (1) PL183768B1 (de)
RO (1) RO117712B1 (de)
RU (1) RU2166548C2 (de)
SK (1) SK283419B6 (de)
UA (1) UA49014C2 (de)
WO (1) WO1997038142A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19857733A1 (de) * 1998-12-15 2000-06-21 Almamet Gmbh Entschwefelungsmittel
FR2789697B1 (fr) * 1999-02-12 2001-04-06 Pechiney Electrometallurgie Melange desulfurant a base de carbure de calcium et/ou de chaux
CN101367025B (zh) * 2008-08-13 2011-07-27 陈宏� 一种循环流化床锅炉钙基复合催化干法脱硫剂及其制备方法
BR102014017197A2 (pt) * 2014-07-11 2016-02-16 Tecnosulfur Sist De Tratamento De Metais Liquidos S A composição dessulfurante e seu processo de produção, método de acondicionamento e de aplicação em panelas de pequeno porte para produção de ferros fundidos
CN107245549B (zh) * 2017-06-15 2018-12-18 王强 一种电解铝厂铝灰的高效利用工艺

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE418074C (de) * 1922-03-12 1925-08-25 Wilhelm Kroll Dr Entschwefelungsmittel fuer Eisen- und Stahlbaeder
DE2447918A1 (de) * 1974-10-08 1976-04-29 Gammal Tarek Prof Dr Ing El Verfahren zur desoxidation und/oder entschwefelung von eisenschmelzen durch oxidfreie caalmg(c)-legierung
DE2531047B2 (de) * 1975-07-11 1978-07-06 Kloeckner-Werke Ag, 4100 Duisburg Verfahren zum Entschwefeln von Roheisen
DE2709062A1 (de) * 1977-03-02 1978-09-07 Sueddeutsche Kalkstickstoff Mittel und verfahren zur entschwefelung von eisenschmelzen
JPS54136516A (en) * 1978-04-14 1979-10-23 Kobe Steel Ltd Hot iron desulfurizing agent

Also Published As

Publication number Publication date
HUP9902168A2 (hu) 1999-11-29
WO1997038142A1 (fr) 1997-10-16
ES2140232T3 (es) 2000-02-16
EP0891431A1 (de) 1999-01-20
PL329220A1 (en) 1999-03-15
AU2392897A (en) 1997-10-29
EP0891431B1 (de) 1999-10-20
RU2166548C2 (ru) 2001-05-10
SK137998A3 (en) 1999-05-07
CZ293175B6 (cs) 2004-02-18
RO117712B1 (ro) 2002-06-28
CZ314798A3 (cs) 1999-08-11
UA49014C2 (uk) 2002-09-16
BG102700A (en) 1999-03-31
HU222767B1 (hu) 2003-10-28
BG63215B1 (bg) 2001-06-29
FR2747132B1 (fr) 1998-06-19
SK283419B6 (sk) 2003-07-01
PL183768B1 (pl) 2002-07-31
FR2747132A1 (fr) 1997-10-10
HUP9902168A3 (en) 2001-11-28
DE69700665T2 (de) 2000-05-11

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: SKW BELLEGARDE SAS, BELLEGARDE SUR VALSERINE, FR

8339 Ceased/non-payment of the annual fee